/*
 * digitalWriteFast.h
 *
 * Optimized digital functions for AVR microcontrollers
 * by Watterott electronic (www.watterott.com)
 * based on https://code.google.com/p/digitalwritefast
 *
 * License: BSD 3-Clause License (https://opensource.org/licenses/BSD-3-Clause)
 */

#ifndef __digitalWriteFast_h_
#define __digitalWriteFast_h_ 1

//#define SANGUINO_PINOUT // define for Sanguino pinout

// general macros/defines
#if !defined(BIT_READ)
# define BIT_READ(value, bit)            ((value) &   (1UL << (bit)))
#endif
#if !defined(BIT_SET)
# define BIT_SET(value, bit)             ((value) |=  (1UL << (bit)))
#endif
#if !defined(BIT_CLEAR)
# define BIT_CLEAR(value, bit)           ((value) &= ~(1UL << (bit)))
#endif
#if !defined(BIT_WRITE)
# define BIT_WRITE(value, bit, bitvalue) (bitvalue ? BIT_SET(value, bit) : BIT_CLEAR(value, bit))
#endif

// --- Arduino Mega and ATmega128x/256x based boards ---
#if (defined(ARDUINO_AVR_MEGA) || \
       defined(ARDUINO_AVR_MEGA1280) || \
       defined(ARDUINO_AVR_MEGA2560) || \
       defined(__AVR_ATmega1280__) || \
       defined(__AVR_ATmega1281__) || \
       defined(__AVR_ATmega2560__) || \
       defined(__AVR_ATmega2561__))

#define __digitalPinToPortReg(P) \
(((P) >= 22 && (P) <= 29) ? &PORTA : \
((((P) >= 10 && (P) <= 13) || ((P) >= 50 && (P) <= 53)) ? &PORTB : \
(((P) >= 30 && (P) <= 37) ? &PORTC : \
((((P) >= 18 && (P) <= 21) || (P) == 38) ? &PORTD : \
((((P) <= 3) || (P) == 5) ? &PORTE : \
(((P) >= 54 && (P) <= 61) ? &PORTF : \
((((P) >= 39 && (P) <= 41) || (P) == 4) ? &PORTG : \
((((P) >= 6 && (P) <= 9) || (P) == 16 || (P) == 17) ? &PORTH : \
(((P) == 14 || (P) == 15) ? &PORTJ : \
(((P) >= 62 && (P) <= 69) ? &PORTK : &PORTL))))))))))

#define __digitalPinToDDRReg(P) \
(((P) >= 22 && (P) <= 29) ? &DDRA : \
((((P) >= 10 && (P) <= 13) || ((P) >= 50 && (P) <= 53)) ? &DDRB : \
(((P) >= 30 && (P) <= 37) ? &DDRC : \
((((P) >= 18 && (P) <= 21) || (P) == 38) ? &DDRD : \
((((P) <= 3) || (P) == 5) ? &DDRE : \
(((P) >= 54 && (P) <= 61) ? &DDRF : \
((((P) >= 39 && (P) <= 41) || (P) == 4) ? &DDRG : \
((((P) >= 6 && (P) <= 9) || (P) == 16 || (P) == 17) ? &DDRH : \
(((P) == 14 || (P) == 15) ? &DDRJ : \
(((P) >= 62 && (P) <= 69) ? &DDRK : &DDRL))))))))))

#define __digitalPinToPINReg(P) \
(((P) >= 22 && (P) <= 29) ? &PINA : \
((((P) >= 10 && (P) <= 13) || ((P) >= 50 && (P) <= 53)) ? &PINB : \
(((P) >= 30 && (P) <= 37) ? &PINC : \
((((P) >= 18 && (P) <= 21) || (P) == 38) ? &PIND : \
((((P) <= 3) || (P) == 5) ? &PINE : \
(((P) >= 54 && (P) <= 61) ? &PINF : \
((((P) >= 39 && (P) <= 41) || (P) == 4) ? &PING : \
((((P) >= 6 && (P) <= 9) || (P) == 16 || (P) == 17) ? &PINH : \
(((P) == 14 || (P) == 15) ? &PINJ : \
(((P) >= 62 && (P) <= 69) ? &PINK : &PINL))))))))))

