114 lines
3.6 KiB
Rust
114 lines
3.6 KiB
Rust
//! Blinky examples using the PAC directly, the HAL, or the BSP
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//!
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//! Additional note on LEDs:
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//! Be not afraid: Pulling the GPIOs low makes the LEDs blink. See REB1
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//! schematic for more details.
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#![no_main]
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#![no_std]
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use cortex_m_rt::entry;
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use embedded_hal::digital::v2::ToggleableOutputPin;
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use panic_halt as _;
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use va108xx_hal::{pac, prelude::*};
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use vorago_reb1::leds::Leds;
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// REB LED pin definitions. All on port A
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const LED_D2: u32 = 1 << 10;
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const LED_D3: u32 = 1 << 7;
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const LED_D4: u32 = 1 << 6;
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#[allow(dead_code)]
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enum LibType {
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Pac,
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Hal,
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Bsp,
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}
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#[entry]
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fn main() -> ! {
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let mut dp = pac::Peripherals::take().unwrap();
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let porta = dp.PORTA.split(&mut dp.SYSCONFIG).unwrap();
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let lib_type = LibType::Bsp;
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match lib_type {
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LibType::Pac => {
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// Enable all peripheral clocks
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dp.SYSCONFIG
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.peripheral_clk_enable
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.modify(|_, w| unsafe { w.bits(0xffffffff) });
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dp.PORTA
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.dir()
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.modify(|_, w| unsafe { w.bits(LED_D2 | LED_D3 | LED_D4) });
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dp.PORTA
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.datamask()
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.modify(|_, w| unsafe { w.bits(LED_D2 | LED_D3 | LED_D4) });
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for _ in 0..10 {
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dp.PORTA
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.clrout()
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.write(|w| unsafe { w.bits(LED_D2 | LED_D3 | LED_D4) });
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cortex_m::asm::delay(5_000_000);
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dp.PORTA
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.setout()
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.write(|w| unsafe { w.bits(LED_D2 | LED_D3 | LED_D4) });
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cortex_m::asm::delay(5_000_000);
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}
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loop {
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dp.PORTA
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.togout()
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.write(|w| unsafe { w.bits(LED_D2 | LED_D3 | LED_D4) });
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cortex_m::asm::delay(25_000_000);
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}
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}
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LibType::Hal => {
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let mut led1 = porta
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.pa10
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.into_push_pull_output(&mut dp.IOCONFIG, &mut dp.PORTA);
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let mut led2 = porta
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.pa7
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.into_push_pull_output(&mut dp.IOCONFIG, &mut dp.PORTA);
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let mut led3 = porta
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.pa6
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.into_push_pull_output(&mut dp.IOCONFIG, &mut dp.PORTA);
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for _ in 0..10 {
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led1.set_low().ok();
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led2.set_low().ok();
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led3.set_low().ok();
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cortex_m::asm::delay(5_000_000);
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led1.set_high().ok();
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led2.set_high().ok();
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led3.set_high().ok();
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cortex_m::asm::delay(5_000_000);
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}
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loop {
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led1.toggle().ok();
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cortex_m::asm::delay(5_000_000);
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led2.toggle().ok();
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cortex_m::asm::delay(5_000_000);
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led3.toggle().ok();
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cortex_m::asm::delay(5_000_000);
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}
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}
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LibType::Bsp => {
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let mut leds = Leds::new(porta, &mut dp.IOCONFIG, &mut dp.PORTA);
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loop {
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for _ in 0..10 {
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// Blink all LEDs quickly
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for led in leds.iter_mut() {
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led.toggle();
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}
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cortex_m::asm::delay(5_000_000);
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}
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// Now use a wave pattern
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loop {
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leds[0].toggle();
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cortex_m::asm::delay(5_000_000);
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leds[1].toggle();
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cortex_m::asm::delay(5_000_000);
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leds[2].toggle();
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cortex_m::asm::delay(5_000_000);
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}
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}
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}
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}
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}
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