test ci

2023-10-30 03:21:07 +01:00
111 changed files with 269 additions and 551 deletions
--- a/.github/ci/build.sh
+++ b/.github/ci/build.sh
@ -12,6 +12,7 @@ if [ -f /ci/secrets/teleprobe-token.txt ]; then
    export TELEPROBE_HOST=https://teleprobe.embassy.dev
    export TELEPROBE_TOKEN=$(cat /ci/secrets/teleprobe-token.txt)
    export TELEPROBE_CACHE=/ci/cache/teleprobe_cache.json
+    rm -f $TELEPROBE_CACHE
 fi

 # needed for "dumb HTTP" transport support
--- a/ci.sh
+++ b/ci.sh
@ -218,9 +218,6 @@ cargo batch  \
 rm out/tests/stm32wb55rg/wpan_mac
 rm out/tests/stm32wb55rg/wpan_ble

-# unstable
-rm out/tests/stm32f429zi/stop
-
 # unstable, I think it's running out of RAM?
 rm out/tests/stm32f207zg/eth

--- a/cyw43-pio/src/lib.rs
+++ b/cyw43-pio/src/lib.rs
@ -1,6 +1,6 @@
 #![no_std]
+#![allow(incomplete_features)]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]

 use core::slice;

--- a/cyw43/Cargo.toml
+++ b/cyw43/Cargo.toml
@ -12,7 +12,7 @@ firmware-logs = []

 [dependencies]
 embassy-time = { version = "0.1.5", path = "../embassy-time"}
-embassy-sync = { version = "0.4.0", path = "../embassy-sync"}
+embassy-sync = { version = "0.3.0", path = "../embassy-sync"}
 embassy-futures = { version = "0.1.0", path = "../embassy-futures"}
 embassy-net-driver-channel = { version = "0.2.0", path = "../embassy-net-driver-channel"}

--- a/cyw43/src/control.rs
+++ b/cyw43/src/control.rs
@ -4,6 +4,7 @@ use embassy_net_driver_channel as ch;
 use embassy_net_driver_channel::driver::{HardwareAddress, LinkState};
 use embassy_time::Timer;

+pub use crate::bus::SpiBusCyw43;
 use crate::consts::*;
 use crate::events::{Event, EventSubscriber, Events};
 use crate::fmt::Bytes;
--- a/cyw43/src/lib.rs
+++ b/cyw43/src/lib.rs
@ -1,7 +1,7 @@
 #![no_std]
 #![no_main]
+#![allow(incomplete_features)]
 #![feature(async_fn_in_trait, type_alias_impl_trait, concat_bytes)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
 #![deny(unused_must_use)]

 // This mod MUST go first, so that the others see its macros.
--- a/embassy-boot/boot/Cargo.toml
+++ b/embassy-boot/boot/Cargo.toml
@ -28,7 +28,7 @@ digest = "0.10"
 log = { version = "0.4", optional = true  }
 ed25519-dalek = { version = "1.0.1", default_features = false, features = ["u32_backend"], optional = true }
 embassy-embedded-hal = { version = "0.1.0", path = "../../embassy-embedded-hal" }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync" }
 embedded-storage = "0.3.0"
 embedded-storage-async = { version = "0.4.0", optional = true }
 salty = { git = "https://github.com/ycrypto/salty.git", rev = "a9f17911a5024698406b75c0fac56ab5ccf6a8c7", optional = true }
--- a/embassy-boot/boot/src/lib.rs
+++ b/embassy-boot/boot/src/lib.rs
@ -1,5 +1,4 @@
 #![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
 #![no_std]
 #![warn(missing_docs)]
 #![doc = include_str!("../README.md")]
--- a/embassy-boot/nrf/Cargo.toml
+++ b/embassy-boot/nrf/Cargo.toml
@ -16,7 +16,7 @@ target = "thumbv7em-none-eabi"
 [dependencies]
 defmt = { version = "0.3", optional = true }

-embassy-sync = { version = "0.4.0", path = "../../embassy-sync" }
+embassy-sync = { path = "../../embassy-sync" }
 embassy-nrf = { path = "../../embassy-nrf" }
 embassy-boot = { path = "../boot", default-features = false }
 cortex-m = { version = "0.7.6" }
--- a/embassy-boot/rp/Cargo.toml
+++ b/embassy-boot/rp/Cargo.toml
@ -17,7 +17,7 @@ defmt = { version = "0.3", optional = true }
 defmt-rtt = { version = "0.4", optional = true }
 log = { version = "0.4", optional = true }

-embassy-sync = { version = "0.4.0", path = "../../embassy-sync" }
+embassy-sync = { path = "../../embassy-sync" }
 embassy-rp = { path = "../../embassy-rp", default-features = false }
 embassy-boot = { path = "../boot", default-features = false }
 embassy-time = { path = "../../embassy-time" }
--- a/embassy-boot/stm32/Cargo.toml
+++ b/embassy-boot/stm32/Cargo.toml
@ -18,7 +18,7 @@ defmt = { version = "0.3", optional = true }
 defmt-rtt = { version = "0.4", optional = true }
 log = { version = "0.4", optional = true }

-embassy-sync = { version = "0.4.0", path = "../../embassy-sync" }
+embassy-sync = { path = "../../embassy-sync" }
 embassy-stm32 = { path = "../../embassy-stm32", default-features = false }
 embassy-boot = { path = "../boot", default-features = false }
 cortex-m = { version = "0.7.6" }
--- a/embassy-embedded-hal/Cargo.toml
+++ b/embassy-embedded-hal/Cargo.toml
@ -20,7 +20,7 @@ default = ["time"]

 [dependencies]
 embassy-futures = { version = "0.1.0", path = "../embassy-futures", optional = true }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-time = { version = "0.1.5", path = "../embassy-time", optional = true }
 embedded-hal-02 = { package = "embedded-hal", version = "0.2.6", features = [
    "unproven",
--- a/embassy-embedded-hal/src/lib.rs
+++ b/embassy-embedded-hal/src/lib.rs
@ -1,6 +1,5 @@
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(feature = "nightly", feature(async_fn_in_trait, impl_trait_projections, try_blocks))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
+#![cfg_attr(feature = "nightly", feature(async_fn_in_trait, try_blocks))]
 #![warn(missing_docs)]

 //! Utilities to use `embedded-hal` traits with Embassy.
--- a/embassy-executor/CHANGELOG.md
+++ b/embassy-executor/CHANGELOG.md
@ -5,10 +5,6 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

-## 0.3.1 - 2023-11-01
-
- Fix spurious "Found waker not created by the Embassy executor" error in recent nightlies.
-
 ## 0.3.0 - 2023-08-25

 - Replaced Pender. Implementations now must define an extern function called `__pender`.
--- a/embassy-executor/Cargo.toml
+++ b/embassy-executor/Cargo.toml
@ -1,6 +1,6 @@
 [package]
 name = "embassy-executor"
-version = "0.3.1"
+version = "0.3.0"
 edition = "2021"
 license = "MIT OR Apache-2.0"
 description = "async/await executor designed for embedded usage"
@ -62,6 +62,7 @@ embassy-macros = { version = "0.2.1", path = "../embassy-macros" }
 embassy-time = { version = "0.1.5", path = "../embassy-time", optional = true}
 atomic-polyfill = "1.0.1"
 critical-section = "1.1"
+static_cell = "1.1"

 # arch-cortex-m dependencies
 cortex-m = { version = "0.7.6", optional = true }
--- a/embassy-executor/src/lib.rs
+++ b/embassy-executor/src/lib.rs
@ -33,7 +33,6 @@ check_at_most_one!("arch-cortex-m", "arch-riscv32", "arch-xtensa", "arch-std", "
 mod arch;

 #[cfg(feature = "_arch")]
-#[allow(unused_imports)] // don't warn if the module is empty.
 pub use arch::*;

 pub mod raw;
@ -47,6 +46,7 @@ pub use spawner::*;
 pub mod _export {
    #[cfg(feature = "rtos-trace")]
    pub use rtos_trace::trace;
+    pub use static_cell::StaticCell;

    /// Expands the given block of code when `embassy-executor` is compiled with
    /// the `rtos-trace-interrupt` feature.
--- a/embassy-lora/Cargo.toml
+++ b/embassy-lora/Cargo.toml
@ -21,7 +21,7 @@ defmt = { version = "0.3", optional = true }
 log = { version = "0.4.14", optional = true }

 embassy-time = { version = "0.1.5", path = "../embassy-time", optional = true }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-stm32 = { version = "0.1.0", path = "../embassy-stm32", default-features = false, optional = true }
 embedded-hal-async = { version = "=1.0.0-rc.1" }
 embedded-hal = { version = "0.2", features = ["unproven"] }
--- a/embassy-lora/src/lib.rs
+++ b/embassy-lora/src/lib.rs
@ -1,6 +1,5 @@
 #![no_std]
-#![feature(async_fn_in_trait, impl_trait_projections)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
+#![feature(async_fn_in_trait)]
 //! embassy-lora holds LoRa-specific functionality.