#define __digitalPinToBit(P) \
(((P) >=  7 && (P) <=  9) ? (P) - 3 : \
(((P) >= 10 && (P) <= 13) ? (P) - 6 : \
(((P) >= 22 && (P) <= 29) ? (P) - 22 : \
(((P) >= 30 && (P) <= 37) ? 37 - (P) : \
(((P) >= 39 && (P) <= 41) ? 41 - (P) : \
(((P) >= 42 && (P) <= 49) ? 49 - (P) : \
(((P) >= 50 && (P) <= 53) ? 53 - (P) : \
(((P) >= 54 && (P) <= 61) ? (P) - 54 : \
(((P) >= 62 && (P) <= 69) ? (P) - 62 : \
(((P) == 0 || (P) == 15 || (P) == 17 || (P) == 21) ? 0 : \
(((P) == 1 || (P) == 14 || (P) == 16 || (P) == 20) ? 1 : \
(((P) == 19) ? 2 : \
(((P) == 5 || (P) == 6 || (P) == 18) ? 3 : \
(((P) == 2) ? 4 : \
(((P) == 3 || (P) == 4) ? 5 : 7)))))))))))))))


// --- Arduino MightyCore standard pinout ---
#elif (defined(__AVR_ATmega1284P__) || \
       defined(__AVR_ATmega1284__)  || \
       defined(__AVR_ATmega644P__)  || \
       defined(__AVR_ATmega644A__)  || \
       defined(__AVR_ATmega644__)   || \
       defined(__AVR_ATmega324PB__) || \
       defined(__AVR_ATmega324PA__) || \
       defined(__AVR_ATmega324P__)  || \
       defined(__AVR_ATmega324A__)  || \
       defined(__AVR_ATmega164P__)  || \
       defined(__AVR_ATmega164A__)  || \
       defined(__AVR_ATmega32__)    || \
       defined(__AVR_ATmega16__)    || \
       defined(__AVR_ATmega8535__))  && \
      !defined(BOBUINO_PINOUT)

