44 lines
1.3 KiB
Rust
44 lines
1.3 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use cortex_m::prelude::_embedded_hal_blocking_delay_DelayUs;
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use defmt::*;
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use embassy_executor::Spawner;
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use embassy_stm32::adc::{Adc, Temperature, VrefInt};
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use embassy_time::{Delay, Duration, Timer};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_stm32::init(Default::default());
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info!("Hello World!");
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let mut delay = Delay;
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let mut adc = Adc::new(p.ADC1, &mut delay);
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let mut pin = p.PC1;
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let mut vrefint = adc.enable_vrefint();
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let mut temp = adc.enable_temperature();
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// Startup delay can be combined to the maximum of either
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delay.delay_us(Temperature::start_time_us().max(VrefInt::start_time_us()));
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loop {
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// Read pin
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let v = adc.read(&mut pin);
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info!("PC1: {} ({} mV)", v, adc.to_millivolts(v));
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// Read internal temperature
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let v = adc.read_internal(&mut temp);
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let celcius = Temperature::to_celcius(adc.to_millivolts(v));
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info!("Internal temp: {} ({} C)", v, celcius);
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// Read internal voltage reference
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let v = adc.read_internal(&mut vrefint);
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info!("VrefInt: {} ({} mV)", v, adc.to_millivolts(v));
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Timer::after(Duration::from_millis(100)).await;
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}
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}
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