#![no_std]
#![no_main]
use core::panic::PanicInfo;
use core::sync::atomic::{self, Ordering};
#[inline(never)]
#[panic_handler]
fn panic(_info: &PanicInfo) -> ! {
loop {
atomic::compiler_fence(Ordering::SeqCst);
}
}
use esp_hal::{
delay::Delay,
gpio::{Io, Level, Output},
prelude::*,
};
#[entry]
fn main() -> ! {
let peripherals = esp_hal::init(esp_hal::Config::default());
let io = Io::new(peripherals.GPIO, peripherals.IO_MUX);
let mut led = Output::new(io.pins.gpio4, Level::Low);
let delay = Delay::new();
loop {
led.toggle();
delay.delay_millis(500);
led.toggle();
delay.delay_millis(500);
}
}