#if defined(__AVR_ATmega324PB__)
#define __digitalPinToPortReg(P) \
(((P) <= 7) ? &PORTB : (((P) >= 8 && (P) <= 15) ? &PORTD : (((P) >= 16 && (P) <= 23) ? &PORTC : (((P) >= 24 && (P) <= 31) ? &PORTA : &PORTE))))
#define __digitalPinToDDRReg(P) \
(((P) <= 7) ? &DDRB : (((P) >= 8 && (P) <= 15) ? &DDRD : (((P) >= 16 && (P) <= 23) ? &DDRC : (((P) >= 24 && (P) <= 31) ? &DDRA : &DDRE))))
#define __digitalPinToPINReg(P) \
(((P) <= 7) ? &PINB : (((P) >= 8 && (P) <= 15) ? &PIND : (((P) >= 16 && (P) <= 23) ? &PINC : (((P) >= 24 && (P) <= 31) ? &PINA : &PINE))))
# if defined(SANGUINO_PINOUT)
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 15) ? (P) - 8 : (((P) >= 16 && (P) <= 23) ? (P) - 16 : (((P) >= 16 && (P) <= 23) ? (7 - ((P) - 24)) : (P) - 32))))
# else //MightyCore Pinout
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 15) ? (P) - 8 : (((P) >= 16 && (P) <= 23) ? (P) - 16 : (((P) >= 16 && (P) <= 23) ? (P) - 24 : (P) - 32))))
# endif
#elif defined(PORTA)
#define __digitalPinToPortReg(P) \
(((P) <= 7) ? &PORTB : (((P) >= 8 && (P) <= 15) ? &PORTD : (((P) >= 16 && (P) <= 23) ? &PORTC : &PORTA)))
#define __digitalPinToDDRReg(P) \
(((P) <= 7) ? &DDRB : (((P) >= 8 && (P) <= 15) ? &DDRD : (((P) >= 16 && (P) <= 23) ? &DDRC : &DDRA)))
#define __digitalPinToPINReg(P) \
(((P) <= 7) ? &PINB : (((P) >= 8 && (P) <= 15) ? &PIND : (((P) >= 16 && (P) <= 23) ? &PINC : &PINA)))
# if defined(SANGUINO_PINOUT)
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 15) ? (P) - 8 : (((P) >= 16 && (P) <= 23) ? (P) - 16 : (7 - ((P) - 24)))))
# else //MightyCore Pinout
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 15) ? (P) - 8 : (((P) >= 16 && (P) <= 23) ? (P) - 16 : (P) - 24)))
# endif
#else
#define __digitalPinToPortReg(P) \
(((P) <= 7) ? &PORTB : (((P) >= 8 && (P) <= 15) ? &PORTD : &PORTC))
#define __digitalPinToDDRReg(P) \
(((P) <= 7) ? &DDRB : (((P) >= 8 && (P) <= 15) ? &DDRD : &DDRC))
#define __digitalPinToPINReg(P) \
(((P) <= 7) ? &PINB : (((P) >= 8 && (P) <= 15) ? &PIND : &PINC))
# if defined(SANGUINO_PINOUT)
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 15) ? (P) - 8 : (((P) >= 16 && (P) <= 23) ? (P) - 16 : (7 - ((P) - 24)))))
# else //MightyCore Pinout
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 15) ? (P) - 8 : (((P) >= 16 && (P) <= 23) ? (P) - 16 : (P) - 24)))
# endif
#endif


// --- Arduino Leonardo and ATmega16U4/32U4 based boards ---
#elif (defined(ARDUINO_AVR_LEONARDO) || \
       defined(__AVR_ATmega16U4__) || \
       defined(__AVR_ATmega32U4__))
#  if defined(TEENSYDUINO)

#define __digitalPinToPortReg(P) \
((((P) <= 4) || ((P) >= 13 && (P) <= 15)) ? &PORTB : (((P) == 9 || (P) == 10) ? &PORTC : (((P) >= 16 && (P) <= 21)) ? &PORTF : &PORTD))
#define __digitalPinToDDRReg(P) \
((((P) <= 4) || ((P) >= 13 && (P) <= 15)) ? &DDRB : (((P) == 9 || (P) == 10) ? &DDRC : (((P) >= 16 && (P) <= 21)) ? &DDRF : &DDRD))
#define __digitalPinToPINReg(P) \
((((P) <= 4) || ((P) >= 13 && (P) <= 15)) ? &PINB : (((P) == 9 || (P) == 10) ? &PINC : (((P) >= 16 && (P) <= 21)) ? &PINF : &PIND))
#define __digitalPinToBit(P) \
(((P) <= 3) ? (P) : \
(((P) == 4 || (P) == 12) ? 7 : \
(((P) <= 8) ? (P) - 5 : \
(((P) <= 10) ? (P) - 3 : \
(((P) == 11) ? 6 : \
(((P) <= 15) ? (P) - 9 : \
(((P) <= 19) ? 23 - (P) : \
(((P) <= 21) ? 21 - (P) : (P) - 18))))))))
#  else

