46 lines
1.3 KiB
Rust
46 lines
1.3 KiB
Rust
//! Simple blinky example
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//!
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//! Additional note on LEDs when using the REB1 development board:
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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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#[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 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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