65 lines
1.7 KiB
Rust

//! 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::{
delay::DelayNs,
digital::{OutputPin, StatefulOutputPin},
};
use panic_halt as _;
use va108xx_hal::{
gpio::PinsA,
pac::{self, interrupt},
prelude::*,
timer::DelayMs,
timer::{default_ms_irq_handler, set_up_ms_tick, CountdownTimer},
InterruptConfig,
};
#[entry]
fn main() -> ! {
let mut dp = pac::Peripherals::take().unwrap();
let mut delay_ms = DelayMs::new(set_up_ms_tick(
InterruptConfig::new(interrupt::OC0, true, true),
&mut dp.sysconfig,
Some(&mut dp.irqsel),
50.MHz(),
dp.tim0,
))
.unwrap();
let mut delay_tim1 = CountdownTimer::new(&mut dp.sysconfig, 50.MHz(), dp.tim1);
let porta = PinsA::new(&mut dp.sysconfig, dp.porta);
let mut led1 = porta.pa10.into_readable_push_pull_output();
let mut led2 = porta.pa7.into_readable_push_pull_output();
let mut led3 = porta.pa6.into_readable_push_pull_output();
for _ in 0..10 {
led1.set_low().ok();
led2.set_low().ok();
led3.set_low().ok();
delay_ms.delay_ms(200);
led1.set_high().ok();
led2.set_high().ok();
led3.set_high().ok();
delay_tim1.delay_ms(200);
}
loop {
led1.toggle().ok();
delay_ms.delay_ms(200);
led2.toggle().ok();
delay_tim1.delay_ms(200);
led3.toggle().ok();
delay_ms.delay_ms(200);
}
}
#[interrupt]
#[allow(non_snake_case)]
fn OC0() {
default_ms_irq_handler()
}