 pub(crate) mod fmt;
--- a/embassy-macros/src/macros/main.rs
+++ b/embassy-macros/src/macros/main.rs
@ -53,7 +53,8 @@ pub fn wasm() -> TokenStream {
    quote! {
        #[wasm_bindgen::prelude::wasm_bindgen(start)]
        pub fn main() -> Result<(), wasm_bindgen::JsValue> {
-            let executor = ::std::boxed::Box::leak(::std::boxed::Box::new(::embassy_executor::Executor::new()));
+            static EXECUTOR: ::embassy_executor::_export::StaticCell<::embassy_executor::Executor> = ::embassy_executor::_export::StaticCell::new();
+            let executor = EXECUTOR.init(::embassy_executor::Executor::new());

            executor.start(|spawner| {
                spawner.spawn(__embassy_main(spawner)).unwrap();
--- a/embassy-net-adin1110/Cargo.toml
+++ b/embassy-net-adin1110/Cargo.toml
@ -22,7 +22,9 @@ embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 bitfield = "0.14.0"

 [dev-dependencies]
-embedded-hal-mock = { version = "=0.10.0-rc.1", features = ["embedded-hal-async", "eh1"] }
+# reenable when https://github.com/dbrgn/embedded-hal-mock/pull/86 is merged.
+#embedded-hal-mock = { git = "https://github.com/dbrgn/embedded-hal-mock", branch = "1-alpha", features = ["embedded-hal-async", "eh1"] }] }
+embedded-hal-mock = { git = "https://github.com/newAM/embedded-hal-mock", branch = "eh1-rc.1", features = ["embedded-hal-async", "eh1"] }
 crc = "3.0.1"
 env_logger = "0.10"
 critical-section = { version = "1.1.2", features = ["std"] }
--- a/embassy-net-adin1110/src/lib.rs
+++ b/embassy-net-adin1110/src/lib.rs
@ -1,6 +1,5 @@
 #![deny(clippy::pedantic)]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
 #![cfg_attr(not(any(test, feature = "std")), no_std)]
 #![allow(clippy::module_name_repetitions)]
 #![allow(clippy::missing_errors_doc)]
--- a/embassy-net-driver-channel/Cargo.toml
+++ b/embassy-net-driver-channel/Cargo.toml
@ -24,6 +24,6 @@ features = ["defmt"]
 defmt = { version = "0.3", optional = true }
 log = { version = "0.4.14", optional = true }

-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 embassy-net-driver = { version = "0.2.0", path = "../embassy-net-driver" }
--- a/embassy-net-esp-hosted/Cargo.toml
+++ b/embassy-net-esp-hosted/Cargo.toml
@ -8,7 +8,7 @@ defmt = { version = "0.3", optional = true }
 log = { version = "0.4.14", optional = true }

 embassy-time = { version = "0.1.5", path = "../embassy-time" }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync"}
+embassy-sync = { version = "0.3.0", path = "../embassy-sync"}
 embassy-futures = { version = "0.1.0", path = "../embassy-futures"}
 embassy-net-driver-channel = { version = "0.2.0", path = "../embassy-net-driver-channel"}

--- a/embassy-net-ppp/Cargo.toml
+++ b/embassy-net-ppp/Cargo.toml
@ -19,7 +19,7 @@ embedded-io-async = { version = "0.6.0" }
 embassy-net-driver-channel = { version = "0.2.0", path = "../embassy-net-driver-channel" }
 embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 ppproto = { version = "0.1.2"}
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }

 [package.metadata.embassy_docs]
 src_base = "https://github.com/embassy-rs/embassy/blob/embassy-net-ppp-v$VERSION/embassy-net-ppp/src/"
--- a/embassy-net-wiznet/src/lib.rs
+++ b/embassy-net-wiznet/src/lib.rs
@ -1,6 +1,5 @@
 #![no_std]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
 #![doc = include_str!("../README.md")]

 pub mod chip;
--- a/embassy-net/CHANGELOG.md
+++ b/embassy-net/CHANGELOG.md
@ -5,11 +5,6 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

-## 0.2.1 - 2023-10-31
-
- Re-add impl_trait_projections
- Fix: Reset DHCP socket when the link up is detected 
-
 ## 0.2.0 - 2023-10-18

 - Re-export `smoltcp::wire::IpEndpoint`
--- a/embassy-net/Cargo.toml
+++ b/embassy-net/Cargo.toml
@ -1,6 +1,6 @@
 [package]
 name = "embassy-net"
-version = "0.2.1"
+version = "0.2.0"
 edition = "2021"
 license = "MIT OR Apache-2.0"
 description = "Async TCP/IP network stack for embedded systems"
@ -53,7 +53,7 @@ smoltcp = { version = "0.10.0", default-features = false, features = [

 embassy-net-driver = { version = "0.2.0", path = "../embassy-net-driver" }
 embassy-time = { version = "0.1.5", path = "../embassy-time" }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embedded-io-async = { version = "0.6.0", optional = true }

 managed = { version = "0.8.0", default-features = false, features = [ "map" ] }
--- a/embassy-net/src/lib.rs
+++ b/embassy-net/src/lib.rs
@ -1,6 +1,5 @@
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(feature = "nightly", feature(async_fn_in_trait, impl_trait_projections))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
+#![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]
 #![warn(missing_docs)]
 #![doc = include_str!("../README.md")]

--- a/embassy-nrf/Cargo.toml
+++ b/embassy-nrf/Cargo.toml
@ -95,7 +95,7 @@ _nrf52832_anomaly_109 = []

 [dependencies]
 embassy-time = { version = "0.1.5", path = "../embassy-time", optional = true }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-hal-internal = {version = "0.1.0", path = "../embassy-hal-internal", features = ["cortex-m", "prio-bits-3"] }
 embassy-embedded-hal = {version = "0.1.0", path = "../embassy-embedded-hal" }
 embassy-usb-driver = {version = "0.1.0", path = "../embassy-usb-driver", optional=true }
@ -110,6 +110,7 @@ defmt = { version = "0.3", optional = true }
 log = { version = "0.4.14", optional = true }
 cortex-m-rt = ">=0.6.15,<0.8"
 cortex-m = "0.7.6"
+futures = { version = "0.3.17", default-features = false }
 critical-section = "1.1"
 rand_core = "0.6.3"
 fixed = "1.10.0"
--- a/embassy-nrf/src/lib.rs
+++ b/embassy-nrf/src/lib.rs
@ -1,6 +1,5 @@
 #![no_std]
-#![cfg_attr(feature = "nightly", feature(async_fn_in_trait, impl_trait_projections))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
+#![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]
 #![doc = include_str!("../README.md")]
 #![warn(missing_docs)]

--- a/embassy-nrf/src/pdm.rs
+++ b/embassy-nrf/src/pdm.rs
@ -2,7 +2,6 @@

 #![macro_use]

-use core::future::poll_fn;
 use core::marker::PhantomData;
 use core::sync::atomic::{compiler_fence, Ordering};
 use core::task::Poll;
@ -10,6 +9,7 @@ use core::task::Poll;
 use embassy_hal_internal::drop::OnDrop;
 use embassy_hal_internal::{into_ref, PeripheralRef};
 use fixed::types::I7F1;
+use futures::future::poll_fn;

 use crate::chip::EASY_DMA_SIZE;
 use crate::gpio::sealed::Pin;
--- a/embassy-rp/Cargo.toml
+++ b/embassy-rp/Cargo.toml
@ -59,7 +59,7 @@ nightly = ["embedded-hal-1", "embedded-hal-async", "embedded-storage-async", "em
 unstable-traits = ["embedded-hal-1", "embedded-hal-nb"]

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-time = { version = "0.1.5", path = "../embassy-time", features = [ "tick-hz-1_000_000" ] }
 embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 embassy-hal-internal = {version = "0.1.0", path = "../embassy-hal-internal", features = ["cortex-m", "prio-bits-2"] }
@ -94,5 +94,5 @@ pio = {version= "0.2.1" }
 rp2040-boot2 = "0.3"

 [dev-dependencies]
-embassy-executor = { version = "0.3.1", path = "../embassy-executor", features = ["nightly", "arch-std", "executor-thread"] }
-static_cell = { version = "2" }
+embassy-executor = { version = "0.3.0", path = "../embassy-executor", features = ["nightly", "arch-std", "executor-thread"] }
+static_cell = "1.1"
--- a/embassy-rp/src/lib.rs
+++ b/embassy-rp/src/lib.rs
@ -1,6 +1,5 @@
 #![no_std]
-#![cfg_attr(feature = "nightly", feature(async_fn_in_trait, impl_trait_projections))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
+#![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]

 // This mod MUST go first, so that the others see its macros.
 pub(crate) mod fmt;
--- a/embassy-stm32-wpan/Cargo.toml
+++ b/embassy-stm32-wpan/Cargo.toml
@ -12,7 +12,7 @@ features = ["stm32wb55rg"]

 [dependencies]
 embassy-stm32 = { version = "0.1.0", path = "../embassy-stm32" }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-time = { version = "0.1.5", path = "../embassy-time", optional = true }
 embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 embassy-hal-internal = { version = "0.1.0", path = "../embassy-hal-internal" }
--- a/embassy-stm32-wpan/src/lib.rs
+++ b/embassy-stm32-wpan/src/lib.rs
@ -1,9 +1,5 @@
 #![no_std]
 #![cfg_attr(any(feature = "ble", feature = "mac"), feature(async_fn_in_trait))]
-#![cfg_attr(
-    any(feature = "ble", feature = "mac"),
-    allow(stable_features, unknown_lints, async_fn_in_trait)
-)]
 #![cfg_attr(feature = "mac", feature(type_alias_impl_trait, concat_bytes))]

