From 3f44e8208204e55d5d479e3b717b786b502987f3 Mon Sep 17 00:00:00 2001
From: Frederic Pillon <frederic.pillon@st.com>
Date: Tue, 19 Nov 2024 11:15:55 +0100
Subject: [PATCH] fix(timer): pause the channel before new PWM config

Signed-off-by: Frederic Pillon <frederic.pillon@st.com>
---
 libraries/SrcWrapper/src/HardwareTimer.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libraries/SrcWrapper/src/HardwareTimer.cpp b/libraries/SrcWrapper/src/HardwareTimer.cpp
index 7bb1da5dbf..ecaf44309b 100644
--- a/libraries/SrcWrapper/src/HardwareTimer.cpp
+++ b/libraries/SrcWrapper/src/HardwareTimer.cpp
@@ -936,6 +936,9 @@ void HardwareTimer::setPWM(uint32_t channel, uint32_t pin, uint32_t frequency, u
   */
 void HardwareTimer::setPWM(uint32_t channel, PinName pin, uint32_t frequency, uint32_t dutycycle, callback_function_t PeriodCallback, callback_function_t CompareCallback)
 {
+  if (isRunningChannel(channel)) {
+    pauseChannel(channel);
+  }
   setMode(channel, TIMER_OUTPUT_COMPARE_PWM1, pin);
   setOverflow(frequency, HERTZ_FORMAT);
   setCaptureCompare(channel, dutycycle, PERCENT_COMPARE_FORMAT);