1 files changed, 39 insertions, 11 deletions

diff --git a/examples/stm32wba6/src/bin/adc.rs b/examples/stm32wba6/src/bin/adc.rs
index a9651d57e..51dcff57a 100644
--- a/examples/stm32wba6/src/bin/adc.rs
+++ b/examples/stm32wba6/src/bin/adc.rs
@@ -2,30 +2,55 @@
 #![no_main]
 
 use defmt::*;
-use embassy_stm32::adc::{adc4, AdcChannel};
+use embassy_stm32::Config;
+use embassy_stm32::adc::{Adc, AdcChannel, SampleTime, adc4};
+use embassy_stm32::rcc::{
+    AHB5Prescaler, AHBPrescaler, APBPrescaler, PllDiv, PllMul, PllPreDiv, PllSource, Sysclk, VoltageScale,
+};
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
 async fn main(_spawner: embassy_executor::Spawner) {
-    let config = embassy_stm32::Config::default();
+    let mut config = Config::default();
+    // Fine-tune PLL1 dividers/multipliers
+    config.rcc.pll1 = Some(embassy_stm32::rcc::Pll {
+        source: PllSource::HSI,
+        prediv: PllPreDiv::DIV1,  // PLLM = 1 → HSI / 1 = 16 MHz
+        mul: PllMul::MUL30,       // PLLN = 30 → 16 MHz * 30 = 480 MHz VCO
+        divr: Some(PllDiv::DIV5), // PLLR = 5 → 96 MHz (Sysclk)
+        // divq: Some(PllDiv::DIV10), // PLLQ = 10 → 48 MHz (NOT USED)
+        divq: None,
+        divp: Some(PllDiv::DIV30), // PLLP = 30 → 16 MHz (USBOTG)
+        frac: Some(0),             // Fractional part (enabled)
+    });
+
+    config.rcc.ahb_pre = AHBPrescaler::DIV1;
+    config.rcc.apb1_pre = APBPrescaler::DIV1;
+    config.rcc.apb2_pre = APBPrescaler::DIV1;
+    config.rcc.apb7_pre = APBPrescaler::DIV1;
+    config.rcc.ahb5_pre = AHB5Prescaler::DIV4;
+
+    // voltage scale for max performance
+    config.rcc.voltage_scale = VoltageScale::RANGE1;
+    // route PLL1_P into the USB‐OTG‐HS block
+    config.rcc.sys = Sysclk::PLL1_R;
 
     let mut p = embassy_stm32::init(config);
 
     // **** ADC4 init ****
-    let mut adc4 = adc4::Adc4::new(p.ADC4);
+    let mut adc4 = Adc::new_adc4(p.ADC4);
     let mut adc4_pin1 = p.PA0; // A4
     let mut adc4_pin2 = p.PA1; // A5
-    adc4.set_resolution(adc4::Resolution::BITS12);
-    adc4.set_averaging(adc4::Averaging::Samples256);
-    adc4.set_sample_time(adc4::SampleTime::CYCLES1_5);
+    adc4.set_resolution_adc4(adc4::Resolution::BITS12);
+    adc4.set_averaging_adc4(adc4::Averaging::Samples256);
     let max4 = adc4::resolution_to_max_count(adc4::Resolution::BITS12);
 
     // **** ADC4 blocking read ****
-    let raw: u16 = adc4.blocking_read(&mut adc4_pin1);
+    let raw: u16 = adc4.blocking_read(&mut adc4_pin1, adc4::SampleTime::CYCLES1_5);
     let volt: f32 = 3.0 * raw as f32 / max4 as f32;
     info!("Read adc4 pin 1 {}", volt);
 
-    let raw: u16 = adc4.blocking_read(&mut adc4_pin2);
+    let raw: u16 = adc4.blocking_read(&mut adc4_pin2, adc4::SampleTime::CYCLES1_5);
     let volt: f32 = 3.3 * raw as f32 / max4 as f32;
     info!("Read adc4 pin 2 {}", volt);
 
@@ -37,11 +62,14 @@ async fn main(_spawner: embassy_executor::Spawner) {
     // The channels must be in ascending order and can't repeat for ADC4
     adc4.read(
         p.GPDMA1_CH1.reborrow(),
-        [&mut degraded42, &mut degraded41].into_iter(),
+        [
+            (&mut degraded42, SampleTime::CYCLES12_5),
+            (&mut degraded41, SampleTime::CYCLES12_5),
+        ]
+        .into_iter(),
         &mut measurements,
     )
-    .await
-    .unwrap();
+    .await;
     let volt2: f32 = 3.3 * measurements[0] as f32 / max4 as f32;
     let volt1: f32 = 3.0 * measurements[1] as f32 / max4 as f32;
     info!("Async read 4 pin 1 {}", volt1);