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-rwxr-xr-xcores/arduino/pins_arduino.c465
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diff --git a/cores/arduino/pins_arduino.c b/cores/arduino/pins_arduino.c
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-/*
- pins_arduino.c - pin definitions for the Arduino board
- Part of Arduino / Wiring Lite
-
- Copyright (c) 2005 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
-
- $Id$
-*/
-
-#include <avr/io.h>
-#include "wiring_private.h"
-#include "pins_arduino.h"
-
-// 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
-
-#define PA 1
-#define PB 2
-#define PC 3
-#define PD 4
-#define PE 5
-#define PF 6
-#define PG 7
-#define PH 8
-#define PJ 10
-#define PK 11
-#define PL 12
-
-
-#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
-const uint16_t PROGMEM port_to_mode_PGM[] = {
- NOT_A_PORT,
- (uint16_t) &DDRA,
- (uint16_t) &DDRB,
- (uint16_t) &DDRC,
- (uint16_t) &DDRD,
- (uint16_t) &DDRE,
- (uint16_t) &DDRF,
- (uint16_t) &DDRG,
- (uint16_t) &DDRH,
- NOT_A_PORT,
- (uint16_t) &DDRJ,
- (uint16_t) &DDRK,
- (uint16_t) &DDRL,
-};
-
-const uint16_t PROGMEM port_to_output_PGM[] = {
- NOT_A_PORT,
- (uint16_t) &PORTA,
- (uint16_t) &PORTB,
- (uint16_t) &PORTC,
- (uint16_t) &PORTD,
- (uint16_t) &PORTE,
- (uint16_t) &PORTF,
- (uint16_t) &PORTG,
- (uint16_t) &PORTH,
- NOT_A_PORT,
- (uint16_t) &PORTJ,
- (uint16_t) &PORTK,
- (uint16_t) &PORTL,
-};
-
-const uint16_t PROGMEM port_to_input_PGM[] = {
- NOT_A_PIN,
- (uint16_t) &PINA,
- (uint16_t) &PINB,
- (uint16_t) &PINC,
- (uint16_t) &PIND,
- (uint16_t) &PINE,
- (uint16_t) &PINF,
- (uint16_t) &PING,
- (uint16_t) &PINH,
- NOT_A_PIN,
- (uint16_t) &PINJ,
- (uint16_t) &PINK,
- (uint16_t) &PINL,
-};
-
-const uint8_t PROGMEM digital_pin_to_port_PGM[] = {
- // PORTLIST
- // -------------------------------------------
- PE , // PE 0 ** 0 ** USART0_RX
- PE , // PE 1 ** 1 ** USART0_TX
- PE , // PE 4 ** 2 ** PWM2
- PE , // PE 5 ** 3 ** PWM3
- PG , // PG 5 ** 4 ** PWM4
- PE , // PE 3 ** 5 ** PWM5
- PH , // PH 3 ** 6 ** PWM6
- PH , // PH 4 ** 7 ** PWM7
- PH , // PH 5 ** 8 ** PWM8
- PH , // PH 6 ** 9 ** PWM9
- PB , // PB 4 ** 10 ** PWM10
- PB , // PB 5 ** 11 ** PWM11
- PB , // PB 6 ** 12 ** PWM12
- PB , // PB 7 ** 13 ** PWM13
- PJ , // PJ 1 ** 14 ** USART3_TX
- PJ , // PJ 0 ** 15 ** USART3_RX
