diff options
| author | datdenkikniet <jcdra1@gmail.com> | 2023-04-14 21:53:56 +0200 |
|---|---|---|
| committer | datdenkikniet <jcdra1@gmail.com> | 2023-04-16 13:08:35 +0200 |
| commit | 5a9135961f34505714e23f12e4cf4bacfa492dcd (patch) | |
| tree | 14c986e17ee46a633ecce02d0f6b0c88ceb1c86b /examples/stm32f3_blinky/src | |
| parent | ef8046b060a375fd5e6b23d62c3a9a303bbd6e11 (diff) | |
Split remove old examples
Diffstat (limited to 'examples/stm32f3_blinky/src')
| -rw-r--r-- | examples/stm32f3_blinky/src/main.rs | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/examples/stm32f3_blinky/src/main.rs b/examples/stm32f3_blinky/src/main.rs new file mode 100644 index 0000000..e208d09 --- /dev/null +++ b/examples/stm32f3_blinky/src/main.rs @@ -0,0 +1,74 @@ +#![deny(unsafe_code)] +#![deny(warnings)] +#![no_main] +#![no_std] +#![feature(type_alias_impl_trait)] + +use panic_rtt_target as _; +use rtic::app; +use rtic_monotonics::systick::*; +use rtt_target::{rprintln, rtt_init_print}; +use stm32f3xx_hal::gpio::{Output, PushPull, PA5}; +use stm32f3xx_hal::prelude::*; + +#[app(device = stm32f3xx_hal::pac, peripherals = true, dispatchers = [SPI1])] +mod app { + use super::*; + + rtic_monotonics::make_systick_handler!(); + + #[shared] + struct Shared {} + + #[local] + struct Local { + led: PA5<Output<PushPull>>, + state: bool, + } + + #[init] + fn init(cx: init::Context) -> (Shared, Local) { + // Setup clocks + let mut flash = cx.device.FLASH.constrain(); + let mut rcc = cx.device.RCC.constrain(); + + Systick::start(cx.core.SYST, 36_000_000); // default STM32F303 clock-rate is 36MHz + + rtt_init_print!(); + rprintln!("init"); + + let _clocks = rcc + .cfgr + .use_hse(8.MHz()) + .sysclk(36.MHz()) + .pclk1(36.MHz()) + .freeze(&mut flash.acr); + + // Setup LED + let mut gpioa = cx.device.GPIOA.split(&mut rcc.ahb); + let mut led = gpioa + .pa5 + .into_push_pull_output(&mut gpioa.moder, &mut gpioa.otyper); + led.set_high().unwrap(); + + // Schedule the blinking task + blink::spawn().ok(); + + (Shared {}, Local { led, state: false }) + } + + #[task(local = [led, state])] + async fn blink(cx: blink::Context) { + loop { + rprintln!("blink"); + if *cx.local.state { + cx.local.led.set_high().unwrap(); + *cx.local.state = false; + } else { + cx.local.led.set_low().unwrap(); + *cx.local.state = true; + } + Systick::delay(1000.millis()).await; + } + } +} |
