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-rw-r--r--examples/stm32f0/src/bin/adc.rs12
1 files changed, 9 insertions, 3 deletions
diff --git a/examples/stm32f0/src/bin/adc.rs b/examples/stm32f0/src/bin/adc.rs
index 8ed9f98f8..2ed46a944 100644
--- a/examples/stm32f0/src/bin/adc.rs
+++ b/examples/stm32f0/src/bin/adc.rs
@@ -5,20 +5,26 @@
5use defmt::*; 5use defmt::*;
6use embassy_executor::Spawner; 6use embassy_executor::Spawner;
7use embassy_stm32::adc::{Adc, SampleTime}; 7use embassy_stm32::adc::{Adc, SampleTime};
8use embassy_stm32::peripherals::ADC;
9use embassy_stm32::{adc, bind_interrupts};
8use embassy_time::{Delay, Duration, Timer}; 10use embassy_time::{Delay, Duration, Timer};
9use {defmt_rtt as _, panic_probe as _}; 11use {defmt_rtt as _, panic_probe as _};
10 12
13bind_interrupts!(struct Irqs {
14 ADC1_COMP => adc::InterruptHandler<ADC>;
15});
16
11#[embassy_executor::main] 17#[embassy_executor::main]
12async fn main(_spawner: Spawner) { 18async fn main(_spawner: Spawner) {
13 let p = embassy_stm32::init(Default::default()); 19 let p = embassy_stm32::init(Default::default());
14 info!("Hello World!"); 20 info!("Hello World!");
15 21
16 let mut adc = Adc::new(p.ADC, &mut Delay); 22 let mut adc = Adc::new(p.ADC, Irqs, &mut Delay);
17 adc.set_sample_time(SampleTime::Cycles71_5); 23 adc.set_sample_time(SampleTime::Cycles71_5);
18 let mut pin = p.PA1; 24 let mut pin = p.PA1;
19 25
20 let mut vrefint = adc.enable_vref(&mut Delay); 26 let mut vrefint = adc.enable_vref(&mut Delay);
21 let vrefint_sample = adc.read_internal(&mut vrefint); 27 let vrefint_sample = adc.read_internal(&mut vrefint).await;
22 let convert_to_millivolts = |sample| { 28 let convert_to_millivolts = |sample| {
23 // From https://www.st.com/resource/en/datasheet/stm32f031c6.pdf 29 // From https://www.st.com/resource/en/datasheet/stm32f031c6.pdf
24 // 6.3.4 Embedded reference voltage 30 // 6.3.4 Embedded reference voltage
@@ -28,7 +34,7 @@ async fn main(_spawner: Spawner) {
28 }; 34 };
29 35
30 loop { 36 loop {
31 let v = adc.read(&mut pin); 37 let v = adc.read(&mut pin).await;
32 info!("--> {} - {} mV", v, convert_to_millivolts(v)); 38 info!("--> {} - {} mV", v, convert_to_millivolts(v));
33 Timer::after(Duration::from_millis(100)).await; 39 Timer::after(Duration::from_millis(100)).await;
34 } 40 }