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va108xx-hal/examples/blinky.rs

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//! Simple blinky example
//!
//! Additional note on LEDs when using the REB1 development board:
//! Be not afraid: Pulling the GPIOs low makes the LEDs blink. See REB1
//! schematic for more details.
#![no_main]
#![no_std]
use cortex_m_rt::entry;
use embedded_hal::digital::v2::ToggleableOutputPin;
use panic_halt as _;
use va108xx_hal::{gpio::PinsA, pac, prelude::*, timer::CountDownTimer};
#[entry]
fn main() -> ! {
let mut dp = pac::Peripherals::take().unwrap();
let porta = PinsA::new(&mut dp.SYSCONFIG, Some(dp.IOCONFIG), dp.PORTA);
let mut led1 = porta.pa10.into_push_pull_output();
let mut led2 = porta.pa7.into_push_pull_output();
let mut led3 = porta.pa6.into_push_pull_output();
let mut delay = CountDownTimer::new(&mut dp.SYSCONFIG, 50.mhz(), dp.TIM0);
for _ in 0..10 {
led1.set_low().ok();
led2.set_low().ok();
led3.set_low().ok();
delay.delay_ms(200_u16);
led1.set_high().ok();
led2.set_high().ok();
led3.set_high().ok();
delay.delay_ms(200_u16);
}
loop {
led1.toggle().ok();
delay.delay_ms(200_u16);
led2.toggle().ok();
delay.delay_ms(200_u16);
led3.toggle().ok();
delay.delay_ms(200_u16);
}
}