add 1-PWM support to atmega drivers

Author: Richard Unger

src/drivers/hardware_specific/atmega2560_mcu.cpp

@@ -25,6 +25,21 @@ void _pinHighFrequency(const int pin){
 }
 
 
+// function setting the high pwm frequency to the supplied pins
+// - Stepper motor - 2PWM setting
+// - hardware speciffic
+void* _configure1PWM(long pwm_frequency,const int pinA) {
+   //  High PWM frequency
+   // - always max 32kHz
+  _pinHighFrequency(pinA);
+  GenericDriverParams* params = new GenericDriverParams {
+    .pins = { pinA },
+    .pwm_frequency = pwm_frequency
+  };
+  return params;
+}
+
+
 // function setting the high pwm frequency to the supplied pins
 // - Stepper motor - 2PWM setting
 // - hardware speciffic
@@ -56,6 +71,14 @@ void* _configure3PWM(long pwm_frequency,const int pinA, const int pinB, const in
   return params;
 }
 
+// function setting the pwm duty cycle to the hardware
+// - Stepper motor - 2PWM setting
+// - hardware speciffic
+void _writeDutyCycle1PWM(float dc_a, void* params){
+  // transform duty cycle from [0,1] to [0,255]
+  analogWrite(((GenericDriverParams*)params)->pins[0], 255.0f*dc_a);
+}
+
 // function setting the pwm duty cycle to the hardware
 // - Stepper motor - 2PWM setting
 // - hardware speciffic

src/drivers/hardware_specific/atmega328_mcu.cpp

@@ -17,6 +17,20 @@ void _pinHighFrequency(const int pin){
 
 }
 
+// function setting the high pwm frequency to the supplied pins
+// - Stepper motor - 2PWM setting
+// - hardware speciffic
+// supports Arudino/ATmega328
+void* _configure1PWM(long pwm_frequency,const int pinA) {
+   //  High PWM frequency
+   // - always max 32kHz
+  _pinHighFrequency(pinA);
+  GenericDriverParams* params = new GenericDriverParams {
+    .pins = { pinA },
+    .pwm_frequency = pwm_frequency
+  };
+  return params;
+}
 // function setting the high pwm frequency to the supplied pins
 // - Stepper motor - 2PWM setting
 // - hardware speciffic
@@ -50,6 +64,18 @@ void* _configure3PWM(long pwm_frequency,const int pinA, const int pinB, const in
   return params;
 }
 
+
+
+
+// function setting the pwm duty cycle to the hardware
+// - Stepper motor - 2PWM setting
+// - hardware speciffic
+void _writeDutyCycle1PWM(float dc_a, void* params){
+  // transform duty cycle from [0,1] to [0,255]
+  analogWrite(((GenericDriverParams*)params)->pins[0], 255.0f*dc_a);
+}
+
+
 // function setting the pwm duty cycle to the hardware
 // - Stepper motor - 2PWM setting
 // - hardware speciffic

src/drivers/hardware_specific/atmega32u4_mcu.cpp

@@ -28,6 +28,20 @@ void _pinHighFrequency(const int pin){
 }
 
 
+// function setting the high pwm frequency to the supplied pins
+// - Stepper motor - 2PWM setting
+// - hardware speciffic
+void* _configure1PWM(long pwm_frequency,const int pinA) {
+   //  High PWM frequency
+   // - always max 32kHz
+  _pinHighFrequency(pinA);
+  GenericDriverParams* params = new GenericDriverParams {
+    .pins = { pinA },
+    .pwm_frequency = pwm_frequency
+  };
+  return params;
+}
+
 // function setting the high pwm frequency to the supplied pins
 // - Stepper motor - 2PWM setting
 // - hardware speciffic
@@ -59,6 +73,17 @@ void* _configure3PWM(long pwm_frequency,const int pinA, const int pinB, const in
   return params;
 }
 
+
+
+// function setting the pwm duty cycle to the hardware 
+// - Stepper motor - 2PWM setting
+// - hardware speciffic
+void _writeDutyCycle1PWM(float dc_a, void* params){
+  // transform duty cycle from [0,1] to [0,255]
+  analogWrite(((GenericDriverParams*)params)->pins[0], 255.0f*dc_a);
+}
+
+
 // function setting the pwm duty cycle to the hardware 
 // - Stepper motor - 2PWM setting
 // - hardware speciffic