42 lines
1.2 KiB
Rust
42 lines
1.2 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::*;
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use embassy::executor::Spawner;
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use embassy_nrf::gpio::{Input, Pull};
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use embassy_nrf::wdt::{Config, Watchdog};
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use embassy_nrf::Peripherals;
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use {defmt_rtt as _, panic_probe as _};
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#[embassy::main]
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async fn main(_spawner: Spawner, p: Peripherals) {
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info!("Hello World!");
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let mut config = Config::default();
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config.timeout_ticks = 32768 * 3; // 3 seconds
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// This is needed for `probe-run` to be able to catch the panic message
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// in the WDT interrupt. The core resets 2 ticks after firing the interrupt.
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config.run_during_debug_halt = false;
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let (_wdt, [mut handle]) = match Watchdog::try_new(p.WDT, config) {
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Ok(x) => x,
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Err(_) => {
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info!("Watchdog already active with wrong config, waiting for it to timeout...");
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loop {}
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}
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};
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let mut button = Input::new(p.P0_11, Pull::Up);
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info!("Watchdog started, press button 1 to pet it or I'll reset in 3 seconds!");
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loop {
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button.wait_for_high().await;
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button.wait_for_low().await;
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info!("Button pressed, petting watchdog!");
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handle.pet();
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}
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}
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