forked from mfulz_github/qmk_firmware
257 lines
6.5 KiB
C
257 lines
6.5 KiB
C
/*
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pins_arduino.h - Pin definition functions for Arduino
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Part of Arduino - http://www.arduino.cc/
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Copyright (c) 2007 David A. Mellis
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General
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Public License along with this library; if not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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Boston, MA 02111-1307 USA
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$Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
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*/
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#ifndef Pins_Arduino_h
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#define Pins_Arduino_h
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#include <avr/pgmspace.h>
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#define TX_RX_LED_INIT DDRD |= (1<<5), DDRB |= (1<<0)
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#define TXLED0 PORTD |= (1<<5)
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#define TXLED1 PORTD &= ~(1<<5)
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#define RXLED0 PORTB |= (1<<0)
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#define RXLED1 PORTB &= ~(1<<0)
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static const uint8_t SDA = 2;
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static const uint8_t SCL = 3;
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// Map SPI port to 'new' pins D14..D17
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static const uint8_t SS = 17;
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static const uint8_t MOSI = 16;
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static const uint8_t MISO = 14;
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static const uint8_t SCK = 15;
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// Mapping of analog pins as digital I/O
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// A6-A11 share with digital pins
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static const uint8_t A0 = 18;
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static const uint8_t A1 = 19;
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static const uint8_t A2 = 20;
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static const uint8_t A3 = 21;
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static const uint8_t A4 = 22;
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static const uint8_t A5 = 23;
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static const uint8_t A6 = 24; // D4
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static const uint8_t A7 = 25; // D6
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static const uint8_t A8 = 26; // D8
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static const uint8_t A9 = 27; // D9
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static const uint8_t A10 = 28; // D10
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static const uint8_t A11 = 29; // D12
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#define digitalPinToPCICR(p) ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCICR) : ((uint8_t *)0))
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#define digitalPinToPCICRbit(p) 0
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#define digitalPinToPCMSK(p) ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCMSK0) : ((uint8_t *)0))
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#define digitalPinToPCMSKbit(p) ( ((p) >= 8 && (p) <= 11) ? (p) - 4 : ((p) == 14 ? 3 : ((p) == 15 ? 1 : ((p) == 16 ? 2 : ((p) == 17 ? 0 : (p - A8 + 4))))))
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// __AVR_ATmega32U4__ has an unusual mapping of pins to channels
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extern const uint8_t PROGMEM analog_pin_to_channel_PGM[];
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#define analogPinToChannel(P) ( pgm_read_byte( analog_pin_to_channel_PGM + (P) ) )
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#ifdef ARDUINO_MAIN
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// On the Arduino board, digital pins are also used
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// for the analog output (software PWM). Analog input
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// pins are a separate set.
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// ATMEL ATMEGA32U4 / ARDUINO LEONARDO
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//
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// D0 PD2 RXD1/INT2
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// D1 PD3 TXD1/INT3
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// D2 PD1 SDA SDA/INT1
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// D3# PD0 PWM8/SCL OC0B/SCL/INT0
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// D4 A6 PD4 ADC8
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// D5# PC6 ??? OC3A/#OC4A
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// D6# A7 PD7 FastPWM #OC4D/ADC10
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// D7 PE6 INT6/AIN0
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//
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// D8 A8 PB4 ADC11/PCINT4
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// D9# A9 PB5 PWM16 OC1A/#OC4B/ADC12/PCINT5
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// D10# A10 PB6 PWM16 OC1B/0c4B/ADC13/PCINT6
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// D11# PB7 PWM8/16 0C0A/OC1C/#RTS/PCINT7
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// D12 A11 PD6 T1/#OC4D/ADC9
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// D13# PC7 PWM10 CLK0/OC4A
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//
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// A0 D18 PF7 ADC7
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// A1 D19 PF6 ADC6
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// A2 D20 PF5 ADC5
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// A3 D21 PF4 ADC4
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// A4 D22 PF1 ADC1
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// A5 D23 PF0 ADC0
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//
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// New pins D14..D17 to map SPI port to digital pins
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//
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// MISO D14 PB3 MISO,PCINT3
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// SCK D15 PB1 SCK,PCINT1
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// MOSI D16 PB2 MOSI,PCINT2
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// SS D17 PB0 RXLED,SS/PCINT0
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//
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// TXLED PD5
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// RXLED PB0
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// HWB PE2 HWB
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// these arrays map port names (e.g. port B) to the
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// appropriate addresses for various functions (e.g. reading
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// and writing)
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const uint16_t PROGMEM port_to_mode_PGM[] = {
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NOT_A_PORT,
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NOT_A_PORT,
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(uint16_t) &DDRB,
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(uint16_t) &DDRC,
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(uint16_t) &DDRD,
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(uint16_t) &DDRE,
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(uint16_t) &DDRF,
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};
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const uint16_t PROGMEM port_to_output_PGM[] = {
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NOT_A_PORT,
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NOT_A_PORT,
