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stm32/adc: make v1 async and leave en

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This commit is contained in:
xoviat
2023-09-20 16:07:35 -05:00
parent c573959a95
commit d46920dce6
3 changed files with 104 additions and 63 deletions
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12
examples/stm32f0/src/bin/adc.rs
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@ -5,20 +5,26 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::adc::{Adc, SampleTime};
use embassy_stm32::peripherals::ADC;
use embassy_stm32::{adc, bind_interrupts};
use embassy_time::{Delay, Duration, Timer};
use {defmt_rtt as _, panic_probe as _};
bind_interrupts!(struct Irqs {
ADC1_COMP => adc::InterruptHandler<ADC>;
});
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let p = embassy_stm32::init(Default::default());
info!("Hello World!");
let mut adc = Adc::new(p.ADC, &mut Delay);
let mut adc = Adc::new(p.ADC, Irqs, &mut Delay);
adc.set_sample_time(SampleTime::Cycles71_5);
let mut pin = p.PA1;
let mut vrefint = adc.enable_vref(&mut Delay);
let vrefint_sample = adc.read_internal(&mut vrefint);
let vrefint_sample = adc.read_internal(&mut vrefint).await;
let convert_to_millivolts = |sample| {
// From https://www.st.com/resource/en/datasheet/stm32f031c6.pdf
// 6.3.4 Embedded reference voltage
@ -28,7 +34,7 @@ async fn main(_spawner: Spawner) {
};
loop {
let v = adc.read(&mut pin);
let v = adc.read(&mut pin).await;
info!("--> {} - {} mV", v, convert_to_millivolts(v));
Timer::after(Duration::from_millis(100)).await;
}