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/*
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 ARDUINO_MODEL_USB_PID 0x0034
#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)
const static uint8_t SDA = 2;
const static uint8_t SCL = 3;
// Map SPI port to 'new' pins D14..D17
const static uint8_t SS = 14;
const static uint8_t MOSI = 16;
const static uint8_t MISO = 17;
const static uint8_t SCK = 15;
// Mapping of analog pins as digital I/O
// A6-A11 are already shared with digital pins
const static uint8_t A0 = 14;
const static uint8_t A1 = 15;
const static uint8_t A2 = 16;
const static uint8_t A3 = 17;
const static uint8_t A4 = 18;
const static uint8_t A5 = 19;
const static uint8_t A6 = 4;
const static uint8_t A7 = 6;
const static uint8_t A8 = 9;
const static uint8_t A9 = 10;
const static uint8_t A10 = 12;
const static uint8_t A11 = 8;
// __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 Ain0 PE6 INT6/AIN0
//
// D8 A11 PB4 ADC11/PCINT4
// D9# A8 PB5 PWM16 OC1A/#OC4B/ADC12/PCINT5
// D10# A9 PB6 PWM16 OC1B/0c4B/ADC13/PCINT6
// D11# PB7 PWM8/16 0C0A/OC1C/#RTS/PCINT7
// D12 A10 PD6 T1/#OC4D/ADC9
// D13# PC7 PWM10 CLK0/OC4A
//
// A0 PF7 ADC7
// A1 PF6 ADC6
// A2 PF5 ADC5
// A3 PF4 ADC4
// A4 PF1 ADC1
// A5 PF0 ADC0
//
// New pins D14..D17 to map SPI port to digitial pins
//
// D14 PB0 RXLED,SS/PCINT0
// D15 PB1 SCK,PCINT1
// D16 PB2 MOSI,PCINT2
// D17 PB3 MISO,PCINT3
//
// 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[18] = {
PD, /* 0 */
PD,
PD,
PD,
PD,
PC, /* 5 */
PD, /* 6 */
PE, /* 7 */
PB, /* 8 */
PB,
PB,
PB,
PD, /* 12 */
PC, /* 13 */
PB, /* 14 */
PB, /* 15 */
PB, /* 16 */
PB, /* 17 */
};
const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[18] = {
_BV(2), /* 0, port D */
_BV(3),
_BV(1),
_BV(0),
_BV(4),
_BV(6), /* 5, port C */
_BV(7), /* 6, port D */
_BV(6), /* 7, port E */
_BV(4), /* 8, port B */
_BV(5),
_BV(6),
_BV(7),
_BV(6), /* 12 port D */
_BV(7),
_BV(0), /* 14, port B */
_BV(1),
_BV(2),
_BV(3),
};
const uint8_t PROGMEM digital_pin_to_timer_PGM[18] = {
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
12, // A8 D9 PB5 ADC12
13, // A9 D10 PB6 ADC13
9, // A10 D12 PD6 ADC9
11 // A11 D8 PB4 ADC11
};
#endif /* ARDUINO_MAIN */
#endif /* Pins_Arduino_h */
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