#define __digitalPinToPortReg(P) \
((((P) <= 4) || (P) == 6 || (P) == 12 || (P) == 24 || (P) == 25 || (P) == 29) ? &PORTD : (((P) == 5 || (P) == 13) ? &PORTC : (((P) >= 18 && (P) <= 23)) ? &PORTF : (((P) == 7) ? &PORTE : &PORTB)))
#define __digitalPinToDDRReg(P) \
((((P) <= 4) || (P) == 6 || (P) == 12 || (P) == 24 || (P) == 25 || (P) == 29) ? &DDRD : (((P) == 5 || (P) == 13) ? &DDRC : (((P) >= 18 && (P) <= 23)) ? &DDRF : (((P) == 7) ? &DDRE : &DDRB)))
#define __digitalPinToPINReg(P) \
((((P) <= 4) || (P) == 6 || (P) == 12 || (P) == 24 || (P) == 25 || (P) == 29) ? &PIND : (((P) == 5 || (P) == 13) ? &PINC : (((P) >= 18 && (P) <= 23)) ? &PINF : (((P) == 7) ? &PINE : &PINB)))
#define __digitalPinToBit(P) \
(((P) >= 8 && (P) <= 11) ? (P) - 4 : \
(((P) >= 18 && (P) <= 21) ? 25 - (P) : \
(((P) == 0) ? 2 : (((P) == 1) ? 3 : (((P) == 2) ? 1 : (((P) == 3) ? 0 : (((P) == 4) ? 4 : (((P) == 6) ? 7 : (((P) == 13) ? 7 : \
(((P) == 14) ? 3 : (((P) == 15) ? 1 : (((P) == 16) ? 2 : (((P) == 17) ? 0 : (((P) == 22) ? 1 : (((P) == 23) ? 0 : \
(((P) == 24) ? 4 : (((P) == 25) ? 7 : (((P) == 26) ? 4 : (((P) == 27) ? 5 : 6 )))))))))))))))))))
#  endif

// --- Arduino Uno and ATmega168/328 based boards ---
#elif (defined(ARDUINO_AVR_UNO) || \
       defined(ARDUINO_AVR_DUEMILANOVE) || \
       defined(__AVR_ATmega8__) || \
       defined(__AVR_ATmega48__) || \
       defined(__AVR_ATmega48P__) || \
       defined(__AVR_ATmega48PB__) || \
       defined(__AVR_ATmega88P__) || \
       defined(__AVR_ATmega88PB__) || \
       defined(__AVR_ATmega168__) || \
       defined(__AVR_ATmega168PA__) || \
       defined(__AVR_ATmega168PB__) || \
       defined(__AVR_ATmega328__) || \
       defined(__AVR_ATmega328P__) || \
       defined(__AVR_ATmega328PB__))

#if defined(__AVR_ATmega48PB__) || defined(__AVR_ATmega88PB__) || defined(__AVR_ATmega168PB__) || defined(__AVR_ATmega328PB__)
#define __digitalPinToPortReg(P) \
(((P) <= 7) ? &PORTD : (((P) >= 8 && (P) <= 13) ? &PORTB : (((P) >= 14 && (P) <= 19) ? &PORTC : &PORTE)))
#define __digitalPinToDDRReg(P) \
(((P) <= 7) ? &DDRD : (((P) >= 8 && (P) <= 13) ? &DDRB : (((P) >= 14 && (P) <= 19) ? &DDRC : &DDRE)))
#define __digitalPinToPINReg(P) \
(((P) <= 7) ? &PIND : (((P) >= 8 && (P) <= 13) ? &PINB : (((P) >= 14 && (P) <= 19) ? &PINC : &PINE)))
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 13) ? (P) - 8 : (((P) >= 14 && (P) <= 19) ? (P) - 14 : (((P) >= 20 && (P) <= 21) ? (P) - 18 : (P) - 22))))
#else
#define __digitalPinToPortReg(P) \
(((P) <= 7) ? &PORTD : (((P) >= 8 && (P) <= 13) ? &PORTB : &PORTC))
#define __digitalPinToDDRReg(P) \
(((P) <= 7) ? &DDRD : (((P) >= 8 && (P) <= 13) ? &DDRB : &DDRC))
#define __digitalPinToPINReg(P) \
(((P) <= 7) ? &PIND : (((P) >= 8 && (P) <= 13) ? &PINB : &PINC))
#define __digitalPinToBit(P) \
(((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 13) ? (P) - 8 : (P) - 14))
#endif

