fix #121 - add calls to Sensor::init()

Author: runger1101001

src/sensors/Encoder.cpp

@@ -205,6 +205,7 @@ void Encoder::init(){
   // change it if the mode is quadrature
   if(quadrature == Quadrature::ON) cpr = 4*cpr;
 
+  // we don't call Sensor::init() here because init is handled in Encoder class.
 }
 
 // function enabling hardware interrupts of the for the callback provided

src/sensors/HallSensor.cpp

@@ -166,6 +166,7 @@ void HallSensor::init(){
 
   pulse_timestamp = _micros();
 
+  // we don't call Sensor::init() here because init is handled in HallSensor class.
 }
 
 // function enabling hardware interrupts for the callback provided

src/sensors/MagneticSensorAnalog.cpp

@@ -24,6 +24,8 @@ MagneticSensorAnalog::MagneticSensorAnalog(uint8_t _pinAnalog, int _min_raw_coun
 
 void MagneticSensorAnalog::init(){
 	raw_count = getRawCount();
+
+  this->Sensor::init(); // call base class init
 }
 
 //  Shaft angle calculation

src/sensors/MagneticSensorI2C.cpp

@@ -64,6 +64,8 @@ void MagneticSensorI2C::init(TwoWire* _wire){
 
   // I2C communication begin
   wire->begin();
+
+  this->Sensor::init(); // call base class init
 }
 
 //  Shaft angle calculation

src/sensors/MagneticSensorPWM.cpp

@@ -27,6 +27,8 @@ void MagneticSensorPWM::init(){
     // initial hardware
     pinMode(pinPWM, INPUT);
     raw_count = getRawCount();
+    
+    this->Sensor::init(); // call base class init
 }
 
 // get current angle (rad)

src/sensors/MagneticSensorSPI.cpp

@@ -74,6 +74,8 @@ void MagneticSensorSPI::init(SPIClass* _spi){
 	// do any architectures need to set the clock divider for SPI? Why was this in the code?
   //spi->setClockDivider(SPI_CLOCK_DIV8);
 	digitalWrite(chip_select_pin, HIGH);
+
+  this->Sensor::init(); // call base class init
 }
 
 //  Shaft angle calculation