From 4fb60b5991c4c98427ef23e6c011210341ba09e1 Mon Sep 17 00:00:00 2001
From: xoviat <xoviat@users.noreply.github.com>
Date: Thu, 13 Nov 2025 17:41:20 -0600
Subject: fix async adc for h5 and others

closes #4882.
---
 examples/stm32h5/src/bin/adc_dma.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'examples/stm32h5')

diff --git a/examples/stm32h5/src/bin/adc_dma.rs b/examples/stm32h5/src/bin/adc_dma.rs
index fb9fcbc5c..2138257f7 100644
--- a/examples/stm32h5/src/bin/adc_dma.rs
+++ b/examples/stm32h5/src/bin/adc_dma.rs
@@ -6,7 +6,7 @@ use embassy_executor::Spawner;
 use embassy_stm32::adc::{self, Adc, AdcChannel, RxDma, SampleTime};
 use embassy_stm32::peripherals::{ADC1, ADC2, GPDMA1_CH0, GPDMA1_CH1, PA0, PA1, PA2, PA3};
 use embassy_stm32::{Config, Peri};
-use embassy_time::Instant;
+use embassy_time::{Duration, Instant, Ticker};
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
@@ -76,6 +76,9 @@ async fn adc_task<'a, T: adc::Instance>(
     let mut pin1 = pin1.degrade_adc();
     let mut pin2 = pin2.degrade_adc();
 
+    info!("adc init");
+
+    let mut ticker = Ticker::every(Duration::from_millis(500));
     let mut tic = Instant::now();
     let mut buffer = [0u16; 512];
     loop {
@@ -84,11 +87,13 @@ async fn adc_task<'a, T: adc::Instance>(
         adc.read(
             dma.reborrow(),
             [(&mut pin1, SampleTime::CYCLES2_5), (&mut pin2, SampleTime::CYCLES2_5)].into_iter(),
-            &mut buffer,
+            &mut buffer[0..2],
         )
         .await;
         let toc = Instant::now();
         info!("\n adc1: {} dt = {}", buffer[0..16], (toc - tic).as_micros());
         tic = toc;
+
+        ticker.next().await;
     }
 }
-- 
cgit 


From 29d4ade2866e6c8d2114b393853354ded1e61db7 Mon Sep 17 00:00:00 2001
From: xoviat <xoviat@users.noreply.github.com>
Date: Sun, 16 Nov 2025 07:50:49 -0600
Subject: low_power: misc cleanups and allow main macro

---
 examples/stm32h5/src/bin/stop.rs | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

(limited to 'examples/stm32h5')

diff --git a/examples/stm32h5/src/bin/stop.rs b/examples/stm32h5/src/bin/stop.rs
index caebc9daf..8d5456b80 100644
--- a/examples/stm32h5/src/bin/stop.rs
+++ b/examples/stm32h5/src/bin/stop.rs
@@ -7,20 +7,12 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::gpio::{AnyPin, Level, Output, Speed};
-use embassy_stm32::low_power::Executor;
 use embassy_stm32::rcc::{HSIPrescaler, LsConfig};
-use embassy_stm32::{Config, Peri};
+use embassy_stm32::{Config, Peri, low_power};
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
-#[cortex_m_rt::entry]
-fn main() -> ! {
-    Executor::take().run(|spawner| {
-        spawner.spawn(unwrap!(async_main(spawner)));
-    })
-}
-
-#[embassy_executor::task]
+#[embassy_executor::main(executor = "low_power::Executor")]
 async fn async_main(spawner: Spawner) {
     defmt::info!("Program Start");
 
-- 
cgit