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This commit is contained in:
seth 2024-06-24 23:15:00 -07:00
parent 7056783fa2
commit 6926e9e071
1 changed files with 13 additions and 8 deletions
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21
examples/stm32f4/src/bin/adc_dma.rs
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@ -4,14 +4,19 @@ use cortex_m::singleton;
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::adc::{Adc, RingBufferedAdc, SampleTime, Sequence};
use embassy_time::{Instant, Timer};
use embassy_stm32::Peripherals;
use embassy_time::Instant;
use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
const ADC_BUF_SIZE: usize = 1024;
let mut p = embassy_stm32::init(Default::default());
async fn main(spawner: Spawner) {
let p = embassy_stm32::init(Default::default());
spawner.must_spawn(adc_task(p));
}
#[embassy_executor::task]
async fn adc_task(mut p: Peripherals) {
const ADC_BUF_SIZE: usize = 1024;
let adc_data: &mut [u16; ADC_BUF_SIZE] = singleton!(ADCDAT : [u16; ADC_BUF_SIZE] = [0u16; ADC_BUF_SIZE]).unwrap();
let adc_data2: &mut [u16; ADC_BUF_SIZE] = singleton!(ADCDAT2 : [u16; ADC_BUF_SIZE] = [0u16; ADC_BUF_SIZE]).unwrap();
@ -34,8 +39,8 @@ async fn main(_spawner: Spawner) {
// An interrupt executor with a higher priority than other tasks may be a good approach here, allowing this task to wake and read the buffer most
// frequently.
let mut tic = Instant::now();
let mut buffer1 = [0u16; 256];
let mut buffer2 = [0u16; 256];
let mut buffer1 = [0u16; 512];
let mut buffer2 = [0u16; 512];
let _ = adc.start();
let _ = adc2.start();
loop {
@ -52,7 +57,7 @@ async fn main(_spawner: Spawner) {
}
Err(e) => {
warn!("Error: {:?}", e);
buffer1 = [0u16; 256];
buffer1 = [0u16; 512];
let _ = adc.start();
}
}
@ -70,7 +75,7 @@ async fn main(_spawner: Spawner) {
}
Err(e) => {
warn!("Error: {:?}", e);
buffer2 = [0u16; 256];
buffer2 = [0u16; 512];
let _ = adc2.start();
}
}