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Refactor sx127x radio to use async SPI with DMA

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This commit is contained in:
Ulf Lilleengen
2021-12-01 21:59:53 +01:00
parent b9693c0b91
commit 9a730ef692
4 changed files with 252 additions and 226 deletions
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2
examples/stm32l0/Cargo.toml
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@ -20,7 +20,7 @@ defmt-rtt = "0.3"
cortex-m = "0.7.3"
cortex-m-rt = "0.7.0"
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 }
embedded-hal = "0.2.6"

17
examples/stm32l0/src/bin/lorawan.rs
View File

@ -12,7 +12,6 @@ mod example_common;
use embassy_lora::{sx127x::*, LoraTimer};
use embassy_stm32::{
dbgmcu::Dbgmcu,
dma::NoDma,
exti::ExtiInput,
gpio::{Input, Level, Output, Pull, Speed},
rcc,
@ -45,8 +44,8 @@ async fn main(_spawner: embassy::executor::Spawner, mut p: Peripherals) {
p.PB3,
p.PA7,
p.PA6,
NoDma,
NoDma,
p.DMA1_CH3,
p.DMA1_CH2,
200_000.hz(),
spi::Config::default(),
);
@ -58,15 +57,9 @@ async fn main(_spawner: embassy::executor::Spawner, mut p: Peripherals) {
let ready = Input::new(p.PB4, Pull::Up);
let ready_pin = ExtiInput::new(ready, p.EXTI4);
let radio = Sx127xRadio::new(
spi,
cs,
reset,
ready_pin,
DummySwitch,
&mut embassy::time::Delay,
)
.unwrap();
let radio = Sx127xRadio::new(spi, cs, reset, ready_pin, DummySwitch)
.await
.unwrap();
let region = region::EU868::default().into();
let mut radio_buffer = [0; 256];