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(uint16_t) &PORTB,
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(uint16_t) &PORTC,
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(uint16_t) &PORTD,
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(uint16_t) &PORTE,
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(uint16_t) &PORTF,
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};
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const uint16_t PROGMEM port_to_input_PGM[] = {
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NOT_A_PORT,
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NOT_A_PORT,
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(uint16_t) &PINB,
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(uint16_t) &PINC,
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(uint16_t) &PIND,
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(uint16_t) &PINE,
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(uint16_t) &PINF,
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};
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const uint8_t PROGMEM digital_pin_to_port_PGM[30] = {
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PD, // D0 - PD2
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PD, // D1 - PD3
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PD, // D2 - PD1
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PD, // D3 - PD0
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PD, // D4 - PD4
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PC, // D5 - PC6
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PD, // D6 - PD7
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PE, // D7 - PE6
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PB, // D8 - PB4
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PB, // D9 - PB5
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PB, // D10 - PB6
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PB, // D11 - PB7
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PD, // D12 - PD6
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PC, // D13 - PC7
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PB, // D14 - MISO - PB3
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PB, // D15 - SCK - PB1
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PB, // D16 - MOSI - PB2
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PB, // D17 - SS - PB0
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PF, // D18 - A0 - PF7
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PF, // D19 - A1 - PF6
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PF, // D20 - A2 - PF5
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PF, // D21 - A3 - PF4
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PF, // D22 - A4 - PF1
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PF, // D23 - A5 - PF0
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PD, // D24 / D4 - A6 - PD4
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PD, // D25 / D6 - A7 - PD7
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PB, // D26 / D8 - A8 - PB4
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PB, // D27 / D9 - A9 - PB5
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PB, // D28 / D10 - A10 - PB6
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PD, // D29 / D12 - A11 - PD6
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};
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const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[30] = {
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_BV(2), // D0 - PD2
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_BV(3), // D1 - PD3
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_BV(1), // D2 - PD1
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_BV(0), // D3 - PD0
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_BV(4), // D4 - PD4
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_BV(6), // D5 - PC6
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_BV(7), // D6 - PD7
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_BV(6), // D7 - PE6
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_BV(4), // D8 - PB4
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_BV(5), // D9 - PB5
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_BV(6), // D10 - PB6
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_BV(7), // D11 - PB7
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_BV(6), // D12 - PD6
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_BV(7), // D13 - PC7
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_BV(3), // D14 - MISO - PB3
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_BV(1), // D15 - SCK - PB1
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_BV(2), // D16 - MOSI - PB2
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_BV(0), // D17 - SS - PB0
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_BV(7), // D18 - A0 - PF7
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_BV(6), // D19 - A1 - PF6
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_BV(5), // D20 - A2 - PF5
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_BV(4), // D21 - A3 - PF4
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_BV(1), // D22 - A4 - PF1
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_BV(0), // D23 - A5 - PF0
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_BV(4), // D24 / D4 - A6 - PD4
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_BV(7), // D25 / D6 - A7 - PD7
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_BV(4), // D26 / D8 - A8 - PB4
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_BV(5), // D27 / D9 - A9 - PB5
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_BV(6), // D28 / D10 - A10 - PB6
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_BV(6), // D29 / D12 - A11 - PD6
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};
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const uint8_t PROGMEM digital_pin_to_timer_PGM[16] = {
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NOT_ON_TIMER,
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NOT_ON_TIMER,
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NOT_ON_TIMER,
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TIMER0B, /* 3 */
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NOT_ON_TIMER,
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TIMER3A, /* 5 */
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TIMER4D, /* 6 */
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NOT_ON_TIMER,
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NOT_ON_TIMER,
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TIMER1A, /* 9 */
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TIMER1B, /* 10 */
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TIMER0A, /* 11 */
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NOT_ON_TIMER,
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TIMER4A, /* 13 */
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NOT_ON_TIMER,
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NOT_ON_TIMER,
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};
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const uint8_t PROGMEM analog_pin_to_channel_PGM[12] = {
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7, // A0 PF7 ADC7
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6, // A1 PF6 ADC6
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5, // A2 PF5 ADC5
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4, // A3 PF4 ADC4
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1, // A4 PF1 ADC1
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0, // A5 PF0 ADC0
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8, // A6 D4 PD4 ADC8
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10, // A7 D6 PD7 ADC10
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11, // A8 D8 PB4 ADC11
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12, // A9 D9 PB5 ADC12
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13, // A10 D10 PB6 ADC13
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9 // A11 D12 PD6 ADC9
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};
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#endif /* ARDUINO_MAIN */
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#endif /* Pins_Arduino_h */
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