value_t Device::getValue(){
if(sensor){
return currentValue; // return last filtered value... (see: hasChanged)
}else{
if(type == Device::DIGITAL){
uint8_t value = _digitalRead(pin);
if(inverted) value = ! value;
return value;
}else if(type == Device::BOARD){
return 0;
}else{
return _analogRead(pin);
}
}
}
// FOR SENSOR device...
bool Device::hasChanged(){
value_t v = 0;
if(type == Device::DIGITAL){
v = _digitalRead(pin); // READ and Invert state because (sensor) is a INPUT_PULLUP
if(inverted) v = !v;
}else{
v = _analogRead(pin);
//if(currentValue != v){
// call analog filter...
//}
}
// check if has changed
if(currentValue != v){
currentValue = v;
return true;
}
return false;
}
/**********************************************************************
* @brief read logic level on input pin
*
* @param PIN selected pin (see pin mapping above)
* @return uint8_t logic level
**********************************************************************/
uint8_t digitalRead(uint8_t PIN)
{
return (uint8_t) _digitalRead(getGPIOPortPointer(PIN),digitalPinToGPIOPin(PIN));
}
int Digital::digitalRead(){
if(_digitalMode==DIGITAL_MODE_NULL) return 0;
if(_digitalMode==DIGITAL_MODE_IN||_digitalMode==DIGITAL_MODE_PULLUP||_digitalMode==DIGITAL_MODE_PULLDOWN)return _digitalRead();
else return _digitalWrite();
}
