From 56b433ef2756f0fdf7b0e92eaf9f6b16079b9268 Mon Sep 17 00:00:00 2001
From: iddq <iddq>
Date: Mon, 14 Nov 2022 12:09:55 +0100
Subject: [PATCH] setFrequency restarts the already running timer after
 chaniging the frequency.

---
 DueTimer.cpp | 7 +++++++
 DueTimer.h   | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/DueTimer.cpp b/DueTimer.cpp
index 1eacd72..2776868 100644
--- a/DueTimer.cpp
+++ b/DueTimer.cpp
@@ -127,6 +127,8 @@ DueTimer& DueTimer::start(double microseconds){
 	NVIC_EnableIRQ(Timers[timer].irq);
 	
 	TC_Start(Timers[timer].tc, Timers[timer].channel);
+	
+	_running = 1;
 
 	return *this;
 }
@@ -139,6 +141,8 @@ DueTimer& DueTimer::stop(void){
 	NVIC_DisableIRQ(Timers[timer].irq);
 	
 	TC_Stop(Timers[timer].tc, Timers[timer].channel);
+	
+	_running = 0;
 
 	return *this;
 }
@@ -237,6 +241,9 @@ DueTimer& DueTimer::setFrequency(double frequency){
 	// ... and disable all others.
 	t.tc->TC_CHANNEL[t.channel].TC_IDR=~TC_IER_CPCS;
 
+	if (_running)
+		start();
+
 	return *this;
 }
 
diff --git a/DueTimer.h b/DueTimer.h
index f0b54e6..d334287 100644
--- a/DueTimer.h
+++ b/DueTimer.h
@@ -44,6 +44,8 @@ class DueTimer
 	// Represents the timer id (index for the array of Timer structs)
 	const unsigned short timer;
 
+	int _running = 0;
+
 	// Stores the object timer frequency
 	// (allows to access current timer period and frequency):
 	static double _frequency[NUM_TIMERS];