Merge pull request stm32duino#2572 from fpistm/HT_FIX

fix(hardwaretimer): avoid glitch when PWM configuration changed

Author: fpistm

Diff for: keywords.txt

@@ -862,8 +862,7 @@ GPIO_PIN_14	LITERAL1
 GPIO_PIN_15	LITERAL1
 
 # HardwareTimer
-TIMER_DISABLED	LITERAL1
-TIMER_OUTPUT_COMPARE	LITERAL1
+TIMER_OUTPUT_DISABLED	LITERAL1
 TIMER_OUTPUT_COMPARE_ACTIVE	LITERAL1
 TIMER_OUTPUT_COMPARE_INACTIVE	LITERAL1
 TIMER_OUTPUT_COMPARE_TOGGLE	LITERAL1

Diff for: libraries/SrcWrapper/inc/HardwareTimer.h

@@ -36,9 +36,8 @@
 #define  TIMER_CHANNELS 4    // channel5 and channel 6 are not considered here has they don't have gpio output and they don't have interrupt
 
 typedef enum {
-  TIMER_DISABLED,                         // == TIM_OCMODE_TIMING           no output, useful for only-interrupt
+  TIMER_OUTPUT_DISABLED,                  // == TIM_OCMODE_TIMING           no output, useful for only-interrupt
   // Output Compare
-  TIMER_OUTPUT_COMPARE,                   // == Obsolete, use TIMER_DISABLED instead. Kept for compatibility reason
   TIMER_OUTPUT_COMPARE_ACTIVE,            // == TIM_OCMODE_ACTIVE           pin is set high when counter == channel compare
   TIMER_OUTPUT_COMPARE_INACTIVE,          // == TIM_OCMODE_INACTIVE         pin is set low when counter == channel compare
   TIMER_OUTPUT_COMPARE_TOGGLE,            // == TIM_OCMODE_TOGGLE           pin toggles when counter == channel compare
@@ -60,6 +59,10 @@ typedef enum {
   TIMER_NOT_USED = 0xFFFF  // This must be the last item of this enum
 } TimerModes_t;
 
+// Backward compatibility
+#define TIMER_DISABLED        TIMER_OUTPUT_DISABLED
+#define TIMER_OUTPUT_COMPARE  TIMER_OUTPUT_DISABLED
+
 typedef enum {
   TICK_FORMAT, // default
   MICROSEC_FORMAT,
@@ -177,10 +180,10 @@ class HardwareTimer {
 
     // The following function(s) are available for more advanced timer options
     TIM_HandleTypeDef *getHandle();  // return the handle address for HAL related configuration
-    int getChannel(uint32_t channel);
-    int getLLChannel(uint32_t channel);
-    int getIT(uint32_t channel);
-    int getAssociatedChannel(uint32_t channel);
+    uint32_t getChannel(uint32_t channel);
+    uint32_t getLLChannel(uint32_t channel);
+    uint32_t getIT(uint32_t channel);
+    uint32_t getAssociatedChannel(uint32_t channel);
 
   private:
     // Store for each channel if regular, complementary or both are used