// --- Arduino Uno WiFi Rev 2, Nano Every ---
#elif defined(__AVR_ATmega4809__)

#define __digitalPinToPortReg(P) \
(((P) == 2 || (P) == 7 ) ? &VPORTA.OUT : ((P) == 5 || (P) == 9 || (P) == 10) ? &VPORTB.OUT : ((P) == 4) ? &VPORTC.OUT : (((P) >= 14 && (P) <= 17) || (P) == 20 || (P) == 21) ? &VPORTD.OUT : ((P) == 8 || (P) == 11 || (P) == 12 || (P) == 13) ? &VPORTE.OUT : &VPORTF.OUT)
#define __digitalPinToDDRReg(P) \
(((P) == 2 || (P) == 7 ) ? &VPORTA.DIR : ((P) == 5 || (P) == 9 || (P) == 10) ? &VPORTB.DIR : ((P) == 4) ? &VPORTC.DIR : (((P) >= 14 && (P) <= 17) || (P) == 20 || (P) == 21) ? &VPORTD.DIR : ((P) == 8 || (P) == 11 || (P) == 12 || (P) == 13) ? &VPORTE.DIR : &VPORTF.DIR)
#define __digitalPinToPINReg(P) \
(((P) == 2 || (P) == 7 ) ? &VPORTA.IN : ((P) == 5 || (P) == 9 || (P) == 10) ? &VPORTB.IN : ((P) == 4) ? &VPORTC.IN : (((P) >= 14 && (P) <= 17) || (P) == 20 || (P) == 21) ? &VPORTD.IN : ((P) == 8 || (P) == 11 || (P) == 12 || (P) == 13) ? &VPORTE.IN : &VPORTF.IN)
#define __digitalPinToBit(P) \
(((P) == 2 || (P) == 9 || (P) == 11 || (P) == 17) ? 0 : ((P) == 7 || (P) == 10 || (P) == 12 || (P) == 16) ? 1 : ((P) == 5 || (P) == 13 || (P) == 15 || (P) == 18) ? 2 : ((P) == 9 || (P) == 14 || (P) == 19) ? 3 : ((P) == 6 || (P) == 20) ? 4 : ((P) == 3 || (P) == 21) ? 5 :  6 )


// TinyCore
// https://raw.githubusercontent.com/xukangmin/TinyCore/master/avr/package/package_tinycore_index.json
// https://docs.tinycore.dev/en/latest/
#elif  defined(__AVR_ATtiny1616__) || defined(__AVR_ATtiny3216__) || defined(__AVR_ATtiny3217__)
#define __digitalPinToPortReg(P) ((P) <= 5 ? &VPORTB.OUT : ((P) <= 9 ? &VPORTC.OUT : ((P) <= 16 ? &VPORTA.OUT : ((P) <= 18 ? &VPORTB.OUT : &VPORTC.OUT))))
#define __digitalPinToDDRReg(P) ((P) <= 5 ? &VPORTB.DIR : ((P) <= 9 ? &VPORTC.DIR : ((P) <= 16 ? &VPORTA.DIR : ((P) <= 18 ? &VPORTB.DIR : &VPORTC.DIR))))
#define __digitalPinToPINReg(P) ((P) <= 5 ? &VPORTB.IN : ((P) <= 9 ? &VPORTC.IN : ((P) <= 16 ? &VPORTA.IN : ((P) <= 18 ? &VPORTB.IN : &VPORTC.IN))))
#define __digitalPinToBit(P) ( (P) <= 3 ? (3 - P) : ((P) <= 5 ? (P) : ((P) <= 9 ? (P - 6) : ((P) <= 16 ? ((P) - 9) : ((P) <= 18 ? ((P) - 11) : ((P) - 15))))) )

