From 02b08a5a43427de77c194849674d0da0de84e07d Mon Sep 17 00:00:00 2001
From: Daniel Nilsson <daniel.nilsson@dectron.se>
Date: Wed, 17 Sep 2025 20:52:40 +0200
Subject: stm32: add config to MCO to control the drive strength.

---
 examples/stm32h7/src/bin/camera.rs | 11 +++++++++--
 examples/stm32h7/src/bin/mco.rs    | 10 ++++++++--
 2 files changed, 17 insertions(+), 4 deletions(-)

(limited to 'examples/stm32h7/src/bin')

diff --git a/examples/stm32h7/src/bin/camera.rs b/examples/stm32h7/src/bin/camera.rs
index 8f2e265d6..039008d17 100644
--- a/examples/stm32h7/src/bin/camera.rs
+++ b/examples/stm32h7/src/bin/camera.rs
@@ -5,7 +5,7 @@ use embassy_executor::Spawner;
 use embassy_stm32::dcmi::{self, *};
 use embassy_stm32::gpio::{Level, Output, Speed};
 use embassy_stm32::i2c::I2c;
-use embassy_stm32::rcc::{Mco, Mco1Source, McoPrescaler};
+use embassy_stm32::rcc::{Mco, Mco1Source, McoConfig, McoPrescaler};
 use embassy_stm32::{bind_interrupts, i2c, peripherals, Config};
 use embassy_time::Timer;
 use ov7725::*;
@@ -48,7 +48,14 @@ async fn main(_spawner: Spawner) {
     let p = embassy_stm32::init(config);
 
     defmt::info!("Hello World!");
-    let mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, McoPrescaler::DIV3);
+
+    let mco_config = {
+        let mut config = McoConfig::default();
+        config.prescaler = McoPrescaler::DIV3;
+        config
+    };
+
+    let mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, mco_config);
 
     let mut led = Output::new(p.PE3, Level::High, Speed::Low);
     let cam_i2c = I2c::new(p.I2C1, p.PB8, p.PB9, Irqs, p.DMA1_CH1, p.DMA1_CH2, Default::default());
diff --git a/examples/stm32h7/src/bin/mco.rs b/examples/stm32h7/src/bin/mco.rs
index a6ee27625..cafcb90f6 100644
--- a/examples/stm32h7/src/bin/mco.rs
+++ b/examples/stm32h7/src/bin/mco.rs
@@ -4,7 +4,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::gpio::{Level, Output, Speed};
-use embassy_stm32::rcc::{Mco, Mco1Source, McoPrescaler};
+use embassy_stm32::rcc::{Mco, Mco1Source, McoConfig, McoPrescaler};
 use embassy_time::Timer;
 use {defmt_rtt as _, panic_probe as _};
 
@@ -15,7 +15,13 @@ async fn main(_spawner: Spawner) {
 
     let mut led = Output::new(p.PB14, Level::High, Speed::Low);
 
-    let _mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, McoPrescaler::DIV8);
+    let config = {
+        let mut config = McoConfig::default();
+        config.prescaler = McoPrescaler::DIV8;
+        config
+    };
+
+    let _mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, config);
 
     loop {
         info!("high");
-- 
cgit