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Merge pull request #1878 from xoviat/adc

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stm32: fix adc f3 and example
This commit is contained in:
xoviat
2023-09-10 03:02:42 +00:00
committed by GitHub
parent 2132afb48b 70a4a193c5
commit a47fb42962
2 changed files with 21 additions and 11 deletions
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23
examples/stm32f334/src/bin/adc.rs
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@ -4,7 +4,7 @@
use defmt::info;
use embassy_executor::Spawner;
use embassy_stm32::adc::Adc;
use embassy_stm32::adc::{Adc, VREF_INT};
use embassy_stm32::rcc::{ADCClock, ADCPrescaler};
use embassy_stm32::time::Hertz;
use embassy_stm32::Config;
@ -20,15 +20,28 @@ async fn main(_spawner: Spawner) -> ! {
let mut p = embassy_stm32::init(config);
info!("create adc...");
let mut adc = Adc::new(p.ADC1, &mut Delay);
let mut vrefint = adc.enable_vref(&mut Delay);
info!("enable vrefint...");
let _vref = adc.read(&mut vrefint);
let _pin = adc.read(&mut p.PA0);
let mut vrefint = adc.enable_vref(&mut Delay);
let mut temperature = adc.enable_temperature();
loop {
info!("Hello World!");
let vref = adc.read(&mut vrefint);
info!("read vref: {}", vref);
let temp = adc.read(&mut temperature);
info!("read temperature: {}", temp);
let pin = adc.read(&mut p.PA0);
info!("read pin: {}", pin);
let pin_mv = pin as u32 * VREF_INT as u32 / vref as u32;
info!("computed pin mv: {}", pin_mv);
Timer::after(Duration::from_secs(1)).await;
}
}