#elif defined(__AVR_ATtiny1614__)
#define __digitalPinToPortReg(P) ((P) <= 3 ? &VPORTA.OUT : ((P) <= 7 ? &VPORTB.OUT : &VPORTA.OUT))
#define __digitalPinToDDRReg(P) ((P) <= 3 ? &VPORTA.DIR : ((P) <= 7 ? &VPORTB.DIR : &VPORTA.DIR))
#define __digitalPinToPINReg(P) ((P) <= 3 ? &VPORTA.IN : ((P) <= 7 ? &VPORTB.IN : &VPORTA.IN))
#define __digitalPinToBit(P) ( (P) <= 3 ? (P + 4) : ((P) <= 7 ? (7 - P) : ((P) <= 10 ? (P - 7) : (P) - 11)) )

#elif  defined(__AVR_ATtiny816__)
// https://github.com/Arduino-IRremote/Arduino-IRremote/discussions/1029
#define __digitalPinToPortReg(P) ((P) <= 3 ? &VPORTA.OUT : ((P) <= 9 ? &VPORTB.OUT : ((P) <= 13 ? &VPORTC.OUT : ((P) <= 17 ? &VPORTA.OUT : &VPORTC.OUT))))
#define __digitalPinToDDRReg(P) ((P) <= 3 ? &VPORTA.DIR : ((P) <= 9 ? &VPORTB.DIR : ((P) <= 13 ? &VPORTC.DIR : ((P) <= 17 ? &VPORTA.DIR : &VPORTC.DIR))))
#define __digitalPinToPINReg(P) ((P) <= 3 ? &VPORTA.IN : ((P) <= 9 ? &VPORTB.IN : ((P) <= 13 ? &VPORTC.IN : ((P) <= 17 ? &VPORTA.IN : &VPORTC.IN))))
#define __digitalPinToBit(P) ( (P) <= 3 ? (P + 4) : ((P) <= 9 ? (9 - P) : ((P) <= 13 ? (P - 10) : ((P) <= 16 ? (P - 13) : ((P) - 17)))) )

// --- ATtinyX5 ---
#elif defined(__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
// we have only PORTB
#define __digitalPinToPortReg(P) (&PORTB)
#define __digitalPinToDDRReg(P)  (&DDRB)
#define __digitalPinToPINReg(P)  (&PINB)
#define __digitalPinToBit(P)     (((P) <= 7) ? (P) : (((P) >= 8 && (P) <= 13) ? (P) - 8 : (P) - 14))


// --- ATtiny88 ---
#elif defined(__AVR_ATtiny88__)
# if defined(ARDUINO_AVR_DIGISPARKPRO)
#define __digitalPinToPortReg(P) ((P) <= 7 ? &PORTD : ((P) <= 14 ? &PORTB : ((P) <= 18 ? &PORTA : &PORTC)))
#define __digitalPinToDDRReg(P)  ((P) <= 7 ? &DDRD : ((P) <= 14 ? &DDRB : ((P) <= 18 ? &DDRA : &DDRC)))
#define __digitalPinToPINReg(P)  ((P) <= 7 ? &PIND : ((P) <= 14 ? &PINB : ((P) <= 18 ? &PINA : &PINC)))
#define __digitalPinToBit(P) ( (P) <= 7 ? (P) : ((P) <= 13 ? ((P) - 8) : ((P) == 14 ? 7 : ((P) <= 16 ? ((P) - 14) : ((P) <= 18 ? ((P) - 17) : ((P) == 25 ? 7 : ((P) - 19)))))) )
# else
#define __digitalPinToPortReg(P) ((P) <= 7 ? &PORTD : ((P) <= 15 ? &PORTB : ((P) <= 22 ? &PORTC : ((P) <= 26 ? &PORTA : &PORTC))))
#define __digitalPinToDDRReg(P) ((P) <= 7 ? &DDRD : ((P) <= 15 ? &DDRB : ((P) <= 22 ? &DDRC : ((P) <= 26 ? &DDRA : &DDRC))))
#define __digitalPinToPINReg(P) ((P) <= 7 ? &PIND : ((P) <= 15 ? &PINB : ((P) <= 22 ? &PINC : ((P) <= 26 ? &PINA : &PINC))))
#define __digitalPinToBit(P) ((P) <= 15 ? ((P) & 0x7) : ((P) == 16 ? (7) : ((P) <= 22 ? ((P) - 17) : ((P) == 27 ? (6) : ((P) - 23)))))
# endif


