diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/stm32f0/src/bin/adc.rs | 12 |
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 @@ | |||
| 5 | use defmt::*; | 5 | use defmt::*; |
| 6 | use embassy_executor::Spawner; | 6 | use embassy_executor::Spawner; |
| 7 | use embassy_stm32::adc::{Adc, SampleTime}; | 7 | use embassy_stm32::adc::{Adc, SampleTime}; |
| 8 | use embassy_stm32::peripherals::ADC; | ||
| 9 | use embassy_stm32::{adc, bind_interrupts}; | ||
| 8 | use embassy_time::{Delay, Duration, Timer}; | 10 | use embassy_time::{Delay, Duration, Timer}; |
| 9 | use {defmt_rtt as _, panic_probe as _}; | 11 | use {defmt_rtt as _, panic_probe as _}; |
| 10 | 12 | ||
| 13 | bind_interrupts!(struct Irqs { | ||
| 14 | ADC1_COMP => adc::InterruptHandler<ADC>; | ||
| 15 | }); | ||
| 16 | |||
| 11 | #[embassy_executor::main] | 17 | #[embassy_executor::main] |
| 12 | async fn main(_spawner: Spawner) { | 18 | async 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 | } |