 // This must go FIRST so that all the other modules see its macros.
--- a/embassy-stm32-wpan/src/mac/driver.rs
+++ b/embassy-stm32-wpan/src/mac/driver.rs
@ -1,3 +1,4 @@
+#![allow(incomplete_features)]
 #![deny(unused_must_use)]

 use core::task::Context;
--- a/embassy-stm32/Cargo.toml
+++ b/embassy-stm32/Cargo.toml
@ -32,14 +32,14 @@ flavors = [
 ]

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-time = { version = "0.1.5", path = "../embassy-time", optional = true }
 embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 embassy-hal-internal = {version = "0.1.0", path = "../embassy-hal-internal", features = ["cortex-m", "prio-bits-4"] }
 embassy-embedded-hal = {version = "0.1.0", path = "../embassy-embedded-hal" }
 embassy-net-driver = { version = "0.2.0", path = "../embassy-net-driver" }
 embassy-usb-driver = {version = "0.1.0", path = "../embassy-usb-driver", optional = true }
-embassy-executor = { version = "0.3.1", path = "../embassy-executor", optional = true }
+embassy-executor = { version = "0.3.0", path = "../embassy-executor", optional = true }

 embedded-hal-02 = { package = "embedded-hal", version = "0.2.6", features = ["unproven"] }
 embedded-hal-1 = { package = "embedded-hal", version = "=1.0.0-rc.1", optional = true}
@ -58,7 +58,7 @@ rand_core = "0.6.3"
 sdio-host = "0.5.0"
 embedded-sdmmc = { git = "https://github.com/embassy-rs/embedded-sdmmc-rs", rev = "a4f293d3a6f72158385f79c98634cb8a14d0d2fc", optional = true }
 critical-section = "1.1"
-stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-73b8c37ae74fc28b247188c989fd99400611bd6b" }
+stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-bcc9b6bf9fa195e91625849efc4ba473d9ace4e9" }
 vcell = "0.1.3"
 bxcan = "0.7.0"
 nb = "1.0.0"
@ -76,7 +76,7 @@ critical-section = { version = "1.1", features = ["std"] }
 [build-dependencies]
 proc-macro2 = "1.0.36"
 quote = "1.0.15"
-stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-73b8c37ae74fc28b247188c989fd99400611bd6b", default-features = false, features = ["metadata"]}
+stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-bcc9b6bf9fa195e91625849efc4ba473d9ace4e9", default-features = false, features = ["metadata"]}


 [features]
--- a/embassy-stm32/src/exti.rs
+++ b/embassy-stm32/src/exti.rs
@ -47,9 +47,6 @@ pub unsafe fn on_irq() {
    #[cfg(any(exti_c0, exti_g0, exti_l5, exti_u5, exti_h5, exti_h50))]
    let bits = EXTI.rpr(0).read().0 | EXTI.fpr(0).read().0;

-    // We don't handle or change any EXTI lines above 16.
-    let bits = bits & 0x0000FFFF;
-
    // Mask all the channels that fired.
    cpu_regs().imr(0).modify(|w| w.0 &= !bits);

--- a/embassy-stm32/src/lib.rs
+++ b/embassy-stm32/src/lib.rs
@ -1,6 +1,5 @@
 #![cfg_attr(not(test), no_std)]
-#![cfg_attr(feature = "nightly", feature(async_fn_in_trait, impl_trait_projections))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
+#![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]

 //! ## Feature flags
 #![doc = document_features::document_features!(feature_label = r#"<span class="stab portability"><code>{feature}</code></span>"#)]
--- a/embassy-stm32/src/low_power.rs
+++ b/embassy-stm32/src/low_power.rs
@ -61,7 +61,7 @@ pub struct Executor {
 impl Executor {
    /// Create a new Executor.
    pub fn take() -> &'static mut Self {
-        critical_section::with(|_| unsafe {
+        unsafe {
            assert!(EXECUTOR.is_none());

            EXECUTOR = Some(Self {
@ -72,7 +72,7 @@ impl Executor {
            });

            EXECUTOR.as_mut().unwrap()
-        })
+        }
    }

    unsafe fn on_wakeup_irq(&mut self) {
--- a/embassy-stm32/src/rcc/f4f7.rs
+++ b/embassy-stm32/src/rcc/f4f7.rs
@ -152,9 +152,9 @@ pub(crate) unsafe fn init(config: Config) {
        source: config.pll_src,
    };
    let pll = init_pll(PllInstance::Pll, config.pll, &pll_input);
-    #[cfg(any(all(stm32f4, not(stm32f410)), stm32f7))]
+    #[cfg(any(all(stm32f4, not(any(stm32f410, stm32f429))), stm32f7))]
    let _plli2s = init_pll(PllInstance::Plli2s, config.plli2s, &pll_input);
-    #[cfg(any(stm32f446, stm32f427, stm32f437, stm32f4x9, stm32f7))]
+    #[cfg(all(any(stm32f446, stm32f427, stm32f437, stm32f4x9, stm32f7), not(stm32f429)))]
    let _pllsai = init_pll(PllInstance::Pllsai, config.pllsai, &pll_input);

    // Configure sysclk
@ -197,15 +197,25 @@ pub(crate) unsafe fn init(config: Config) {
        pclk2_tim,
        rtc,
        pll1_q: pll.q,
-        #[cfg(all(rcc_f4, not(stm32f410)))]
+        #[cfg(all(rcc_f4, not(any(stm32f410, stm32f429))))]
        plli2s1_q: _plli2s.q,
-        #[cfg(all(rcc_f4, not(stm32f410)))]
+        #[cfg(all(rcc_f4, not(any(stm32f410, stm32f429))))]
        plli2s1_r: _plli2s.r,

-        #[cfg(any(stm32f427, stm32f429, stm32f437, stm32f439, stm32f446, stm32f469, stm32f479))]
+        #[cfg(stm32f429)]
+        plli2s1_q: None,
+        #[cfg(stm32f429)]
+        plli2s1_r: None,
+
+        #[cfg(any(stm32f427, stm32f437, stm32f439, stm32f446, stm32f469, stm32f479))]
        pllsai1_q: _pllsai.q,
-        #[cfg(any(stm32f427, stm32f429, stm32f437, stm32f439, stm32f446, stm32f469, stm32f479))]
+        #[cfg(any(stm32f427, stm32f437, stm32f439, stm32f446, stm32f469, stm32f479))]
        pllsai1_r: _pllsai.r,
+
+        #[cfg(stm32f429)]
+        pllsai1_q: None,
+        #[cfg(stm32f429)]
+        pllsai1_r: None,
    });
 }

@ -223,6 +233,7 @@ struct PllOutput {
    r: Option<Hertz>,
 }

+#[allow(dead_code)]
 #[derive(PartialEq, Eq, Clone, Copy)]
 enum PllInstance {
    Pll,
--- a/embassy-stm32/src/rcc/l4l5.rs
+++ b/embassy-stm32/src/rcc/l4l5.rs
@ -4,8 +4,8 @@ pub use crate::pac::rcc::vals::Clk48sel as Clk48Src;
 #[cfg(any(stm32wb, stm32wl))]
 pub use crate::pac::rcc::vals::Hsepre as HsePrescaler;
 pub use crate::pac::rcc::vals::{
-    Adcsel as AdcClockSource, Hpre as AHBPrescaler, Msirange as MSIRange, Pllm as PllPreDiv, Plln as PllMul,
-    Pllp as PllPDiv, Pllq as PllQDiv, Pllr as PllRDiv, Pllsrc as PLLSource, Ppre as APBPrescaler, Sw as ClockSrc,
+    Hpre as AHBPrescaler, Msirange as MSIRange, Pllm as PllPreDiv, Plln as PllMul, Pllp as PllPDiv, Pllq as PllQDiv,
+    Pllr as PllRDiv, Pllsrc as PLLSource, Ppre as APBPrescaler, Sw as ClockSrc,
 };
 use crate::pac::{FLASH, RCC};
 use crate::rcc::{set_freqs, Clocks};
@ -52,7 +52,7 @@ pub struct Pll {
    pub divr: Option<PllRDiv>,
 }

-/// Clocks configuration
+/// Clocks configutation
 pub struct Config {
    // base clock sources
    pub msi: Option<MSIRange>,
@ -84,8 +84,6 @@ pub struct Config {

    // low speed LSI/LSE/RTC
    pub ls: super::LsConfig,
-
-    pub adc_clock_source: AdcClockSource,
 }

 impl Default for Config {
@ -113,7 +111,6 @@ impl Default for Config {
            #[cfg(any(stm32l4, stm32l5, stm32wb))]
            clk48_src: Clk48Src::HSI48,
            ls: Default::default(),
-            adc_clock_source: AdcClockSource::SYS,
        }
    }
 }
@ -148,7 +145,6 @@ pub const WPAN_DEFAULT: Config = Config {
    shared_ahb_pre: AHBPrescaler::DIV1,
    apb1_pre: APBPrescaler::DIV1,
    apb2_pre: APBPrescaler::DIV1,
-    adc_clock_source: AdcClockSource::SYS,
 };

 pub(crate) unsafe fn init(config: Config) {
@ -348,11 +344,6 @@ pub(crate) unsafe fn init(config: Config) {
    });
    while RCC.cfgr().read().sws() != config.mux {}