// --- ATtinyX4 + ATtinyX7 ---
#elif  defined(__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__) \
    || defined(__AVR_ATtiny441__) || defined(__AVR_ATtiny841__) || defined(__AVR_ATtiny87__) || defined(__AVR_ATtiny167__)
# if defined(ARDUINO_AVR_DIGISPARKPRO) || PIN_PA7 == 5
// Strange enumeration of pins on Digispark board and core library
#define __digitalPinToPortReg(P) (((P) <= 4) ? &PORTB : &PORTA)
#define __digitalPinToDDRReg(P)  (((P) <= 4) ? &DDRB : &DDRA)
#define __digitalPinToPINReg(P)  (((P) <= 4) ? &PINB : &PINA)
#define __digitalPinToBit(P)     (((P) <= 2) ? (P) : (((P) == 3) ? 6 : (((P) == 4) ? 3 : (((P) == 5) ? 7 : (P) - 6 ))))
# else
// ATtinyX4: PORTA for 0 to 7, PORTB for 8 to 11
// ATtinyX7: PORTA for 0 to 7, PORTB for 8 to 15
#define __digitalPinToPortReg(P) (((P) <= 7) ? &PORTA : &PORTB)
#define __digitalPinToDDRReg(P)  (((P) <= 7) ? &DDRA : &DDRB)
#define __digitalPinToPINReg(P)  (((P) <= 7) ? &PINA : &PINB)
#  if  defined(__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny441__) || defined(__AVR_ATtiny841__)
// https://github.com/SpenceKonde/ATTinyCore/blob/v2.0.0-devThis-is-the-head-submit-PRs-against-this/avr/variants/tinyx41_cw/pins_arduino.h#L334
// Clockwise layout
#define __digitalPinToBit(P)     (((P) <= 7) ? (P) : ((P) == 11 ? (3) : 10 - (P)))
#  endif
#define __digitalPinToBit(P)     (((P) <= 7) ? (P) : (P) - 8 )
# endif

#endif


void NonConstantsUsedForPinModeFast( void )  __attribute__ (( error("Parameter for pinModeFast() function is not constant") ));
void NonConstantsUsedForDigitalWriteFast( void )  __attribute__ (( error("Parameter for digitalWriteFast() function is not constant") ));
void NonConstantsUsedForDigitalToggleFast( void )  __attribute__ (( error("Parameter for digitalToggleFast() function is not constant") ));
int NonConstantsUsedForDigitalReadFast( void )  __attribute__ (( error("Parameter for digitalReadFast() function is not constant") ));

#if !defined(digitalWriteFast)
#  if (defined(__AVR__) || defined(ARDUINO_ARCH_AVR)) && defined(__digitalPinToPortReg)
#    if defined(THROW_ERROR_IF_NOT_FAST)
#define digitalWriteFast(P, V) \
if (__builtin_constant_p(P)) { \
  BIT_WRITE(*__digitalPinToPortReg(P), __digitalPinToBit(P), (V)); \
} else { \
    NonConstantsUsedForDigitalWriteFast(); \
}
#    else
#define digitalWriteFast(P, V) \
if (__builtin_constant_p(P)) { \
  BIT_WRITE(*__digitalPinToPortReg(P), __digitalPinToBit(P), (V)); \
} else { \
  digitalWrite((P), (V)); \
}
#    endif // defined(THROW_ERROR_IF_NOT_FAST)
#  else
#define digitalWriteFast digitalWrite
#  endif
#endif

