--- /dev/null 2012-12-26 20:59:44.000000000 -0800 +++ hardware/arduino/variants/atmega644p/pins_arduino.h 2012-12-26 21:12:00.000000000 -0800 @@ -0,0 +1,224 @@ +/* + 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 + + $Id: pins_arduino.h 5 2012-07-30 03:39:31Z leres $ +*/ + +#ifndef Pins_Arduino_h +#define Pins_Arduino_h + +#include + +#define NUM_DIGITAL_PINS 32 +#define NUM_ANALOG_INPUTS 8 +#define analogInputToDigitalPin(p) ((p < 8) ? ((p) - 7) + 24 : -1) +#define digitalPinHasPWM(p) \ + ((p) == 4 || (p) == 5 || (p) == 12 || (p) == 13 || (p) == 14 || (p) == 15) + +static const uint8_t SS = 4; +static const uint8_t MOSI = 5; +static const uint8_t MISO = 6; +static const uint8_t SCK = 7; +static const uint8_t SCL = 16; +static const uint8_t SDA = 17; + +static const uint8_t A0 = 14; +static const uint8_t A1 = 15; +static const uint8_t A2 = 16; +static const uint8_t A3 = 17; +static const uint8_t A4 = 18; +static const uint8_t A5 = 19; +static const uint8_t A6 = 20; +static const uint8_t A7 = 21; + +#ifdef notdef +/* XXX not yet */ +#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))) +#endif + +#ifdef ARDUINO_MAIN + +// Digital pins are also used for the analog output (software PWM). +// Analog input pins are a separate set. + +// ATMEL ATMEGA644P +// +// +---\/---+ +// (D 0) PB0 1| |40 PA0 (AI 0) +// (D 1) PB1 2| |39 PA1 (AI 1) +// (D 2) PB2 3| |38 PA2 (AI 2) +// (D 3) PB3 4| |37 PA3 (AI 3) +// PWM (D 4) PB4 5| |36 PA4 (AI 4) +// PWM (D 5) PB5 6| |35 PA5 (AI 5) +// (D 6) PB6 7| |34 PA6 (AI 6) +// PB7 8| |33 PA7 (AI 7) +// RESET 9| |32 AREF +// VCC 10| |31 GND +// GND 11| |30 AVCC +// XTAL2 12| |29 PC7 (D 23) +// XTAL1 13| |28 PC6 (D 22) +// (D 8) PD0 14| |27 PC5 (D 21) +// (D 9) PD1 15| |26 PC4 (D 20) +// (D 10) PD2 16| |25 PC3 (D 19) +// (D 11) PD3 17| |24 PC2 (D 18) +// PWM (D 12) PD4 18| |23 PC1 (D 17) +// PWM (D 13) PD5 19| |22 PC0 (D 16) +// PWM (D 14) PD6 20| |21 PD7 (D 15) PWM +// +--------+ + +// 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, + (uint16_t) &DDRA, + (uint16_t) &DDRB, + (uint16_t) &DDRC, + (uint16_t) &DDRD, +}; + +const uint16_t PROGMEM port_to_output_PGM[] = { + NOT_A_PORT, + (uint16_t) &PORTA, + (uint16_t) &PORTB, + (uint16_t) &PORTC, + (uint16_t) &PORTD, +}; + +const uint16_t PROGMEM port_to_input_PGM[] = { + NOT_A_PORT, + (uint16_t) &PINA, + (uint16_t) &PINB, + (uint16_t) &PINC, + (uint16_t) &PIND, +}; + +const uint8_t PROGMEM digital_pin_to_port_PGM[] = { + PB, /* 0 */ + PB, + PB, + PB, + PB, + PB, + PB, + PB, + PD, /* 8 */ + PD, + PD, + PD, + PD, + PD, + PD, + PD, + PC, /* 16 */ + PC, + PC, + PC, + PC, + PC, + PC, + PC, + PA, /* 24 */ + PA, + PA, + PA, + PA, + PA, + PA, + PA /* 31 */ +}; + +const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = { + _BV(0), /* 0, port B */ + _BV(1), + _BV(2), + _BV(3), + _BV(4), + _BV(5), + _BV(6), + _BV(7), + _BV(0), /* 8, port D */ + _BV(1), + _BV(2), + _BV(3), + _BV(4), + _BV(5), + _BV(6), + _BV(7), + _BV(0), /* 16, port C */ + _BV(1), + _BV(2), + _BV(3), + _BV(4), + _BV(5), + _BV(6), + _BV(7), + _BV(7), /* 24, port A */ + _BV(6), + _BV(5), + _BV(4), + _BV(3), + _BV(2), + _BV(1), + _BV(0) +}; + +const uint8_t PROGMEM digital_pin_to_timer_PGM[] = { + NOT_ON_TIMER, /* 0 - PB0 */ + NOT_ON_TIMER, /* 1 - PB1 */ + NOT_ON_TIMER, /* 2 - PB2 */ + TIMER0A, /* 3 - PB3 */ + TIMER0B, /* 4 - PB4 */ + NOT_ON_TIMER, /* 5 - PB5 */ + NOT_ON_TIMER, /* 6 - PB6 */ + NOT_ON_TIMER, /* 7 - PB7 */ + NOT_ON_TIMER, /* 8 - PD0 */ + NOT_ON_TIMER, /* 9 - PD1 */ + NOT_ON_TIMER, /* 10 - PD2 */ + NOT_ON_TIMER, /* 11 - PD3 */ + TIMER1B, /* 12 - PD4 */ + TIMER1A, /* 13 - PD5 */ + TIMER2B, /* 14 - PD6 */ + TIMER2A, /* 15 - PD7 */ + NOT_ON_TIMER, /* 16 - PC0 */ + NOT_ON_TIMER, /* 17 - PC1 */ + NOT_ON_TIMER, /* 18 - PC2 */ + NOT_ON_TIMER, /* 19 - PC3 */ + NOT_ON_TIMER, /* 20 - PC4 */ + NOT_ON_TIMER, /* 21 - PC5 */ + NOT_ON_TIMER, /* 22 - PC6 */ + NOT_ON_TIMER, /* 23 - PC7 */ + NOT_ON_TIMER, /* 24 - PA0 */ + NOT_ON_TIMER, /* 25 - PA1 */ + NOT_ON_TIMER, /* 26 - PA2 */ + NOT_ON_TIMER, /* 27 - PA3 */ + NOT_ON_TIMER, /* 28 - PA4 */ + NOT_ON_TIMER, /* 29 - PA5 */ + NOT_ON_TIMER, /* 30 - PA6 */ + NOT_ON_TIMER /* 31 - PA7 */ +}; + +#endif + +#endif