-    #[cfg(stm32l5)]
-    RCC.ccipr1().modify(|w| w.set_adcsel(config.adc_clock_source));
-    #[cfg(not(stm32l5))]
-    RCC.ccipr().modify(|w| w.set_adcsel(config.adc_clock_source));
-
    #[cfg(any(stm32wl, stm32wb))]
    {
        RCC.extcfgr().modify(|w| {
--- a/embassy-stm32/src/rtc/datetime.rs
+++ b/embassy-stm32/src/rtc/datetime.rs
@ -18,13 +18,9 @@ pub struct RtcInstant {
 }

 impl RtcInstant {
-    #[cfg(not(rtc_v2f2))]
-    pub(super) const fn from(second: u8, subsecond: u16) -> Result<Self, Error> {
-        if second > 59 {
-            Err(Error::InvalidSecond)
-        } else {
-            Ok(Self { second, subsecond })
-        }
+    #[allow(dead_code)]
+    pub(super) fn from(second: u8, subsecond: u16) -> Result<Self, super::RtcError> {
+        Ok(Self { second, subsecond })
    }
 }

@ -199,13 +195,13 @@ impl From<DateTime> for chrono::NaiveDateTime {
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Ord, PartialOrd, Hash)]
 #[allow(missing_docs)]
 pub enum DayOfWeek {
-    Monday = 1,
-    Tuesday = 2,
-    Wednesday = 3,
-    Thursday = 4,
-    Friday = 5,
-    Saturday = 6,
-    Sunday = 7,
+    Monday = 0,
+    Tuesday = 1,
+    Wednesday = 2,
+    Thursday = 3,
+    Friday = 4,
+    Saturday = 5,
+    Sunday = 6,
 }

 #[cfg(feature = "chrono")]
@ -230,19 +226,37 @@ impl From<DayOfWeek> for chrono::Weekday {
    }
 }

-pub(super) const fn day_of_week_from_u8(v: u8) -> Result<DayOfWeek, Error> {
+fn day_of_week_from_u8(v: u8) -> Result<DayOfWeek, Error> {
    Ok(match v {
-        1 => DayOfWeek::Monday,
-        2 => DayOfWeek::Tuesday,
-        3 => DayOfWeek::Wednesday,
-        4 => DayOfWeek::Thursday,
-        5 => DayOfWeek::Friday,
-        6 => DayOfWeek::Saturday,
-        7 => DayOfWeek::Sunday,
+        0 => DayOfWeek::Monday,
+        1 => DayOfWeek::Tuesday,
+        2 => DayOfWeek::Wednesday,
+        3 => DayOfWeek::Thursday,
+        4 => DayOfWeek::Friday,
+        5 => DayOfWeek::Saturday,
+        6 => DayOfWeek::Sunday,
        x => return Err(Error::InvalidDayOfWeek(x)),
    })
 }

-pub(super) const fn day_of_week_to_u8(dotw: DayOfWeek) -> u8 {
+pub(super) fn day_of_week_to_u8(dotw: DayOfWeek) -> u8 {
    dotw as u8
 }
+
+pub(super) fn validate_datetime(dt: &DateTime) -> Result<(), Error> {
+    if dt.year > 4095 {
+        Err(Error::InvalidYear)
+    } else if dt.month < 1 || dt.month > 12 {
+        Err(Error::InvalidMonth)
+    } else if dt.day < 1 || dt.day > 31 {
+        Err(Error::InvalidDay)
+    } else if dt.hour > 23 {
+        Err(Error::InvalidHour)
+    } else if dt.minute > 59 {
+        Err(Error::InvalidMinute)
+    } else if dt.second > 59 {
+        Err(Error::InvalidSecond)
+    } else {
+        Ok(())
+    }
+}
--- a/embassy-stm32/src/rtc/mod.rs
+++ b/embassy-stm32/src/rtc/mod.rs
@ -9,11 +9,8 @@ use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
 #[cfg(feature = "low-power")]
 use embassy_sync::blocking_mutex::Mutex;

-use self::datetime::day_of_week_to_u8;
-#[cfg(not(rtc_v2f2))]
-use self::datetime::RtcInstant;
-pub use self::datetime::{DateTime, DayOfWeek, Error as DateTimeError};
-use crate::pac::rtc::regs::{Dr, Tr};
+pub use self::datetime::{DateTime, DayOfWeek, Error as DateTimeError, RtcInstant};
+use crate::rtc::datetime::day_of_week_to_u8;
 use crate::time::Hertz;

 /// refer to AN4759 to compare features of RTC2 and RTC3
@ -34,15 +31,11 @@ use crate::peripherals::RTC;
 use crate::rtc::sealed::Instance;

 /// Errors that can occur on methods on [RtcClock]
-#[non_exhaustive]
 #[derive(Clone, Debug, PartialEq, Eq)]
 pub enum RtcError {
    /// An invalid DateTime was given or stored on the hardware.
    InvalidDateTime(DateTimeError),

-    /// The current time could not be read
-    ReadFailure,
-
    /// The RTC clock is not running
    NotRunning,
 }
@ -52,25 +45,48 @@ pub struct RtcTimeProvider {
 }

 impl RtcTimeProvider {
-    #[cfg(not(rtc_v2f2))]
-    pub(crate) fn instant(&self) -> Result<RtcInstant, RtcError> {
-        self.read(|_, tr, ss| {
-            let second = bcd2_to_byte((tr.st(), tr.su()));
-
-            RtcInstant::from(second, ss).map_err(RtcError::InvalidDateTime)
-        })
-    }
-
    /// Return the current datetime.
    ///
    /// # Errors
    ///
    /// Will return an `RtcError::InvalidDateTime` if the stored value in the system is not a valid [`DayOfWeek`].
    pub fn now(&self) -> Result<DateTime, RtcError> {
-        self.read(|dr, tr, _| {
+        // For RM0433 we use BYPSHAD=1 to work around errata ES0392 2.19.1
+        #[cfg(rcc_h7rm0433)]
+        loop {
+            let r = RTC::regs();
+            let ss = r.ssr().read().ss();
+            let dr = r.dr().read();
+            let tr = r.tr().read();
+
+            // If an RTCCLK edge occurs during read we may see inconsistent values
+            // so read ssr again and see if it has changed. (see RM0433 Rev 7 46.3.9)
+            let ss_after = r.ssr().read().ss();
+            if ss == ss_after {
+                let second = bcd2_to_byte((tr.st(), tr.su()));
+                let minute = bcd2_to_byte((tr.mnt(), tr.mnu()));
+                let hour = bcd2_to_byte((tr.ht(), tr.hu()));
+
+                let weekday = dr.wdu();
+                let day = bcd2_to_byte((dr.dt(), dr.du()));
+                let month = bcd2_to_byte((dr.mt() as u8, dr.mu()));
+                let year = bcd2_to_byte((dr.yt(), dr.yu())) as u16 + 1970_u16;
+
+                return DateTime::from(year, month, day, weekday, hour, minute, second)
+                    .map_err(RtcError::InvalidDateTime);
+            }
+        }
+
+        #[cfg(not(rcc_h7rm0433))]
+        {
+            let r = RTC::regs();
+            let tr = r.tr().read();
            let second = bcd2_to_byte((tr.st(), tr.su()));
            let minute = bcd2_to_byte((tr.mnt(), tr.mnu()));
            let hour = bcd2_to_byte((tr.ht(), tr.hu()));
+            // Reading either RTC_SSR or RTC_TR locks the values in the higher-order
+            // calendar shadow registers until RTC_DR is read.
+            let dr = r.dr().read();

            let weekday = dr.wdu();
            let day = bcd2_to_byte((dr.dt(), dr.du()));
@ -78,33 +94,7 @@ impl RtcTimeProvider {
            let year = bcd2_to_byte((dr.yt(), dr.yu())) as u16 + 1970_u16;

            DateTime::from(year, month, day, weekday, hour, minute, second).map_err(RtcError::InvalidDateTime)
-        })
-    }
-
-    fn read<R>(&self, mut f: impl FnMut(Dr, Tr, u16) -> Result<R, RtcError>) -> Result<R, RtcError> {
-        let r = RTC::regs();
-
-        #[cfg(not(rtc_v2f2))]
-        let read_ss = || r.ssr().read().ss();
-        #[cfg(rtc_v2f2)]
-        let read_ss = || 0;
-
-        let mut ss = read_ss();
-        for _ in 0..5 {
-            let tr = r.tr().read();
-            let dr = r.dr().read();
-            let ss_after = read_ss();
-
-            // If an RTCCLK edge occurs during read we may see inconsistent values
-            // so read ssr again and see if it has changed. (see RM0433 Rev 7 46.3.9)
-            if ss == ss_after {
-                return f(dr, tr, ss.try_into().unwrap());
-            } else {
-                ss = ss_after
-            }
        }
-
-        return Err(RtcError::ReadFailure);
    }
 }

@ -155,7 +145,6 @@ impl Rtc {
        #[cfg(not(any(stm32l0, stm32f3, stm32l1, stm32f0, stm32f2)))]
        critical_section::with(|cs| {
            <RTC as crate::rcc::sealed::RccPeripheral>::enable_and_reset_with_cs(cs);
-
            #[cfg(feature = "low-power")]
            unsafe {
                crate::rcc::REFCOUNT_STOP2 -= 1
@ -175,14 +164,6 @@ impl Rtc {

        this.configure(async_psc, sync_psc);