#if !defined(pinModeFast)
#  if (defined(__AVR__) || defined(ARDUINO_ARCH_AVR)) && defined(__digitalPinToPortReg)
#    if defined(THROW_ERROR_IF_NOT_FAST)
#define pinModeFast(P, V) \
if (__builtin_constant_p(P) && __builtin_constant_p(V)) { \
  if (V == INPUT_PULLUP) {\
    BIT_CLEAR(*__digitalPinToDDRReg(P), __digitalPinToBit(P)); \
    BIT_SET(*__digitalPinToPortReg(P), __digitalPinToBit(P)); \
  } else { \
    BIT_WRITE(*__digitalPinToDDRReg(P), __digitalPinToBit(P), (V)); \
  } \
} else { \
    NonConstantsUsedForPinModeFast(); \
}
#    else
#define pinModeFast(P, V) \
if (__builtin_constant_p(P) && __builtin_constant_p(V)) { \
  if (V == INPUT_PULLUP) {\
    BIT_CLEAR(*__digitalPinToDDRReg(P), __digitalPinToBit(P)); \
    BIT_SET(*__digitalPinToPortReg(P), __digitalPinToBit(P)); \
  } else { \
    BIT_WRITE(*__digitalPinToDDRReg(P), __digitalPinToBit(P), (V)); \
  } \
} else { \
  pinMode((P), (V)); \
}
#    endif // defined(THROW_ERROR_IF_NOT_FAST)
#  else
#define pinModeFast pinMode
#  endif
#endif // !defined(pinModeFast)

#if !defined(digitalReadFast)
#  if (defined(__AVR__) || defined(ARDUINO_ARCH_AVR)) && defined(__digitalPinToPINReg)
#    if defined(THROW_ERROR_IF_NOT_FAST)
#define digitalReadFast(P) ( (int) __digitalReadFast((P)) )
// since we have return values, it is easier to implement it by ?:
#define __digitalReadFast(P ) \
  (__builtin_constant_p(P) ) ? \
  (( BIT_READ(*__digitalPinToPINReg(P), __digitalPinToBit(P))) ? HIGH:LOW ) : \
  NonConstantsUsedForDigitalReadFast()
#    else
#define digitalReadFast(P) ( (int) __digitalReadFast((P)) )
// since we have return values, it is easier to implement it by ?:
#define __digitalReadFast(P ) \
  (__builtin_constant_p(P) ) ? \
  (( BIT_READ(*__digitalPinToPINReg(P), __digitalPinToBit(P))) ? HIGH:LOW ) : \
  digitalRead((P))
#    endif // defined(THROW_ERROR_IF_NOT_FAST)
#  else
#define digitalReadFast digitalRead
#  endif
#endif // !defined(digitalReadFast)

#if !defined(digitalToggleFast)
#  if (defined(__AVR__) || defined(ARDUINO_ARCH_AVR)) && defined(__digitalPinToPINReg)
#    if defined(THROW_ERROR_IF_NOT_FAST)
#define digitalToggleFast(P) \
if (__builtin_constant_p(P)) { \
  BIT_SET(*__digitalPinToPINReg(P), __digitalPinToBit(P)); \
} else { \
    NonConstantsUsedForDigitalToggleFast(); \
}
#    else
#define digitalToggleFast(P) \
if (__builtin_constant_p(P)) { \
  BIT_SET(*__digitalPinToPINReg(P), __digitalPinToBit(P)); \
} else { \
  digitalWrite(P, ! digitalRead(P)); \
}
#    endif // defined(THROW_ERROR_IF_NOT_FAST)
#  else
#define digitalToggleFast(P) digitalWrite(P, ! digitalRead(P))
#  endif
#endif // !defined(digitalToggleFast)

#endif //__digitalWriteFast_h_
