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Merge pull request #1565 from JuliDi/main

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Implement DMA for DAC on STM32
This commit is contained in:
Dario Nieuwenhuis
2023-06-29 08:54:28 +00:00
committed by GitHub
parent 01101e3df0 96f1525ffe
commit 6eb46c419c
9 changed files with 757 additions and 285 deletions
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9
examples/stm32f4/src/bin/dac.rs
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@ -4,7 +4,8 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::dac::{Channel, Dac, Value};
use embassy_stm32::dac::{DacCh1, DacChannel, Value};
use embassy_stm32::dma::NoDma;
use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
@ -12,12 +13,12 @@ async fn main(_spawner: Spawner) -> ! {
let p = embassy_stm32::init(Default::default());
info!("Hello World, dude!");
let mut dac = Dac::new_1ch(p.DAC, p.PA4);
let mut dac = DacCh1::new(p.DAC, NoDma, p.PA4);
loop {
for v in 0..=255 {
unwrap!(dac.set(Channel::Ch1, Value::Bit8(to_sine_wave(v))));
unwrap!(dac.trigger(Channel::Ch1));
unwrap!(dac.set(Value::Bit8(to_sine_wave(v))));
dac.trigger();
}
}
}