- PH , // PH 1 ** 16 ** USART2_TX
- PH , // PH 0 ** 17 ** USART2_RX
- PD , // PD 3 ** 18 ** USART1_TX
- PD , // PD 2 ** 19 ** USART1_RX
- PD , // PD 1 ** 20 ** I2C_SDA
- PD , // PD 0 ** 21 ** I2C_SCL
- PA , // PA 0 ** 22 ** D22
- PA , // PA 1 ** 23 ** D23
- PA , // PA 2 ** 24 ** D24
- PA , // PA 3 ** 25 ** D25
- PA , // PA 4 ** 26 ** D26
- PA , // PA 5 ** 27 ** D27
- PA , // PA 6 ** 28 ** D28
- PA , // PA 7 ** 29 ** D29
- PC , // PC 7 ** 30 ** D30
- PC , // PC 6 ** 31 ** D31
- PC , // PC 5 ** 32 ** D32
- PC , // PC 4 ** 33 ** D33
- PC , // PC 3 ** 34 ** D34
- PC , // PC 2 ** 35 ** D35
- PC , // PC 1 ** 36 ** D36
- PC , // PC 0 ** 37 ** D37
- PD , // PD 7 ** 38 ** D38
- PG , // PG 2 ** 39 ** D39
- PG , // PG 1 ** 40 ** D40
- PG , // PG 0 ** 41 ** D41
- PL , // PL 7 ** 42 ** D42
- PL , // PL 6 ** 43 ** D43
- PL , // PL 5 ** 44 ** D44
- PL , // PL 4 ** 45 ** D45
- PL , // PL 3 ** 46 ** D46
- PL , // PL 2 ** 47 ** D47
- PL , // PL 1 ** 48 ** D48
- PL , // PL 0 ** 49 ** D49
- PB , // PB 3 ** 50 ** SPI_MISO
- PB , // PB 2 ** 51 ** SPI_MOSI
- PB , // PB 1 ** 52 ** SPI_SCK
- PB , // PB 0 ** 53 ** SPI_SS
- PF , // PF 0 ** 54 ** A0
- PF , // PF 1 ** 55 ** A1
- PF , // PF 2 ** 56 ** A2
- PF , // PF 3 ** 57 ** A3
- PF , // PF 4 ** 58 ** A4
- PF , // PF 5 ** 59 ** A5
- PF , // PF 6 ** 60 ** A6
- PF , // PF 7 ** 61 ** A7
- PK , // PK 0 ** 62 ** A8
- PK , // PK 1 ** 63 ** A9
- PK , // PK 2 ** 64 ** A10
- PK , // PK 3 ** 65 ** A11
- PK , // PK 4 ** 66 ** A12
- PK , // PK 5 ** 67 ** A13
- PK , // PK 6 ** 68 ** A14
- PK , // PK 7 ** 69 ** A15
-};
-
-const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = {
- // PIN IN PORT
- // -------------------------------------------
- _BV( 0 ) , // PE 0 ** 0 ** USART0_RX
- _BV( 1 ) , // PE 1 ** 1 ** USART0_TX
- _BV( 4 ) , // PE 4 ** 2 ** PWM2
- _BV( 5 ) , // PE 5 ** 3 ** PWM3
- _BV( 5 ) , // PG 5 ** 4 ** PWM4
- _BV( 3 ) , // PE 3 ** 5 ** PWM5
- _BV( 3 ) , // PH 3 ** 6 ** PWM6
- _BV( 4 ) , // PH 4 ** 7 ** PWM7
- _BV( 5 ) , // PH 5 ** 8 ** PWM8
- _BV( 6 ) , // PH 6 ** 9 ** PWM9
- _BV( 4 ) , // PB 4 ** 10 ** PWM10
- _BV( 5 ) , // PB 5 ** 11 ** PWM11
- _BV( 6 ) , // PB 6 ** 12 ** PWM12
- _BV( 7 ) , // PB 7 ** 13 ** PWM13
- _BV( 1 ) , // PJ 1 ** 14 ** USART3_TX
- _BV( 0 ) , // PJ 0 ** 15 ** USART3_RX
- _BV( 1 ) , // PH 1 ** 16 ** USART2_TX
- _BV( 0 ) , // PH 0 ** 17 ** USART2_RX