-        // Wait for the clock to update after initialization
-        #[cfg(not(rtc_v2f2))]
-        {
-            let now = this.instant().unwrap();
-
-            while this.instant().unwrap().subsecond == now.subsecond {}
-        }
-
        this
    }

@ -202,6 +183,7 @@ impl Rtc {
    ///
    /// Will return `RtcError::InvalidDateTime` if the datetime is not a valid range.
    pub fn set_datetime(&mut self, t: DateTime) -> Result<(), RtcError> {
+        self::datetime::validate_datetime(&t).map_err(RtcError::InvalidDateTime)?;
        self.write(true, |rtc| {
            let (ht, hu) = byte_to_bcd2(t.hour() as u8);
            let (mnt, mnu) = byte_to_bcd2(t.minute() as u8);
@ -241,8 +223,16 @@ impl Rtc {

    #[cfg(not(rtc_v2f2))]
    /// Return the current instant.
-    fn instant(&self) -> Result<RtcInstant, RtcError> {
-        self.time_provider().instant()
+    pub fn instant(&self) -> Result<RtcInstant, RtcError> {
+        let r = RTC::regs();
+        let tr = r.tr().read();
+        let subsecond = r.ssr().read().ss();
+        let second = bcd2_to_byte((tr.st(), tr.su()));
+
+        // Unlock the registers
+        r.dr().read();
+
+        RtcInstant::from(second, subsecond.try_into().unwrap())
    }

    /// Return the current datetime.
--- a/embassy-stm32/src/rtc/v2.rs
+++ b/embassy-stm32/src/rtc/v2.rs
@ -150,14 +150,14 @@ impl super::Rtc {
    pub(super) fn configure(&mut self, async_psc: u8, sync_psc: u16) {
        self.write(true, |rtc| {
            rtc.cr().modify(|w| {
-                #[cfg(not(rtc_v2f2))]
-                w.set_bypshad(true);
                #[cfg(rtc_v2f2)]
                w.set_fmt(false);
                #[cfg(not(rtc_v2f2))]
                w.set_fmt(stm32_metapac::rtc::vals::Fmt::TWENTY_FOUR_HOUR);
                w.set_osel(Osel::DISABLED);
                w.set_pol(Pol::HIGH);
+                #[cfg(rcc_h7rm0433)]
+                w.set_bypshad(true);
            });

            rtc.prer().modify(|w| {
--- a/embassy-stm32/src/rtc/v3.rs
+++ b/embassy-stm32/src/rtc/v3.rs
@ -11,7 +11,6 @@ impl super::Rtc {
    pub(super) fn configure(&mut self, async_psc: u8, sync_psc: u16) {
        self.write(true, |rtc| {
            rtc.cr().modify(|w| {
-                w.set_bypshad(true);
                w.set_fmt(Fmt::TWENTYFOURHOUR);
                w.set_osel(Osel::DISABLED);
                w.set_pol(Pol::HIGH);
--- a/embassy-sync/CHANGELOG.md
+++ b/embassy-sync/CHANGELOG.md
@ -5,14 +5,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

-## 0.4.0 - 2023-10-31
-
- Re-add impl_trait_projections
- switch to `embedded-io 0.6`
-
 ## 0.3.0 - 2023-09-14

- switch to `embedded-io 0.5`
+- switch to embedded-io 0.5
 - add api for polling channels with context
 - standardise fn names on channels
 - add zero-copy channel
--- a/embassy-sync/Cargo.toml
+++ b/embassy-sync/Cargo.toml
@ -1,6 +1,6 @@
 [package]
 name = "embassy-sync"
-version = "0.4.0"
+version = "0.3.0"
 edition = "2021"
 description = "no-std, no-alloc synchronization primitives with async support"
 repository = "https://github.com/embassy-rs/embassy"
@ -45,4 +45,4 @@ futures-util = { version = "0.3.17", features = [ "channel" ] }

 # Enable critical-section implementation for std, for tests
 critical-section = { version = "1.1", features = ["std"] }
-static_cell = { version = "2" }
+static_cell = "1.1"
--- a/embassy-sync/src/lib.rs
+++ b/embassy-sync/src/lib.rs
@ -1,6 +1,5 @@
 #![cfg_attr(not(any(feature = "std", feature = "wasm")), no_std)]
-#![cfg_attr(feature = "nightly", feature(async_fn_in_trait, impl_trait_projections))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
+#![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]
 #![allow(clippy::new_without_default)]
 #![doc = include_str!("../README.md")]
 #![warn(missing_docs)]
--- a/embassy-time/Cargo.toml
+++ b/embassy-time/Cargo.toml
@ -59,9 +59,6 @@ generic-queue-32 = ["generic-queue"]
 generic-queue-64 = ["generic-queue"]
 generic-queue-128 = ["generic-queue"]

-# Create a `MockDriver` that can be manually advanced for testing purposes.
-mock-driver = ["tick-hz-1_000_000"]
-
 # Set the `embassy_time` tick rate.
 #
 # At most 1 `tick-*` feature can be enabled. If none is enabled, a default of 1MHz is used.
@ -258,4 +255,4 @@ wasm-timer = { version = "0.2.5", optional = true }
 [dev-dependencies]
 serial_test = "0.9"
 critical-section = { version = "1.1", features = ["std"] }
-embassy-executor = { version = "0.3.1", path = "../embassy-executor", features = ["nightly"] }
+embassy-executor = { version = "0.3.0", path = "../embassy-executor", features = ["nightly"] }
--- a/embassy-time/src/driver_mock.rs
+++ b/embassy-time/src/driver_mock.rs
@ -1,68 +0,0 @@
-use core::cell::Cell;
-
-use critical_section::Mutex as CsMutex;
-
-use crate::driver::{AlarmHandle, Driver};
-use crate::{Duration, Instant};
-
-/// A mock driver that can be manually advanced.
-/// This is useful for testing code that works with [`Instant`] and [`Duration`].
-///
-/// This driver cannot currently be used to test runtime functionality, such as
-/// timers, delays, etc.
-///
-/// # Example
-///
-/// ```ignore
-/// fn has_a_second_passed(reference: Instant) -> bool {
-///     Instant::now().duration_since(reference) >= Duration::from_secs(1)
-/// }
-///
-/// fn test_second_passed() {
-///     let driver = embassy_time::MockDriver::get();
-///     let reference = Instant::now();
-///     assert_eq!(false, has_a_second_passed(reference));
-///     driver.advance(Duration::from_secs(1));
-///     assert_eq!(true, has_a_second_passed(reference));
-/// }
-/// ```
-pub struct MockDriver {
-    now: CsMutex<Cell<Instant>>,
-}
-
-crate::time_driver_impl!(static DRIVER: MockDriver = MockDriver {
-    now: CsMutex::new(Cell::new(Instant::from_ticks(0))),
-});
-
-impl MockDriver {
-    /// Gets a reference to the global mock driver.
-    pub fn get() -> &'static MockDriver {
-        &DRIVER
-    }
-
-    /// Advances the time by the specified [`Duration`].
-    pub fn advance(&self, duration: Duration) {
-        critical_section::with(|cs| {
-            let now = self.now.borrow(cs).get().as_ticks();
-            self.now.borrow(cs).set(Instant::from_ticks(now + duration.as_ticks()));
-        });
-    }
-}
-
-impl Driver for MockDriver {
-    fn now(&self) -> u64 {
-        critical_section::with(|cs| self.now.borrow(cs).get().as_ticks() as u64)
-    }
-
-    unsafe fn allocate_alarm(&self) -> Option<AlarmHandle> {
-        unimplemented!("MockDriver does not support runtime features that require an executor");
-    }
-
-    fn set_alarm_callback(&self, _alarm: AlarmHandle, _callback: fn(*mut ()), _ctx: *mut ()) {
-        unimplemented!("MockDriver does not support runtime features that require an executor");
-    }
-
-    fn set_alarm(&self, _alarm: AlarmHandle, _timestamp: u64) -> bool {
-        unimplemented!("MockDriver does not support runtime features that require an executor");
-    }
-}
--- a/embassy-time/src/lib.rs
+++ b/embassy-time/src/lib.rs
@ -1,6 +1,5 @@
 #![cfg_attr(not(any(feature = "std", feature = "wasm", test)), no_std)]
 #![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]
-#![cfg_attr(feature = "nightly", allow(stable_features, unknown_lints, async_fn_in_trait))]
 #![doc = include_str!("../README.md")]
 #![allow(clippy::new_without_default)]
 #![warn(missing_docs)]
@ -16,12 +15,6 @@ pub mod queue;
 mod tick;
 mod timer;

-#[cfg(feature = "mock-driver")]
-mod driver_mock;
-
-#[cfg(feature = "mock-driver")]
-pub use driver_mock::MockDriver;
-
 #[cfg(feature = "std")]
 mod driver_std;
 #[cfg(feature = "wasm")]
--- a/embassy-usb-driver/src/lib.rs
+++ b/embassy-usb-driver/src/lib.rs
@ -1,6 +1,5 @@
 #![no_std]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
 #![doc = include_str!("../README.md")]
 #![warn(missing_docs)]

--- a/embassy-usb-logger/Cargo.toml
+++ b/embassy-usb-logger/Cargo.toml
@ -10,9 +10,9 @@ target = "thumbv7em-none-eabi"

