/* pins_arduino.h - Pin definition functions for Arduino Part of Arduino - http://www.arduino.cc/ Copyright (c) 2007 David A. Mellis This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef Pins_Arduino_h #define Pins_Arduino_h //#include #define NUM_DIGITAL_PINS 20 #define NUM_ANALOG_INPUTS 6 #define analogInputToDigitalPin(p) ((p < 6) ? (p) + 14 : -1) #if defined(__AVR_ATmega8__) #define digitalPinHasPWM(p) ((p) == 9 || (p) == 10 || (p) == 11) #else #define digitalPinHasPWM(p) ((p) == 3 || (p) == 5 || (p) == 6 || (p) == 9 || (p) == 10 || (p) == 11) #endif #define PIN_SPI_SS (10) #define PIN_SPI_MOSI (11) #define PIN_SPI_MISO (12) #define PIN_SPI_SCK (13) static const uint8_t SS = PIN_SPI_SS; static const uint8_t MOSI = PIN_SPI_MOSI; static const uint8_t MISO = PIN_SPI_MISO; static const uint8_t SCK = PIN_SPI_SCK; #define PIN_WIRE_SDA (18) #define PIN_WIRE_SCL (19) static const uint8_t SDA = PIN_WIRE_SDA; static const uint8_t SCL = PIN_WIRE_SCL; #define LED_BUILTIN 13 #define PIN_A0 (14) #define PIN_A1 (15) #define PIN_A2 (16) #define PIN_A3 (17) #define PIN_A4 (18) #define PIN_A5 (19) #define PIN_A6 (20) #define PIN_A7 (21) static const uint8_t A0 = PIN_A0; static const uint8_t A1 = PIN_A1; static const uint8_t A2 = PIN_A2; static const uint8_t A3 = PIN_A3; static const uint8_t A4 = PIN_A4; static const uint8_t A5 = PIN_A5; static const uint8_t A6 = PIN_A6; static const uint8_t A7 = PIN_A7; #define digitalPinToPCICR(p) (((p) >= 0 && (p) <= 21) ? (&PCICR) : ((uint8_t *)0)) #define digitalPinToPCICRbit(p) (((p) <= 7) ? 2 : (((p) <= 13) ? 0 : 1)) #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 : NOT_AN_INTERRUPT)) #ifdef ARDUINO_MAIN // On the Arduino board, digital pins are also used // for the analog output (software PWM). Analog input // pins are a separate set. // ATMEL ATMEGA8 & 168 / ARDUINO // // +-\/-+ // PC6 1| |28 PC5 (AI 5) // (D 0) PD0 2| |27 PC4 (AI 4) // (D 1) PD1 3| |26 PC3 (AI 3) // (D 2) PD2 4| |25 PC2 (AI 2) // PWM+ (D 3) PD3 5| |24 PC1 (AI 1) // (D 4) PD4 6| |23 PC0 (AI 0) // VCC 7| |22 GND // GND 8| |21 AREF // PB6 9| |20 AVCC // PB7 10| |19 PB5 (D 13) // PWM+ (D 5) PD5 11| |18 PB4 (D 12) // PWM+ (D 6) PD6 12| |17 PB3 (D 11) PWM // (D 7) PD7 13| |16 PB2 (D 10) PWM // (D 8) PB0 14| |15 PB1 (D 9) PWM // +----+ // // (PWM+ indicates the additional PWM pins on the ATmega168.) // ATMEL ATMEGA1280 / ARDUINO // // 0-7 PE0-PE7 works // 8-13 PB0-PB5 works // 14-21 PA0-PA7 works // 22-29 PH0-PH7 works // 30-35 PG5-PG0 works // 36-43 PC7-PC0 works // 44-51 PJ7-PJ0 works // 52-59 PL7-PL0 works // 60-67 PD7-PD0 works // A0-A7 PF0-PF7 // A8-A15 PK0-PK7 // these arrays map port names (e.g. port B) to the // appropriate addresses for various functions (e.g. reading // and writing) const uint16_t PROGMEM port_to_mode_PGM[] = { NOT_A_PORT, NOT_A_PORT, (uint16_t) &DDRB, (uint16_t) &DDRC, (uint16_t) &DDRD, }; const uint16_t PROGMEM port_to_output_PGM[] = { NOT_A_PORT, NOT_A_PORT, (uint16_t) &PORTB, (uint16_t) &PORTC, (uint16_t) &PORTD, }; const uint16_t PROGMEM port_to_input_PGM[] = { NOT_A_PORT, NOT_A_PORT, (uint16_t) &PINB, (uint16_t) &PINC, (uint16_t) &PIND, }; const uint8_t PROGMEM digital_pin_to_port_PGM[] = { PD, /* 0 */ PD, PD, PD, PD, PD, PD, PD, PB, /* 8 */ PB, PB, PB, PB, PB, PC, /* 14 */ PC, PC, PC, PC, PC, }; const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = { _BV(0), /* 0, port D */ _BV(1), _BV(2), _BV(3), _BV(4), _BV(5), _BV(6), _BV(7), _BV(0), /* 8, port B */ _BV(1), _BV(2), _BV(3), _BV(4), _BV(5), _BV(0), /* 14, port C */ _BV(1), _BV(2), _BV(3), _BV(4), _BV(5), }; const uint8_t PROGMEM digital_pin_to_timer_PGM[] = { NOT_ON_TIMER, /* 0 - port D */ NOT_ON_TIMER, NOT_ON_TIMER, // on the ATmega168, digital pin 3 has hardware pwm #if defined(__AVR_ATmega8__) NOT_ON_TIMER, #else TIMER2B, #endif NOT_ON_TIMER, // on the ATmega168, digital pins 5 and 6 have hardware pwm #if defined(__AVR_ATmega8__) NOT_ON_TIMER, NOT_ON_TIMER, #else TIMER0B, TIMER0A, #endif NOT_ON_TIMER, NOT_ON_TIMER, /* 8 - port B */ TIMER1A, TIMER1B, #if defined(__AVR_ATmega8__) TIMER2, #else TIMER2A, #endif NOT_ON_TIMER, NOT_ON_TIMER, NOT_ON_TIMER, NOT_ON_TIMER, /* 14 - port C */ NOT_ON_TIMER, NOT_ON_TIMER, NOT_ON_TIMER, NOT_ON_TIMER, }; #endif // These serial port names are intended to allow libraries and architecture-neutral // sketches to automatically default to the correct port name for a particular type // of use. For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN, // the first hardware serial port whose RX/TX pins are not dedicated to another use. // // SERIAL_PORT_MONITOR Port which normally prints to the Arduino Serial Monitor // // SERIAL_PORT_USBVIRTUAL Port which is USB virtual serial // // SERIAL_PORT_LINUXBRIDGE Port which connects to a Linux system via Bridge library // // SERIAL_PORT_HARDWARE Hardware serial port, physical RX & TX pins. // // SERIAL_PORT_HARDWARE_OPEN Hardware serial ports which are open for use. Their RX & TX // pins are NOT connected to anything by default. #define SERIAL_PORT_MONITOR Serial #define SERIAL_PORT_HARDWARE Serial #endif