- _BV( 3 ) , // PD 3 ** 18 ** USART1_TX
- _BV( 2 ) , // PD 2 ** 19 ** USART1_RX
- _BV( 1 ) , // PD 1 ** 20 ** I2C_SDA
- _BV( 0 ) , // PD 0 ** 21 ** I2C_SCL
- _BV( 0 ) , // PA 0 ** 22 ** D22
- _BV( 1 ) , // PA 1 ** 23 ** D23
- _BV( 2 ) , // PA 2 ** 24 ** D24
- _BV( 3 ) , // PA 3 ** 25 ** D25
- _BV( 4 ) , // PA 4 ** 26 ** D26
- _BV( 5 ) , // PA 5 ** 27 ** D27
- _BV( 6 ) , // PA 6 ** 28 ** D28
- _BV( 7 ) , // PA 7 ** 29 ** D29
- _BV( 7 ) , // PC 7 ** 30 ** D30
- _BV( 6 ) , // PC 6 ** 31 ** D31
- _BV( 5 ) , // PC 5 ** 32 ** D32
- _BV( 4 ) , // PC 4 ** 33 ** D33
- _BV( 3 ) , // PC 3 ** 34 ** D34
- _BV( 2 ) , // PC 2 ** 35 ** D35
- _BV( 1 ) , // PC 1 ** 36 ** D36
- _BV( 0 ) , // PC 0 ** 37 ** D37
- _BV( 7 ) , // PD 7 ** 38 ** D38
- _BV( 2 ) , // PG 2 ** 39 ** D39
- _BV( 1 ) , // PG 1 ** 40 ** D40
- _BV( 0 ) , // PG 0 ** 41 ** D41
- _BV( 7 ) , // PL 7 ** 42 ** D42
- _BV( 6 ) , // PL 6 ** 43 ** D43
- _BV( 5 ) , // PL 5 ** 44 ** D44
- _BV( 4 ) , // PL 4 ** 45 ** D45
- _BV( 3 ) , // PL 3 ** 46 ** D46
- _BV( 2 ) , // PL 2 ** 47 ** D47
- _BV( 1 ) , // PL 1 ** 48 ** D48
- _BV( 0 ) , // PL 0 ** 49 ** D49
- _BV( 3 ) , // PB 3 ** 50 ** SPI_MISO
- _BV( 2 ) , // PB 2 ** 51 ** SPI_MOSI
- _BV( 1 ) , // PB 1 ** 52 ** SPI_SCK
- _BV( 0 ) , // PB 0 ** 53 ** SPI_SS
- _BV( 0 ) , // PF 0 ** 54 ** A0
- _BV( 1 ) , // PF 1 ** 55 ** A1
- _BV( 2 ) , // PF 2 ** 56 ** A2
- _BV( 3 ) , // PF 3 ** 57 ** A3
- _BV( 4 ) , // PF 4 ** 58 ** A4
- _BV( 5 ) , // PF 5 ** 59 ** A5
- _BV( 6 ) , // PF 6 ** 60 ** A6
- _BV( 7 ) , // PF 7 ** 61 ** A7
- _BV( 0 ) , // PK 0 ** 62 ** A8
- _BV( 1 ) , // PK 1 ** 63 ** A9
- _BV( 2 ) , // PK 2 ** 64 ** A10
- _BV( 3 ) , // PK 3 ** 65 ** A11
- _BV( 4 ) , // PK 4 ** 66 ** A12
- _BV( 5 ) , // PK 5 ** 67 ** A13
- _BV( 6 ) , // PK 6 ** 68 ** A14
- _BV( 7 ) , // PK 7 ** 69 ** A15
-};
-
-const uint8_t PROGMEM digital_pin_to_timer_PGM[] = {
- // TIMERS
- // -------------------------------------------
- NOT_ON_TIMER , // PE 0 ** 0 ** USART0_RX
- NOT_ON_TIMER , // PE 1 ** 1 ** USART0_TX
- TIMER3B , // PE 4 ** 2 ** PWM2
- TIMER3C , // PE 5 ** 3 ** PWM3
- TIMER0B , // PG 5 ** 4 ** PWM4
- TIMER3A , // PE 3 ** 5 ** PWM5
- TIMER4A , // PH 3 ** 6 ** PWM6
- TIMER4B , // PH 4 ** 7 ** PWM7
- TIMER4C , // PH 5 ** 8 ** PWM8
- TIMER2B , // PH 6 ** 9 ** PWM9
- TIMER2A , // PB 4 ** 10 ** PWM10
- TIMER1A , // PB 5 ** 11 ** PWM11