 [dependencies]
 embassy-usb = { version = "0.1.0", path = "../embassy-usb" }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 futures = { version = "0.3", default-features = false }
-static_cell = { version = "2" }
+static_cell = "1"
 usbd-hid = "0.6.0"
 log = "0.4"
--- a/embassy-usb/Cargo.toml
+++ b/embassy-usb/Cargo.toml
@ -41,7 +41,7 @@ max-handler-count-8 = []
 [dependencies]
 embassy-futures = { version = "0.1.0", path = "../embassy-futures" }
 embassy-usb-driver = { version = "0.1.0", path = "../embassy-usb-driver" }
-embassy-sync = { version = "0.4.0", path = "../embassy-sync" }
+embassy-sync = { version = "0.3.0", path = "../embassy-sync" }
 embassy-net-driver-channel = { version = "0.2.0", path = "../embassy-net-driver-channel" }

 defmt = { version = "0.3", optional = true }
--- a/examples/boot/application/nrf/Cargo.toml
+++ b/examples/boot/application/nrf/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers", "arch-cortex-m", "executor-thread"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers", "arch-cortex-m", "executor-thread"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly"] }
 embassy-nrf = { version = "0.1.0", path = "../../../../embassy-nrf", features = ["time-driver-rtc1", "gpiote", "nightly"] }
 embassy-boot = { version = "0.1.0", path = "../../../../embassy-boot/boot", features = ["nightly"] }
--- a/examples/boot/application/rp/Cargo.toml
+++ b/examples/boot/application/rp/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers", "arch-cortex-m", "executor-thread"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers", "arch-cortex-m", "executor-thread"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly"] }
 embassy-rp = { version = "0.1.0", path = "../../../../embassy-rp", features = ["time-driver", "unstable-traits", "nightly"] }
 embassy-boot-rp = { version = "0.1.0", path = "../../../../embassy-boot/rp", features = ["nightly"] }
--- a/examples/boot/application/stm32f3/Cargo.toml
+++ b/examples/boot/application/stm32f3/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32f303re", "time-driver-any", "exti"]  }
 embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32", features = ["nightly"] }
--- a/examples/boot/application/stm32f7/Cargo.toml
+++ b/examples/boot/application/stm32f7/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32f767zi", "time-driver-any", "exti"]  }
 embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32", features = ["nightly"] }
--- a/examples/boot/application/stm32h7/Cargo.toml
+++ b/examples/boot/application/stm32h7/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32h743zi", "time-driver-any", "exti"]  }
 embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32", features = ["nightly"] }
--- a/examples/boot/application/stm32l0/Cargo.toml
+++ b/examples/boot/application/stm32l0/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l072cz", "time-driver-any", "exti", "memory-x"]  }
 embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32", features = ["nightly"] }
--- a/examples/boot/application/stm32l1/Cargo.toml
+++ b/examples/boot/application/stm32l1/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l151cb-a", "time-driver-any", "exti"]  }
 embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32", features = ["nightly"] }
--- a/examples/boot/application/stm32l4/Cargo.toml
+++ b/examples/boot/application/stm32l4/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l475vg", "time-driver-any", "exti"]  }
 embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32", features = ["nightly"] }
--- a/examples/boot/application/stm32wl/Cargo.toml
+++ b/examples/boot/application/stm32wl/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../../../embassy-time", features = ["nightly", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32wl55jc-cm4", "time-driver-any", "exti"]  }
 embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32", features = ["nightly"] }
--- a/examples/boot/bootloader/nrf/Cargo.toml
+++ b/examples/boot/bootloader/nrf/Cargo.toml
@ -12,7 +12,7 @@ defmt-rtt = { version = "0.4", optional = true }
 embassy-nrf = { path = "../../../../embassy-nrf", features = ["nightly"] }
 embassy-boot-nrf = { path = "../../../../embassy-boot/nrf" }
 cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
+embassy-sync = { path = "../../../../embassy-sync" }
 cortex-m-rt = { version = "0.7" }
 cfg-if = "1.0.0"

--- a/examples/boot/bootloader/rp/Cargo.toml
+++ b/examples/boot/bootloader/rp/Cargo.toml
@ -11,7 +11,7 @@ defmt-rtt = { version = "0.4", optional = true }

 embassy-rp = { path = "../../../../embassy-rp", features = ["nightly"] }
 embassy-boot-rp = { path = "../../../../embassy-boot/rp" }
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
+embassy-sync = { path = "../../../../embassy-sync" }
 embassy-time = { path = "../../../../embassy-time", features = ["nightly"] }

 cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
--- a/examples/boot/bootloader/stm32/Cargo.toml
+++ b/examples/boot/bootloader/stm32/Cargo.toml
@ -12,7 +12,7 @@ defmt-rtt = { version = "0.4", optional = true }
 embassy-stm32 = { path = "../../../../embassy-stm32", features = ["nightly"] }
 embassy-boot-stm32 = { path = "../../../../embassy-boot/stm32" }
 cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
-embassy-sync = { version = "0.4.0", path = "../../../../embassy-sync" }
+embassy-sync = { path = "../../../../embassy-sync" }
 cortex-m-rt = { version = "0.7" }
 embedded-storage = "0.3.0"
 embedded-storage-async = "0.4.0"
--- a/examples/nrf-rtos-trace/Cargo.toml
+++ b/examples/nrf-rtos-trace/Cargo.toml
@ -16,8 +16,8 @@ log = [
 ]

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync" }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "rtos-trace", "rtos-trace-interrupt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync" }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "rtos-trace", "rtos-trace-interrupt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time" }
 embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["nrf52840", "time-driver-rtc1", "gpiote", "unstable-pac"] }

--- a/examples/nrf52840-rtic/Cargo.toml
+++ b/examples/nrf52840-rtic/Cargo.toml
@ -8,7 +8,7 @@ license = "MIT OR Apache-2.0"
 rtic = { version = "2", features = ["thumbv7-backend"] }

 embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["nightly", "unstable-traits", "defmt", "defmt-timestamp-uptime", "generic-queue"] }
 embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["nightly", "unstable-traits", "defmt", "nrf52840", "time-driver-rtc1", "gpiote", "unstable-pac", "time"] }

--- a/examples/nrf52840/Cargo.toml
+++ b/examples/nrf52840/Cargo.toml
@ -29,8 +29,8 @@ nightly = [

 [dependencies]
 embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime"] }
 embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["defmt", "nrf52840", "time-driver-rtc1", "gpiote", "unstable-pac", "time"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "tcp", "dhcpv4", "medium-ethernet"], optional = true }
@ -48,7 +48,7 @@ defmt = "0.3"
 defmt-rtt = "0.4"

 fixed = "1.10.0"
-static_cell = { version = "2" }
+static_cell = "1.1"
 cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
--- a/examples/nrf5340/Cargo.toml
+++ b/examples/nrf5340/Cargo.toml
@ -6,10 +6,10 @@ license = "MIT OR Apache-2.0"

 [dependencies]
 embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = [
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = [
    "defmt",
 ] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", 
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", 
    "nightly",
    "defmt",
    "integrated-timers",
@ -42,7 +42,7 @@ embedded-io-async = { version = "0.6.0" }
 defmt = "0.3"
 defmt-rtt = "0.4"

-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}
 cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
--- a/examples/rp/Cargo.toml
+++ b/examples/rp/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"

