257 lines
6.5 KiB
C
257 lines
6.5 KiB
C
/*
|
|
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: wiring.h 249 2007-02-03 16:52:51Z mellis $
|
|
*/
|
|
|
|
#ifndef Pins_Arduino_h
|
|
#define Pins_Arduino_h
|
|
|
|
#include <avr/pgmspace.h>
|
|
|
|
#define TX_RX_LED_INIT DDRD |= (1<<5), DDRB |= (1<<0)
|
|
#define TXLED0 PORTD |= (1<<5)
|
|
#define TXLED1 PORTD &= ~(1<<5)
|
|
#define RXLED0 PORTB |= (1<<0)
|
|
#define RXLED1 PORTB &= ~(1<<0)
|
|
|
|
static const uint8_t SDA = 2;
|
|
static const uint8_t SCL = 3;
|
|
|
|
// Map SPI port to 'new' pins D14..D17
|
|
static const uint8_t SS = 17;
|
|
static const uint8_t MOSI = 16;
|
|
static const uint8_t MISO = 14;
|
|
static const uint8_t SCK = 15;
|
|
|
|
// Mapping of analog pins as digital I/O
|
|
// A6-A11 share with digital pins
|
|
static const uint8_t A0 = 18;
|
|
static const uint8_t A1 = 19;
|
|
static const uint8_t A2 = 20;
|
|
static const uint8_t A3 = 21;
|
|
static const uint8_t A4 = 22;
|
|
static const uint8_t A5 = 23;
|
|
static const uint8_t A6 = 24; // D4
|
|
static const uint8_t A7 = 25; // D6
|
|
static const uint8_t A8 = 26; // D8
|
|
static const uint8_t A9 = 27; // D9
|
|
static const uint8_t A10 = 28; // D10
|
|
static const uint8_t A11 = 29; // D12
|
|
|
|
#define digitalPinToPCICR(p) ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCICR) : ((uint8_t *)0))
|
|
#define digitalPinToPCICRbit(p) 0
|
|
#define digitalPinToPCMSK(p) ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCMSK0) : ((uint8_t *)0))
|
|
#define digitalPinToPCMSKbit(p) ( ((p) >= 8 && (p) <= 11) ? (p) - 4 : ((p) == 14 ? 3 : ((p) == 15 ? 1 : ((p) == 16 ? 2 : ((p) == 17 ? 0 : (p - A8 + 4))))))
|
|
|
|
// __AVR_ATmega32U4__ has an unusual mapping of pins to channels
|
|
extern const uint8_t PROGMEM analog_pin_to_channel_PGM[];
|
|
#define analogPinToChannel(P) ( pgm_read_byte( analog_pin_to_channel_PGM + (P) ) )
|
|
|
|
#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 ATMEGA32U4 / ARDUINO LEONARDO
|
|
//
|
|
// D0 PD2 RXD1/INT2
|
|
// D1 PD3 TXD1/INT3
|
|
// D2 PD1 SDA SDA/INT1
|
|
// D3# PD0 PWM8/SCL OC0B/SCL/INT0
|
|
// D4 A6 PD4 ADC8
|
|
// D5# PC6 ??? OC3A/#OC4A
|
|
// D6# A7 PD7 FastPWM #OC4D/ADC10
|
|
// D7 PE6 INT6/AIN0
|
|
//
|
|
// D8 A8 PB4 ADC11/PCINT4
|
|
// D9# A9 PB5 PWM16 OC1A/#OC4B/ADC12/PCINT5
|
|
// D10# A10 PB6 PWM16 OC1B/0c4B/ADC13/PCINT6
|
|
// D11# PB7 PWM8/16 0C0A/OC1C/#RTS/PCINT7
|
|
// D12 A11 PD6 T1/#OC4D/ADC9
|
|
// D13# PC7 PWM10 CLK0/OC4A
|
|
//
|
|
// A0 D18 PF7 ADC7
|
|
// A1 D19 PF6 ADC6
|
|
// A2 D20 PF5 ADC5
|
|
// A3 D21 PF4 ADC4
|
|
// A4 D22 PF1 ADC1
|
|
// A5 D23 PF0 ADC0
|
|
//
|
|
// New pins D14..D17 to map SPI port to digital pins
|
|
//
|
|
// MISO D14 PB3 MISO,PCINT3
|
|
// SCK D15 PB1 SCK,PCINT1
|
|
// MOSI D16 PB2 MOSI,PCINT2
|
|
// SS D17 PB0 RXLED,SS/PCINT0
|
|
//
|
|
// TXLED PD5
|
|
// RXLED PB0
|
|
// HWB PE2 HWB
|
|
|
|
// 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,
|
|
(uint16_t) &DDRE,
|
|
(uint16_t) &DDRF,
|
|
};
|
|
|
|
