From c7baecc1f62e8a98ce1cc13a5a5df8359d83f54e Mon Sep 17 00:00:00 2001 From: Cristian Maglie Date: Sat, 28 Sep 2013 21:11:33 +0200 Subject: Added pinToInterrupt() variant macro (Paul Stoffregen) --- variants/leonardo/pins_arduino.h | 2 ++ variants/mega/pins_arduino.h | 4 +++- variants/standard/pins_arduino.h | 2 ++ 3 files changed, 7 insertions(+), 1 deletion(-) diff --git a/variants/leonardo/pins_arduino.h b/variants/leonardo/pins_arduino.h index 2c7f837..a0e1594 100644 --- a/variants/leonardo/pins_arduino.h +++ b/variants/leonardo/pins_arduino.h @@ -132,6 +132,8 @@ static const uint8_t A11 = 29; // D12 extern const uint8_t PROGMEM analog_pin_to_channel_PGM[]; #define analogPinToChannel(P) ( pgm_read_byte( analog_pin_to_channel_PGM + (P) ) ) +#define digitalPinToInterrupt(p) ((p) == 0 ? 2 : ((p) == 1 ? 3 : ((p) == 2 ? 1 : ((p) == 3 ? 0 : ((p) == 7 ? 4 : -1))))) + #ifdef ARDUINO_MAIN // On the Arduino board, digital pins are also used diff --git a/variants/mega/pins_arduino.h b/variants/mega/pins_arduino.h index 5a9b4cb..47151d4 100644 --- a/variants/mega/pins_arduino.h +++ b/variants/mega/pins_arduino.h @@ -83,6 +83,8 @@ static const uint8_t A15 = 69; ( (((p) >= 62) && ((p) <= 69)) ? ((p) - 62) : \ 0 ) ) ) ) ) ) +#define digitalPinToInterrupt(p) ((p) == 2 ? 0 : ((p) == 3 ? 1 : ((p) >= 18 && (p) <= 21 ? 23 - (p) : -1))) + #ifdef ARDUINO_MAIN const uint16_t PROGMEM port_to_mode_PGM[] = { @@ -360,4 +362,4 @@ const uint8_t PROGMEM digital_pin_to_timer_PGM[] = { #endif -#endif \ No newline at end of file +#endif diff --git a/variants/standard/pins_arduino.h b/variants/standard/pins_arduino.h index 30b4266..7923b03 100644 --- a/variants/standard/pins_arduino.h +++ b/variants/standard/pins_arduino.h @@ -60,6 +60,8 @@ static const uint8_t A7 = 21; #define digitalPinToPCMSK(p) (((p) <= 7) ? (&PCMSK2) : (((p) <= 13) ? (&PCMSK0) : (((p) <= 21) ? (&PCMSK1) : ((uint8_t *)0)))) #define digitalPinToPCMSKbit(p) (((p) <= 7) ? (p) : (((p) <= 13) ? ((p) - 8) : ((p) - 14))) +#define digitalPinToInterrupt(p) ((p) == 2 ? 0 : ((p) == 3 ? 1 : -1)) + #ifdef ARDUINO_MAIN // On the Arduino board, digital pins are also used -- cgit v1.2.3-18-g5258