 [dependencies]
 embassy-embedded-hal = { version = "0.1.0", path = "../../embassy-embedded-hal", features = ["defmt"] }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["nightly", "unstable-traits", "defmt", "defmt-timestamp-uptime"] }
 embassy-rp = { version = "0.1.0", path = "../../embassy-rp", features = ["defmt", "unstable-traits", "nightly", "unstable-pac", "time-driver", "critical-section-impl"] }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
@ -47,8 +47,7 @@ embedded-hal-async = "1.0.0-rc.1"
 embedded-hal-bus = { version = "0.1.0-rc.1", features = ["async"] }
 embedded-io-async = { version = "0.6.0", features = ["defmt-03"] }
 embedded-storage = { version = "0.3" }
-static_cell = { version = "2", features = ["nightly"]}
-portable-atomic = { version = "1.5", features = ["critical-section"] }
+static_cell = { version = "1.1", features = ["nightly"]}
 log = "0.4"
 pio-proc = "0.2"
 pio = "0.2.1"
--- a/examples/rp/src/bin/pio_stepper.rs
+++ b/examples/rp/src/bin/pio_stepper.rs
@ -1,169 +0,0 @@
-//! This example shows how to use the PIO module in the RP2040 to implement a stepper motor driver
-//! for a 5-wire stepper such as the 28BYJ-48. You can halt an ongoing rotation by dropping the future.
-
-#![no_std]
-#![no_main]
-#![feature(type_alias_impl_trait)]
-use core::mem::{self, MaybeUninit};
-
-use defmt::info;
-use embassy_executor::Spawner;
-use embassy_rp::bind_interrupts;
-use embassy_rp::peripherals::PIO0;
-use embassy_rp::pio::{Common, Config, Direction, Instance, InterruptHandler, Irq, Pio, PioPin, StateMachine};
-use embassy_time::{with_timeout, Duration, Timer};
-use fixed::traits::ToFixed;
-use fixed::types::extra::U8;
-use fixed::FixedU32;
-use {defmt_rtt as _, panic_probe as _};
-
-bind_interrupts!(struct Irqs {
-    PIO0_IRQ_0 => InterruptHandler<PIO0>;
-});
-
-pub struct PioStepper<'d, T: Instance, const SM: usize> {
-    irq: Irq<'d, T, SM>,
-    sm: StateMachine<'d, T, SM>,
-}
-
-impl<'d, T: Instance, const SM: usize> PioStepper<'d, T, SM> {
-    pub fn new(
-        pio: &mut Common<'d, T>,
-        mut sm: StateMachine<'d, T, SM>,
-        irq: Irq<'d, T, SM>,
-        pin0: impl PioPin,
-        pin1: impl PioPin,
-        pin2: impl PioPin,
-        pin3: impl PioPin,
-    ) -> Self {
-        let prg = pio_proc::pio_asm!(
-            "pull block",
-            "mov x, osr",
-            "pull block",
-            "mov y, osr",
-            "jmp !x end",
-            "loop:",
-            "jmp !osre step",
-            "mov osr, y",
-            "step:",
-            "out pins, 4 [31]"
-            "jmp x-- loop",
-            "end:",
-            "irq 0 rel"
-        );
-        let pin0 = pio.make_pio_pin(pin0);
-        let pin1 = pio.make_pio_pin(pin1);
-        let pin2 = pio.make_pio_pin(pin2);
-        let pin3 = pio.make_pio_pin(pin3);
-        sm.set_pin_dirs(Direction::Out, &[&pin0, &pin1, &pin2, &pin3]);
-        let mut cfg = Config::default();
-        cfg.set_out_pins(&[&pin0, &pin1, &pin2, &pin3]);
-        cfg.clock_divider = (125_000_000 / (100 * 136)).to_fixed();
-        cfg.use_program(&pio.load_program(&prg.program), &[]);
-        sm.set_config(&cfg);
-        sm.set_enable(true);
-        Self { irq, sm }
-    }
-
-    // Set pulse frequency
-    pub fn set_frequency(&mut self, freq: u32) {
-        let clock_divider: FixedU32<U8> = (125_000_000 / (freq * 136)).to_fixed();
-        assert!(clock_divider <= 65536, "clkdiv must be <= 65536");
-        assert!(clock_divider >= 1, "clkdiv must be >= 1");
-        T::PIO.sm(SM).clkdiv().write(|w| w.0 = clock_divider.to_bits() << 8);
-        self.sm.clkdiv_restart();
-    }
-
-    // Full step, one phase
-    pub async fn step(&mut self, steps: i32) {
-        if steps > 0 {
-            self.run(steps, 0b1000_0100_0010_0001_1000_0100_0010_0001).await
-        } else {
-            self.run(-steps, 0b0001_0010_0100_1000_0001_0010_0100_1000).await
-        }
-    }
-
-    // Full step, two phase
-    pub async fn step2(&mut self, steps: i32) {
-        if steps > 0 {
-            self.run(steps, 0b1001_1100_0110_0011_1001_1100_0110_0011).await
-        } else {
-            self.run(-steps, 0b0011_0110_1100_1001_0011_0110_1100_1001).await
-        }
-    }
-
-    // Half step
-    pub async fn step_half(&mut self, steps: i32) {
-        if steps > 0 {
-            self.run(steps, 0b1001_1000_1100_0100_0110_0010_0011_0001).await
-        } else {
-            self.run(-steps, 0b0001_0011_0010_0110_0100_1100_1000_1001).await
-        }
-    }
-
-    async fn run(&mut self, steps: i32, pattern: u32) {
-        self.sm.tx().wait_push(steps as u32).await;
-        self.sm.tx().wait_push(pattern).await;
-        let drop = OnDrop::new(|| {
-            self.sm.clear_fifos();
-            unsafe {
-                self.sm.exec_instr(
-                    pio::InstructionOperands::JMP {
-                        address: 0,
-                        condition: pio::JmpCondition::Always,
-                    }
-                    .encode(),
-                );
-            }
-        });
-        self.irq.wait().await;
-        drop.defuse();
-    }
-}
-
-struct OnDrop<F: FnOnce()> {
-    f: MaybeUninit<F>,
-}
-
-impl<F: FnOnce()> OnDrop<F> {
-    pub fn new(f: F) -> Self {
-        Self { f: MaybeUninit::new(f) }
-    }
-
-    pub fn defuse(self) {
-        mem::forget(self)
-    }
-}
-
-impl<F: FnOnce()> Drop for OnDrop<F> {
-    fn drop(&mut self) {
-        unsafe { self.f.as_ptr().read()() }
-    }
-}
-
-#[embassy_executor::main]
-async fn main(_spawner: Spawner) {
-    let p = embassy_rp::init(Default::default());
-    let Pio {
-        mut common, irq0, sm0, ..
-    } = Pio::new(p.PIO0, Irqs);
-
-    let mut stepper = PioStepper::new(&mut common, sm0, irq0, p.PIN_4, p.PIN_5, p.PIN_6, p.PIN_7);
-    stepper.set_frequency(120);
-    loop {
-        info!("CW full steps");
-        stepper.step(1000).await;
-
-        info!("CCW full steps, drop after 1 sec");
-        if let Err(_) = with_timeout(Duration::from_secs(1), stepper.step(i32::MIN)).await {
-            info!("Time's up!");
-            Timer::after(Duration::from_secs(1)).await;
-        }
-
-        info!("CW half steps");
-        stepper.step_half(1000).await;
-
-        info!("CCW half steps");
-        stepper.step_half(-1000).await;
-    }
-}
--- a/examples/rp/src/bin/pio_uart.rs
+++ b/examples/rp/src/bin/pio_uart.rs
@ -10,7 +10,6 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]

 use defmt::{info, panic, trace};
 use embassy_executor::Spawner;
--- a/examples/rp/src/bin/wifi_ap_tcp_server.rs
+++ b/examples/rp/src/bin/wifi_ap_tcp_server.rs
@ -5,7 +5,7 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
+#![allow(incomplete_features)]

 use core::str::from_utf8;

--- a/examples/rp/src/bin/wifi_scan.rs
+++ b/examples/rp/src/bin/wifi_scan.rs
@ -5,7 +5,7 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
+#![allow(incomplete_features)]

 use core::str;

--- a/examples/rp/src/bin/wifi_tcp_server.rs
+++ b/examples/rp/src/bin/wifi_tcp_server.rs
@ -5,7 +5,7 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 #![feature(async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
+#![allow(incomplete_features)]

 use core::str::from_utf8;

--- a/examples/std/Cargo.toml
+++ b/examples/std/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["log"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["arch-std", "executor-thread", "log", "nightly", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["log"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["arch-std", "executor-thread", "log", "nightly", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["log", "std", "nightly"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features=[ "std", "nightly", "log", "medium-ethernet", "medium-ip", "tcp", "udp", "dns", "dhcpv4", "proto-ipv6"] }
 embassy-net-tuntap = { version = "0.1.0", path = "../../embassy-net-tuntap" }
@ -24,7 +24,7 @@ nix = "0.26.2"
 clap = { version = "3.0.0-beta.5", features = ["derive"] }
 rand_core = { version = "0.6.3", features = ["std"] }
 heapless = { version = "0.7.5", default-features = false }
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}

 [profile.release]
 debug = 2
--- a/examples/std/src/bin/net_ppp.rs
+++ b/examples/std/src/bin/net_ppp.rs
@ -8,8 +8,7 @@
 //!     nc 192.168.7.10 1234

 #![feature(type_alias_impl_trait)]
-#![feature(async_fn_in_trait, impl_trait_projections)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]
+#![feature(async_fn_in_trait)]

 #[path = "../serial_port.rs"]
 mod serial_port;
--- a/examples/stm32c0/Cargo.toml
+++ b/examples/stm32c0/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32c031c6 to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "time-driver-any", "stm32c031c6", "memory-x", "unstable-pac", "exti"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }

 defmt = "0.3"
--- a/examples/stm32f0/Cargo.toml
+++ b/examples/stm32f0/Cargo.toml
@ -14,11 +14,10 @@ cortex-m-rt = "0.7.0"
 defmt = "0.3"
 defmt-rtt = "0.4"
 panic-probe = "0.3"
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
-static_cell = { version = "2", features = ["nightly"]}
-portable-atomic = { version = "1.5", features = ["unsafe-assume-single-core"] }
+static_cell = { version = "1.1", features = ["nightly"]}

 [profile.release]
 debug = 2
--- a/examples/stm32f1/Cargo.toml
+++ b/examples/stm32f1/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32f103c8 to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32f103c8", "unstable-pac", "memory-x", "time-driver-any", "unstable-traits" ]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
 embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
--- a/examples/stm32f2/Cargo.toml
+++ b/examples/stm32f2/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32f207zg to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32f207zg", "unstable-pac", "memory-x", "time-driver-any", "exti"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }

 defmt = "0.3"
--- a/examples/stm32f3/Cargo.toml
+++ b/examples/stm32f3/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32f303ze to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32f303ze", "unstable-pac", "memory-x", "time-driver-any", "exti"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
 embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
@ -24,7 +24,7 @@ futures = { version = "0.3.17", default-features = false, features = ["async-awa
 heapless = { version = "0.7.5", default-features = false }
 nb = "1.0.0"
 embedded-storage = "0.3.0"
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}

