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kPin.cpp
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kPin.cpp
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/*************************************************************
All the pins.
*************************************************************/
#include "Arduino.h"
#include "kPin.h"
uint8_t kPin::utils::maskToShifter(uint8_t mask){
for(unsigned int i = 0; i < 8; ++i){
if(mask & 1){
return i;
}
mask = mask >> 1;
}
return 0;
}
using namespace kPin;
/*
* PortID
*/
uint8_t PortID::port() const {
return mPortNumber;
}
int PortID::digitalRead() const {
reg_pin_t *blah = PIN();
return (*blah);
}
int PortID::digitalRead(uint8_t mask, uint8_t shift/*=0*/) {
// Read the masked bits. Use shift value to align the results to LSB end.
return (*(PIN()) & mask) >> shift;
}
void PortID::digitalWrite(uint8_t value) const {
*(PORT()) = value;
}
void PortID::digitalWrite(uint8_t value, uint8_t mask, uint8_t shift/*=0*/) {
// Write the value into the masked bits.
// Use shift to align value LSB with the start of the mask area.
*(PORT()) = (*(PORT()) & ~mask) | ((value << shift) & mask);
}
void PortID::EnablePCInterupt(uint8_t portMask) const {
switch (mPortNumber){
case PORT_B:
PCICR |= 0b00000001;
PCMSK0 |= portMask;
break;
case PORT_E:
case PORT_J:
PCICR |= 0b00000010;
PCMSK1 |= portMask;
break;
case PORT_K:
PCICR |= 0b00000100;
PCMSK2 |= portMask;
break;
default :
break;
};
}
void PortID::DisablePCInterupt(uint8_t portMask) const {
switch (mPortNumber){
case PORT_B:
PCMSK0 &= ~portMask;
if (PCMSK0 == 0) { PCICR &= ~0b00000001; };
break;
case PORT_E:
case PORT_J:
PCMSK1 &= ~portMask;
if (PCMSK1 == 0) { PCICR &= ~0b00000010; };
break;
case PORT_K:
PCMSK2 &= ~portMask;
if (PCMSK2 == 0) { PCICR &= ~0b00000100; };
break;
default :
break;
};
}
reg_ddr_t *PortID::DDR() const {
switch (mPortNumber){
case 1:
return &DDRA;
case 2:
return &DDRB;
case 3:
return &DDRC;
case 4:
return &DDRD;
case 5:
return &DDRE;
case 6:
return &DDRF;
case 7:
return &DDRG;
case 8:
return &DDRH;
case 10:
return &DDRJ;
case 11:
return &DDRK;
case 12:
return &DDRL;
default:
return nullptr;
}
}
reg_port_t *PortID::PORT() const {
switch (mPortNumber){
case 1:
return &PORTA;
case 2:
return &PORTB;
case 3:
return &PORTC;
case 4:
return &PORTD;
case 5:
return &PORTE;
case 6:
return &PORTF;
case 7:
return &PORTG;
case 8:
return &PORTH;
case 10:
return &PORTJ;
case 11:
return &PORTK;
case 12:
return &PORTL;
default:
return nullptr;
}
}
reg_pin_t *PortID::PIN() const {
switch (mPortNumber){
case 1:
return &PINA;
case 2:
return &PINB;
case 3:
return &PINC;
case 4:
return &PIND;
case 5:
return &PINE;
case 6:
return &PINF;
case 7:
return &PING;
case 8:
return &PINH;
case 10:
return &PINJ;
case 11:
return &PINK;
case 12:
return &PINL;
default:
return nullptr;
}
}
const PortID PinID::Port() const {
switch (digital_pin_to_port_PGM[mPin]){
case 1:
return PORT_A;
case 2:
return PORT_B;
case 3:
return PORT_C;
case 4:
return PORT_D;
case 5:
return PORT_E;
case 6:
return PORT_F;
case 7:
return PORT_G;
case 8:
return PORT_H;
case 10:
return PORT_J;
case 11:
return PORT_K;
case 12:
return PORT_L;
default:
break;
}
// DEBUG_PRINTLN("No port registered to this pin.");
exit(1);
}
/*
* PinID
*/
constexpr uint8_t PinID::pin() const {
return mPin;
}
void PinID::pinMode(int mode) const{
return ::pinMode(mPin, mode);
}
int PinID::digitalRead() const {
return ::digitalRead(mPin);
}
void PinID::digitalWrite(const int value) const{
return ::digitalWrite(mPin, value);
}
uint8_t PinID::PortMask() const {
return digitalPinToBitMask(mPin);
}
/*
* PinInt
*/
void PinInt::EnablePCInterupt() const {
uint8_t portMask = PortMask();
Port().EnablePCInterupt(portMask);
}
void PinInt::DisablePCInterupt() const {
uint8_t portMask = PortMask();
Port().DisablePCInterupt(portMask);
}