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Update STM32F0 ADC example to use read_internal

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Matthew W. Samsonoff 2022-10-03 14:23:31 -04:00 committed by Grant Miller
parent 511a951246
commit 28b8ac4b62
1 changed files with 5 additions and 2 deletions
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7
examples/stm32f0/src/bin/adc.rs
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@ -4,7 +4,7 @@
use defmt::*; use defmt::*;
use embassy_executor::Spawner; use embassy_executor::Spawner;
use embassy_stm32::adc::Adc; use embassy_stm32::adc::{Adc, SampleTime};
use embassy_time::{Delay, Duration, Timer}; use embassy_time::{Delay, Duration, Timer};
use {defmt_rtt as _, panic_probe as _}; use {defmt_rtt as _, panic_probe as _};
@ -14,11 +14,14 @@ async fn main(_spawner: Spawner) {
info!("Hello World!"); info!("Hello World!");
let mut adc = Adc::new(p.ADC, &mut Delay); let mut adc = Adc::new(p.ADC, &mut Delay);
adc.set_sample_time(SampleTime::Cycles71_5);
let mut pin = p.PA1; let mut pin = p.PA1;
let mut vref = adc.enable_temperature(&mut Delay);
loop { loop {
let v = adc.read(&mut pin); let v = adc.read(&mut pin);
info!("--> {} - {} mV", v, adc.to_millivolts(v)); let r = adc.read_internal(&mut vref);
info!("--> {} - {} mV / vref = {} - {} mV", v, adc.to_millivolts(v), r, adc.to_millivolts(r));
Timer::after(Duration::from_millis(100)).await; Timer::after(Duration::from_millis(100)).await;
} }
} }