stm32/adc: extract into common

add common low-level interface for adc

2 files changed, 9 insertions, 5 deletions

diff --git a/examples/stm32l4/src/bin/adc.rs b/examples/stm32l4/src/bin/adc.rs
index 835bf5411..42766a5e3 100644
--- a/examples/stm32l4/src/bin/adc.rs
+++ b/examples/stm32l4/src/bin/adc.rs
@@ -3,7 +3,7 @@
 
 use defmt::*;
 use embassy_stm32::Config;
-use embassy_stm32::adc::{Adc, Resolution, SampleTime};
+use embassy_stm32::adc::{Adc, AdcConfig, Resolution, SampleTime};
 use {defmt_rtt as _, panic_probe as _};
 
 #[cortex_m_rt::entry]
@@ -17,9 +17,12 @@ fn main() -> ! {
     }
     let p = embassy_stm32::init(config);
 
-    let mut adc = Adc::new(p.ADC1);
+    let mut config = AdcConfig::default();
+    config.resolution = Some(Resolution::BITS8);
+
+    let mut adc = Adc::new_with_config(p.ADC1, config);
     //adc.enable_vref();
-    adc.set_resolution(Resolution::BITS8);
+
     let mut channel = p.PC0;
 
     loop {
diff --git a/examples/stm32l4/src/bin/adc_dma.rs b/examples/stm32l4/src/bin/adc_dma.rs
index ab1e9d2e9..550da95a4 100644
--- a/examples/stm32l4/src/bin/adc_dma.rs
+++ b/examples/stm32l4/src/bin/adc_dma.rs
@@ -4,7 +4,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::Config;
-use embassy_stm32::adc::{Adc, AdcChannel, SampleTime};
+use embassy_stm32::adc::{Adc, AdcChannel, RegularConversionMode, SampleTime};
 use {defmt_rtt as _, panic_probe as _};
 
 const DMA_BUF_LEN: usize = 512;
@@ -20,7 +20,7 @@ async fn main(_spawner: Spawner) {
     }
     let p = embassy_stm32::init(config);
 
-    let mut adc = Adc::new(p.ADC1);
+    let adc = Adc::new(p.ADC1);
     let adc_pin0 = p.PA0.degrade_adc();
     let adc_pin1 = p.PA1.degrade_adc();
     let mut adc_dma_buf = [0u16; DMA_BUF_LEN];
@@ -29,6 +29,7 @@ async fn main(_spawner: Spawner) {
         p.DMA1_CH1,
         &mut adc_dma_buf,
         [(adc_pin0, SampleTime::CYCLES640_5), (adc_pin1, SampleTime::CYCLES640_5)].into_iter(),
+        RegularConversionMode::Continuous,
     );
 
     info!("starting measurement loop");