 [profile.release]
 debug = 2
--- a/examples/stm32f334/Cargo.toml
+++ b/examples/stm32f334/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32f334r8", "unstable-pac", "memory-x", "time-driver-any", "exti"]  }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
@ -23,4 +23,4 @@ futures = { version = "0.3.17", default-features = false, features = ["async-awa
 heapless = { version = "0.7.5", default-features = false }
 nb = "1.0.0"
 embedded-storage = "0.3.0"
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}
--- a/examples/stm32f4/Cargo.toml
+++ b/examples/stm32f4/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32f429zi to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "unstable-traits", "defmt", "stm32f429zi", "unstable-pac", "memory-x", "time-driver-any", "exti", "embedded-sdmmc", "chrono"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "unstable-traits", "tick-hz-32_768"] }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "tcp", "dhcpv4", "medium-ethernet", "nightly"] }
@ -27,7 +27,7 @@ heapless = { version = "0.7.5", default-features = false }
 nb = "1.0.0"
 embedded-storage = "0.3.0"
 micromath = "2.0.0"
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}
 chrono = { version = "^0.4", default-features = false}

 [profile.release]
--- a/examples/stm32f7/Cargo.toml
+++ b/examples/stm32f7/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32f767zi to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32f767zi", "memory-x", "unstable-pac", "time-driver-any", "exti"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "nightly", "tcp", "dhcpv4", "medium-ethernet"] }
 embedded-io-async = { version = "0.6.0" }
@ -27,7 +27,7 @@ nb = "1.0.0"
 rand_core = "0.6.3"
 critical-section = "1.1"
 embedded-storage = "0.3.0"
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}

 [profile.release]
 debug = 2
--- a/examples/stm32g0/Cargo.toml
+++ b/examples/stm32g0/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32g071rb to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "time-driver-any", "stm32g071rb", "memory-x", "unstable-pac", "exti"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }

 defmt = "0.3"
@ -20,7 +20,6 @@ embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
 heapless = { version = "0.7.5", default-features = false }
-portable-atomic = { version = "1.5", features = ["unsafe-assume-single-core"] }

 [profile.release]
 debug = 2
--- a/examples/stm32g4/Cargo.toml
+++ b/examples/stm32g4/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32g491re to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "time-driver-any", "stm32g491re", "memory-x", "unstable-pac", "exti"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
 embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
--- a/examples/stm32h5/Cargo.toml
+++ b/examples/stm32h5/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32h563zi to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32h563zi", "memory-x", "time-driver-any", "exti", "unstable-pac", "unstable-traits"] }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "unstable-traits", "tick-hz-32_768"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "nightly", "tcp", "dhcpv4", "medium-ethernet", "proto-ipv6"] }
 embedded-io-async = { version = "0.6.0" }
@ -31,7 +31,7 @@ critical-section = "1.1"
 micromath = "2.0.0"
 stm32-fmc = "0.3.0"
 embedded-storage = "0.3.0"
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}

 # cargo build/run
 [profile.dev]
--- a/examples/stm32h7/Cargo.toml
+++ b/examples/stm32h7/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32h743bi to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32h743bi", "time-driver-any", "exti", "memory-x", "unstable-pac", "unstable-traits", "chrono"] }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "unstable-traits", "tick-hz-32_768"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "nightly", "tcp", "dhcpv4", "medium-ethernet", "proto-ipv6"] }
 embedded-io-async = { version = "0.6.0" }
@ -31,7 +31,7 @@ critical-section = "1.1"
 micromath = "2.0.0"
 stm32-fmc = "0.3.0"
 embedded-storage = "0.3.0"
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}
 chrono = { version = "^0.4", default-features = false }

 # cargo build/run
--- a/examples/stm32l0/Cargo.toml
+++ b/examples/stm32l0/Cargo.toml
@ -12,8 +12,8 @@ nightly = ["embassy-stm32/nightly", "embassy-time/nightly", "embassy-time/unstab
 [dependencies]
 # Change stm32l072cz to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["defmt", "stm32l072cz", "time-driver-any", "exti", "unstable-traits", "memory-x"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-lora = { version = "0.1.0", path = "../../embassy-lora", features = ["time", "defmt"], optional = true }
 lora-phy = { version = "2", optional = true }
@ -33,8 +33,7 @@ panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
 heapless = { version = "0.7.5", default-features = false }
 embedded-hal = "0.2.6"
-static_cell = { version = "2" }
-portable-atomic = { version = "1.5", features = ["unsafe-assume-single-core"] }
+static_cell = "1.1"

 [profile.release]
 debug = 2
--- a/examples/stm32l1/Cargo.toml
+++ b/examples/stm32l1/Cargo.toml
@ -5,8 +5,8 @@ version = "0.1.0"
 license = "MIT OR Apache-2.0"

 [dependencies]
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32l151cb-a", "time-driver-any", "memory-x"]  }

--- a/examples/stm32l4/Cargo.toml
+++ b/examples/stm32l4/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32l4s5vi to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "unstable-pac", "stm32l4s5qi", "memory-x", "time-driver-any", "exti", "unstable-traits", "chrono"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768", "unstable-traits", "nightly"] }
 embassy-embedded-hal = { version = "0.1.0", path = "../../embassy-embedded-hal" }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
@ -32,7 +32,7 @@ futures = { version = "0.3.17", default-features = false, features = ["async-awa
 heapless = { version = "0.7.5", default-features = false }
 chrono = { version = "^0.4", default-features = false }
 rand = { version = "0.8.5", default-features = false }
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = {version = "1.1", features = ["nightly"]}

 micromath = "2.0.0"

--- a/examples/stm32l5/Cargo.toml
+++ b/examples/stm32l5/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32l552ze to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "unstable-pac", "stm32l552ze", "time-driver-any", "exti", "unstable-traits", "memory-x"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "nightly", "tcp", "dhcpv4", "medium-ethernet"] }
@ -26,7 +26,7 @@ futures = { version = "0.3.17", default-features = false, features = ["async-awa
 heapless = { version = "0.7.5", default-features = false }
 rand_core = { version = "0.6.3", default-features = false }
 embedded-io-async = { version = "0.6.0" }
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}

 [profile.release]
 debug = 2
--- a/examples/stm32u5/Cargo.toml
+++ b/examples/stm32u5/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32u585ai to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "unstable-pac", "stm32u585ai", "time-driver-any", "memory-x" ]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defmt"] }

--- a/examples/stm32wb/Cargo.toml
+++ b/examples/stm32wb/Cargo.toml
@ -8,8 +8,8 @@ license = "MIT OR Apache-2.0"
 # Change stm32wb55rg to your chip name in both dependencies, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32wb55rg", "time-driver-any", "memory-x", "exti"]  }
 embassy-stm32-wpan = { version = "0.1.0", path = "../../embassy-stm32-wpan", features = ["defmt", "stm32wb55rg"] }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "udp", "proto-ipv6", "medium-ieee802154", "nightly"], optional=true }

@ -22,7 +22,7 @@ embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
 heapless = { version = "0.7.5", default-features = false }
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}

 [features]
 default = ["ble", "mac"]
--- a/examples/stm32wba/Cargo.toml
+++ b/examples/stm32wba/Cargo.toml
@ -6,8 +6,8 @@ license = "MIT OR Apache-2.0"

 [dependencies]
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32wba52cg", "time-driver-any", "memory-x", "exti"]  }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-net = { version = "0.2.0", path = "../../embassy-net", features = ["defmt", "udp", "proto-ipv6", "medium-ieee802154", "nightly"], optional=true }

@ -20,7 +20,7 @@ embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
 heapless = { version = "0.7.5", default-features = false }
-static_cell = { version = "2", features = ["nightly"]}
+static_cell = { version = "1.1", features = ["nightly"]}

 [profile.release]
 debug = 2
--- a/examples/stm32wl/Cargo.toml
+++ b/examples/stm32wl/Cargo.toml
@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 # Change stm32wl55jc-cm4 to your chip name, if necessary.
 embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "unstable-traits", "defmt", "stm32wl55jc-cm4", "time-driver-any", "memory-x", "unstable-pac", "exti", "chrono"] }
-embassy-sync = { version = "0.4.0", path = "../../embassy-sync", features = ["defmt"] }
-embassy-executor = { version = "0.3.1", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
+embassy-sync = { version = "0.3.0", path = "../../embassy-sync", features = ["defmt"] }
+embassy-executor = { version = "0.3.0", path = "../../embassy-executor", features = ["nightly", "arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
 embassy-time = { version = "0.1.5", path = "../../embassy-time", features = ["nightly", "unstable-traits", "defmt", "defmt-timestamp-uptime", "tick-hz-32_768"] }
 embassy-embedded-hal = { version = "0.1.0", path = "../../embassy-embedded-hal" }
 embassy-lora = { version = "0.1.0", path = "../../embassy-lora", features = ["stm32wl", "time", "defmt"] }
--- a/examples/stm32wl/src/bin/lora_lorawan.rs
+++ b/examples/stm32wl/src/bin/lora_lorawan.rs
@ -4,7 +4,6 @@
 #![no_main]
 #![macro_use]
 #![feature(type_alias_impl_trait, async_fn_in_trait)]
-#![allow(stable_features, unknown_lints, async_fn_in_trait)]

 use defmt::info;
 use embassy_executor::Spawner;
--- a/Show More
+++ b/Show More