- TIMER1B , // PB 6 ** 12 ** PWM12
- TIMER0A , // PB 7 ** 13 ** PWM13
- NOT_ON_TIMER , // PJ 1 ** 14 ** USART3_TX
- NOT_ON_TIMER , // PJ 0 ** 15 ** USART3_RX
- NOT_ON_TIMER , // PH 1 ** 16 ** USART2_TX
- NOT_ON_TIMER , // PH 0 ** 17 ** USART2_RX
- NOT_ON_TIMER , // PD 3 ** 18 ** USART1_TX
- NOT_ON_TIMER , // PD 2 ** 19 ** USART1_RX
- NOT_ON_TIMER , // PD 1 ** 20 ** I2C_SDA
- NOT_ON_TIMER , // PD 0 ** 21 ** I2C_SCL
- NOT_ON_TIMER , // PA 0 ** 22 ** D22
- NOT_ON_TIMER , // PA 1 ** 23 ** D23
- NOT_ON_TIMER , // PA 2 ** 24 ** D24
- NOT_ON_TIMER , // PA 3 ** 25 ** D25
- NOT_ON_TIMER , // PA 4 ** 26 ** D26
- NOT_ON_TIMER , // PA 5 ** 27 ** D27
- NOT_ON_TIMER , // PA 6 ** 28 ** D28
- NOT_ON_TIMER , // PA 7 ** 29 ** D29
- NOT_ON_TIMER , // PC 7 ** 30 ** D30
- NOT_ON_TIMER , // PC 6 ** 31 ** D31
- NOT_ON_TIMER , // PC 5 ** 32 ** D32
- NOT_ON_TIMER , // PC 4 ** 33 ** D33
- NOT_ON_TIMER , // PC 3 ** 34 ** D34
- NOT_ON_TIMER , // PC 2 ** 35 ** D35
- NOT_ON_TIMER , // PC 1 ** 36 ** D36
- NOT_ON_TIMER , // PC 0 ** 37 ** D37
- NOT_ON_TIMER , // PD 7 ** 38 ** D38
- NOT_ON_TIMER , // PG 2 ** 39 ** D39
- NOT_ON_TIMER , // PG 1 ** 40 ** D40
- NOT_ON_TIMER , // PG 0 ** 41 ** D41
- NOT_ON_TIMER , // PL 7 ** 42 ** D42
- NOT_ON_TIMER , // PL 6 ** 43 ** D43
- TIMER5C , // PL 5 ** 44 ** D44
- TIMER5B , // PL 4 ** 45 ** D45
- TIMER5A , // PL 3 ** 46 ** D46
- NOT_ON_TIMER , // PL 2 ** 47 ** D47
- NOT_ON_TIMER , // PL 1 ** 48 ** D48
- NOT_ON_TIMER , // PL 0 ** 49 ** D49
- NOT_ON_TIMER , // PB 3 ** 50 ** SPI_MISO
- NOT_ON_TIMER , // PB 2 ** 51 ** SPI_MOSI
- NOT_ON_TIMER , // PB 1 ** 52 ** SPI_SCK
- NOT_ON_TIMER , // PB 0 ** 53 ** SPI_SS
- NOT_ON_TIMER , // PF 0 ** 54 ** A0
- NOT_ON_TIMER , // PF 1 ** 55 ** A1
- NOT_ON_TIMER , // PF 2 ** 56 ** A2
- NOT_ON_TIMER , // PF 3 ** 57 ** A3
- NOT_ON_TIMER , // PF 4 ** 58 ** A4
- NOT_ON_TIMER , // PF 5 ** 59 ** A5
- NOT_ON_TIMER , // PF 6 ** 60 ** A6
- NOT_ON_TIMER , // PF 7 ** 61 ** A7
- NOT_ON_TIMER , // PK 0 ** 62 ** A8
- NOT_ON_TIMER , // PK 1 ** 63 ** A9
- NOT_ON_TIMER , // PK 2 ** 64 ** A10
- NOT_ON_TIMER , // PK 3 ** 65 ** A11
- NOT_ON_TIMER , // PK 4 ** 66 ** A12
- NOT_ON_TIMER , // PK 5 ** 67 ** A13
- NOT_ON_TIMER , // PK 6 ** 68 ** A14
- NOT_ON_TIMER , // PK 7 ** 69 ** A15
-};
-#else
-// 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
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