const uint16_t PROGMEM port_to_output_PGM[] = {
|
|
NOT_A_PORT,
|
|
NOT_A_PORT,
|
|
(uint16_t) &PORTB,
|
|
(uint16_t) &PORTC,
|
|
(uint16_t) &PORTD,
|
|
(uint16_t) &PORTE,
|
|
(uint16_t) &PORTF,
|
|
};
|
|
|
|
const uint16_t PROGMEM port_to_input_PGM[] = {
|
|
NOT_A_PORT,
|
|
NOT_A_PORT,
|
|
(uint16_t) &PINB,
|
|
(uint16_t) &PINC,
|
|
(uint16_t) &PIND,
|
|
(uint16_t) &PINE,
|
|
(uint16_t) &PINF,
|
|
};
|
|
|
|
const uint8_t PROGMEM digital_pin_to_port_PGM[30] = {
|
|
PD, // D0 - PD2
|
|
PD, // D1 - PD3
|
|
PD, // D2 - PD1
|
|
PD, // D3 - PD0
|
|
PD, // D4 - PD4
|
|
PC, // D5 - PC6
|
|
PD, // D6 - PD7
|
|
PE, // D7 - PE6
|
|
|
|
PB, // D8 - PB4
|
|
PB, // D9 - PB5
|
|
PB, // D10 - PB6
|
|
PB, // D11 - PB7
|
|
PD, // D12 - PD6
|
|
PC, // D13 - PC7
|
|
|
|
PB, // D14 - MISO - PB3
|
|
PB, // D15 - SCK - PB1
|
|
PB, // D16 - MOSI - PB2
|
|
PB, // D17 - SS - PB0
|
|
|
|
PF, // D18 - A0 - PF7
|
|
PF, // D19 - A1 - PF6
|
|
PF, // D20 - A2 - PF5
|
|
PF, // D21 - A3 - PF4
|
|
PF, // D22 - A4 - PF1
|
|
PF, // D23 - A5 - PF0
|
|
|
|
PD, // D24 / D4 - A6 - PD4
|
|
PD, // D25 / D6 - A7 - PD7
|
|
PB, // D26 / D8 - A8 - PB4
|
|
PB, // D27 / D9 - A9 - PB5
|
|
PB, // D28 / D10 - A10 - PB6
|
|
PD, // D29 / D12 - A11 - PD6
|
|
};
|
|
|
|
const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[30] = {
|
|
_BV(2), // D0 - PD2
|
|
_BV(3), // D1 - PD3
|
|
_BV(1), // D2 - PD1
|
|
_BV(0), // D3 - PD0
|
|
_BV(4), // D4 - PD4
|
|
_BV(6), // D5 - PC6
|
|
_BV(7), // D6 - PD7
|
|
_BV(6), // D7 - PE6
|
|
|
|
_BV(4), // D8 - PB4
|
|
_BV(5), // D9 - PB5
|
|
_BV(6), // D10 - PB6
|
|
_BV(7), // D11 - PB7
|
|
_BV(6), // D12 - PD6
|
|
_BV(7), // D13 - PC7
|
|
|
|
_BV(3), // D14 - MISO - PB3
|
|
_BV(1), // D15 - SCK - PB1
|
|
_BV(2), // D16 - MOSI - PB2
|
|
_BV(0), // D17 - SS - PB0
|
|
|
|
_BV(7), // D18 - A0 - PF7
|
|
_BV(6), // D19 - A1 - PF6
|
|
_BV(5), // D20 - A2 - PF5
|
|
_BV(4), // D21 - A3 - PF4
|
|
_BV(1), // D22 - A4 - PF1
|
|
_BV(0), // D23 - A5 - PF0
|
|
|
|
_BV(4), // D24 / D4 - A6 - PD4
|
|
_BV(7), // D25 / D6 - A7 - PD7
|
|
_BV(4), // D26 / D8 - A8 - PB4
|
|
_BV(5), // D27 / D9 - A9 - PB5
|
|
_BV(6), // D28 / D10 - A10 - PB6
|
|
_BV(6), // D29 / D12 - A11 - PD6
|
|
};
|
|
|
|
const uint8_t PROGMEM digital_pin_to_timer_PGM[16] = {
|
|
NOT_ON_TIMER,
|
|
NOT_ON_TIMER,
|
|
NOT_ON_TIMER,
|
|
TIMER0B, /* 3 */
|
|
NOT_ON_TIMER,
|
|
TIMER3A, /* 5 */
|
|
TIMER4D, /* 6 */
|
|
NOT_ON_TIMER,
|
|
|
|
NOT_ON_TIMER,
|
|
TIMER1A, /* 9 */
|
|
TIMER1B, /* 10 */
|
|
TIMER0A, /* 11 */
|
|
|
|
NOT_ON_TIMER,
|
|
TIMER4A, /* 13 */
|
|
|
|
NOT_ON_TIMER,
|
|
NOT_ON_TIMER,
|
|
};
|
|
|
|
const uint8_t PROGMEM analog_pin_to_channel_PGM[12] = {
|
|
7, // A0 PF7 ADC7
|
|
6, // A1 PF6 ADC6
|
|
5, // A2 PF5 ADC5
|
|
4, // A3 PF4 ADC4
|
|
1, // A4 PF1 ADC1
|
|
0, // A5 PF0 ADC0
|
|
8, // A6 D4 PD4 ADC8
|
|
10, // A7 D6 PD7 ADC10
|
|
11, // A8 D8 PB4 ADC11
|
|
12, // A9 D9 PB5 ADC12
|
|
13, // A10 D10 PB6 ADC13
|
|
9 // A11 D12 PD6 ADC9
|
|
};
|
|
|
|
#endif /* ARDUINO_MAIN */
|
|
#endif /* Pins_Arduino_h */
|