New pwmCycleTime different from sync0CycleTime

Firmware/include/StepGen.h

@@ -26,6 +26,7 @@ private:
 
 public:
     static uint32_t sync0CycleTime;
+    static uint32_t pwmCycleTime;
 
     StepGen(TIM_TypeDef *Timer, uint32_t timerChannel, PinName stepPin, uint8_t dirPin, void irq(void));
     void reqPos(double_t pos);