support for 32u4 and Leonardo pins, uploading, and bootloader programming

1 files changed, 231 insertions, 0 deletions

diff --git a/pins/leonardo/pins_arduino.h b/pins/leonardo/pins_arduino.h
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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>
+
+// Map SPI port to 'new' pins D14..D17
+// D14				PB0					RXLED,SS/PCINT0
+// D15				PB1					SCK,PCINT1
+// D16				PB2					MOSI,PCINT2
+// D17				PB3					MISO,PCINT3
+const static uint8_t SS   = 14;
+const static uint8_t MOSI = 16;
+const static uint8_t MISO = 17;
+const static uint8_t SCK  = 15;
+
+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 = 20;
+const static uint8_t A7 = 21;
+
+#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 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
+
+// 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#		A7		PD6		FastPWM		OC4D/ADC9
+// D6#		A8		PD7		FastPWM		#OC4D/ADC10
+// D7				PD5					#CTS
+//
+// D8				PB4					ADC11/PCINT4
+// D9#		A9		PB5		PWM16		OC1A/#OC4B/ADC13/PCINT5
+// D10#		A10		PB6		PWM16		OC1B/0c4B/ADC12/PCINT6
+// D11#				PB7		PWM8/16		0C0A/OC1C/#RTS/PCINT7
+// D12#				PC6		PWM16		0C3A/#OC4A
+// 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			PE6					INT6
+// 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,
+	&DDRB,
+	&DDRC,
+	&DDRD,
+	&DDRE,
+	&DDRF,
+};
+
+const uint16_t PROGMEM port_to_output_PGM[] = {
+	NOT_A_PORT,
+	NOT_A_PORT,
+	&PORTB,
+	&PORTC,
+	&PORTD,
+	&PORTE,
+	&PORTF,
+};
+
+const uint16_t PROGMEM port_to_input_PGM[] = {
+	NOT_A_PORT,
+	NOT_A_PORT,
+	&PINB,
+	&PINC,
+	&PIND,
+	&PINE,
+	&PINF,
+};
+
+const uint8_t PROGMEM digital_pin_to_port_PGM[18] = {
+	PD, /* 0 */
+	PD,
+	PD,
+	PD,
+	PD,
+	PD,
+	PD,
+	PD,
+	
+	PB, /* 8 */
+	PB,
+	PB,
+	PB,
+	
+	PC, /* 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),
+	_BV(7),
+	_BV(5),
+	
+	_BV(4), /* 8, port B */
+	_BV(5),
+	_BV(6),
+	_BV(7),
+	
+	_BV(6),	/* 12 port C */
+	_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,	/* 0, port D */
+	NOT_ON_TIMER,
+	NOT_ON_TIMER,
+	TIMER0B,
+	NOT_ON_TIMER,
+	TIMER4D,
+	NOT_ON_TIMER,	// TIMER4D_NOT TODO. Complementary output of TIMER4D on Digital Pin 6. Not sure this was intended.
+	NOT_ON_TIMER,
+	
+	NOT_ON_TIMER,	/* 8 port B */
+	TIMER1A,
+	TIMER1B,
+	TIMER0A,
+	
+	TIMER3A,		/* 12 port C */
+	TIMER4A,
+	
+	NOT_ON_TIMER,	/* 14 port B */
+	NOT_ON_TIMER,
+};
+
+#endif
+
+#endif
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