max/embassy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #1565 from JuliDi/main

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

9
examples/stm32h7/src/bin/dac.rs
View File

@ -4,7 +4,8 @@
use cortex_m_rt::entry;
use defmt::*;
use embassy_stm32::dac::{Channel, Dac, Value};
use embassy_stm32::dac::{DacCh1, DacChannel, Value};
use embassy_stm32::dma::NoDma;
use embassy_stm32::time::mhz;
use embassy_stm32::Config;
use {defmt_rtt as _, panic_probe as _};
@ -19,12 +20,12 @@ fn main() -> ! {
config.rcc.pll1.q_ck = Some(mhz(100));
let p = embassy_stm32::init(config);
let mut dac = Dac::new_1ch(p.DAC1, p.PA4);
let mut dac = DacCh1::new(p.DAC1, 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();
}
}
}