521: Stm32 SPI HIL test r=Dirbaio a=Dirbaio



Co-authored-by: Dario Nieuwenhuis <dirbaio@dirbaio.net>
This commit is contained in:
bors[bot] 2021-12-07 04:02:09 +00:00 committed by GitHub
commit f0c2c5caa0
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4 changed files with 82 additions and 13 deletions

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@ -11,7 +11,7 @@ use embassy_stm32::Peripherals;
use embedded_hal::digital::v2::{InputPin, OutputPin}; use embedded_hal::digital::v2::{InputPin, OutputPin};
use example_common::*; use example_common::*;
#[embassy::main] #[embassy::main(config = "config()")]
async fn main(_spawner: Spawner, p: Peripherals) { async fn main(_spawner: Spawner, p: Peripherals) {
info!("Hello World!"); info!("Hello World!");
@ -34,12 +34,12 @@ async fn main(_spawner: Spawner, p: Peripherals) {
{ {
let _a = Output::new(&mut a, Level::Low, Speed::Low); let _a = Output::new(&mut a, Level::Low, Speed::Low);
cortex_m::asm::delay(1000); delay();
assert!(b.is_low().unwrap()); assert!(b.is_low().unwrap());
} }
{ {
let _a = Output::new(&mut a, Level::High, Speed::Low); let _a = Output::new(&mut a, Level::High, Speed::Low);
cortex_m::asm::delay(1000); delay();
assert!(b.is_high().unwrap()); assert!(b.is_high().unwrap());
} }
} }
@ -50,41 +50,48 @@ async fn main(_spawner: Spawner, p: Peripherals) {
// no pull, the status is undefined // no pull, the status is undefined
let mut a = Output::new(&mut a, Level::Low, Speed::Low); let mut a = Output::new(&mut a, Level::Low, Speed::Low);
cortex_m::asm::delay(1000); delay();
assert!(b.is_low().unwrap()); assert!(b.is_low().unwrap());
a.set_high().unwrap(); a.set_high().unwrap();
cortex_m::asm::delay(1000); delay();
assert!(b.is_high().unwrap()); assert!(b.is_high().unwrap());
} }
// Test input pulldown // Test input pulldown
{ {
let b = Input::new(&mut b, Pull::Down); let b = Input::new(&mut b, Pull::Down);
cortex_m::asm::delay(1000); delay();
assert!(b.is_low().unwrap()); assert!(b.is_low().unwrap());
let mut a = Output::new(&mut a, Level::Low, Speed::Low); let mut a = Output::new(&mut a, Level::Low, Speed::Low);
cortex_m::asm::delay(1000); delay();
assert!(b.is_low().unwrap()); assert!(b.is_low().unwrap());
a.set_high().unwrap(); a.set_high().unwrap();
cortex_m::asm::delay(1000); delay();
assert!(b.is_high().unwrap()); assert!(b.is_high().unwrap());
} }
// Test input pullup // Test input pullup
{ {
let b = Input::new(&mut b, Pull::Up); let b = Input::new(&mut b, Pull::Up);
cortex_m::asm::delay(1000); delay();
assert!(b.is_high().unwrap()); assert!(b.is_high().unwrap());
let mut a = Output::new(&mut a, Level::Low, Speed::Low); let mut a = Output::new(&mut a, Level::Low, Speed::Low);
cortex_m::asm::delay(1000); delay();
assert!(b.is_low().unwrap()); assert!(b.is_low().unwrap());
a.set_high().unwrap(); a.set_high().unwrap();
cortex_m::asm::delay(1000); delay();
assert!(b.is_high().unwrap()); assert!(b.is_high().unwrap());
} }
info!("Test OK"); info!("Test OK");
cortex_m::asm::bkpt(); cortex_m::asm::bkpt();
} }
fn delay() {
#[cfg(feature = "stm32h755zi")]
cortex_m::asm::delay(10000);
#[cfg(not(feature = "stm32h755zi"))]
cortex_m::asm::delay(1000);
}

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@ -0,0 +1,46 @@
#![no_std]
#![no_main]
#![feature(type_alias_impl_trait)]
#[path = "../example_common.rs"]
mod example_common;
use defmt::assert_eq;
use embassy::executor::Spawner;
use embassy_stm32::dma::NoDma;
use embassy_stm32::spi::{self, Spi};
use embassy_stm32::time::Hertz;
use embassy_stm32::Peripherals;
use embedded_hal::blocking::spi::Transfer;
use example_common::*;
#[embassy::main(config = "config()")]
async fn main(_spawner: Spawner, p: Peripherals) {
info!("Hello World!");
#[cfg(not(feature = "stm32h755zi"))]
let (sck, mosi, miso) = (p.PA5, p.PA7, p.PA6);
#[cfg(feature = "stm32h755zi")]
let (sck, mosi, miso) = (p.PA5, p.PB5, p.PA6);
let mut spi = Spi::new(
p.SPI1,
sck, // Arduino D13
mosi, // Arduino D11
miso, // Arduino D12
NoDma,
NoDma,
Hertz(1_000_000),
spi::Config::default(),
);
let data: [u8; 9] = [0x00, 0xFF, 0xAA, 0x55, 0xC0, 0xFF, 0xEE, 0xC0, 0xDE];
// Arduino pins D11 and D12 (MOSI-MISO) are connected together with a 1K resistor.
// so we should get the data we sent back.
let mut buf = data;
spi.transfer(&mut buf).unwrap();
assert_eq!(buf, data);
info!("Test OK");
cortex_m::asm::bkpt();
}

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@ -10,7 +10,7 @@ use embassy::time::{Duration, Instant, Timer};
use embassy_stm32::Peripherals; use embassy_stm32::Peripherals;
use example_common::*; use example_common::*;
#[embassy::main] #[embassy::main(config = "config()")]
async fn main(_spawner: Spawner, _p: Peripherals) { async fn main(_spawner: Spawner, _p: Peripherals) {
info!("Hello World!"); info!("Hello World!");

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@ -1,6 +1,9 @@
#![macro_use] #![macro_use]
use defmt_rtt as _; // global logger use defmt_rtt as _;
#[allow(unused)]
use embassy_stm32::time::Hertz;
use embassy_stm32::Config;
use panic_probe as _; use panic_probe as _;
pub use defmt::*; pub use defmt::*;
@ -15,3 +18,16 @@ defmt::timestamp! {"{=u64}", {
n as u64 n as u64
} }
} }
pub fn config() -> Config {
#[allow(unused_mut)]
let mut config = Config::default();
#[cfg(feature = "stm32h755zi")]
{
config.rcc.sys_ck = Some(Hertz(400_000_000));
config.rcc.pll1.q_ck = Some(Hertz(100_000_000));
}
config
}