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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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