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-rw-r--r--[-rwxr-xr-x]variants/mega/pins_arduino.h228
1 files changed, 63 insertions, 165 deletions
diff --git a/variants/mega/pins_arduino.h b/variants/mega/pins_arduino.h
index 62e10ad..57ec97f 100755..100644
--- a/variants/mega/pins_arduino.h
+++ b/variants/mega/pins_arduino.h
@@ -1,8 +1,8 @@
/*
- pins_arduino.c - pin definitions for the Arduino board
- Part of Arduino / Wiring Lite
+ pins_arduino.h - Pin definition functions for Arduino
+ Part of Arduino - http://www.arduino.cc/
- Copyright (c) 2005 David A. Mellis
+ 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
@@ -19,66 +19,72 @@
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
- $Id$
+ $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
*/
-#include <avr/io.h>
-#include "wiring_private.h"
-#include "pins_arduino.h"
+#ifndef Pins_Arduino_h
+#define 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.
+#include <avr/pgmspace.h>
-// 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.)
+#define NUM_DIGITAL_PINS 70
+#define NUM_ANALOG_INPUTS 16
+#define analogInputToDigitalPin(p) ((p < 16) ? (p) + 54 : -1)
+#define digitalPinHasPWM(p) (((p) >= 2 && (p) <= 13) || ((p) >= 44 && (p)<= 46))
-// 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
+const static uint8_t SS = 53;
+const static uint8_t MOSI = 51;
+const static uint8_t MISO = 50;
+const static uint8_t SCK = 52;
-#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
+const static uint8_t SDA = 20;
+const static uint8_t SCL = 21;
+const static uint8_t LED_BUILTIN = 13;
+const static uint8_t A0 = 54;
+const static uint8_t A1 = 55;
+const static uint8_t A2 = 56;
+const static uint8_t A3 = 57;
+const static uint8_t A4 = 58;
+const static uint8_t A5 = 59;
+const static uint8_t A6 = 60;
+const static uint8_t A7 = 61;
+const static uint8_t A8 = 62;
+const static uint8_t A9 = 63;
+const static uint8_t A10 = 64;
+const static uint8_t A11 = 65;
+const static uint8_t A12 = 66;
+const static uint8_t A13 = 67;
+const static uint8_t A14 = 68;
+const static uint8_t A15 = 69;
+
+// A majority of the pins are NOT PCINTs, SO BE WARNED (i.e. you cannot use them as receive pins)
+// Only pins available for RECEIVE (TRANSMIT can be on any pin):
+// (I've deliberately left out pin mapping to the Hardware USARTs - seems senseless to me)
+// Pins: 10, 11, 12, 13, 50, 51, 52, 53, 62, 63, 64, 65, 66, 67, 68, 69
+
+#define digitalPinToPCICR(p) ( (((p) >= 10) && ((p) <= 13)) || \
+ (((p) >= 50) && ((p) <= 53)) || \
+ (((p) >= 62) && ((p) <= 69)) ? (&PCICR) : ((uint8_t *)0) )
+
+#define digitalPinToPCICRbit(p) ( (((p) >= 10) && ((p) <= 13)) || (((p) >= 50) && ((p) <= 53)) ? 0 : \
+ ( (((p) >= 62) && ((p) <= 69)) ? 2 : \
+ 0 ) )
+
+#define digitalPinToPCMSK(p) ( (((p) >= 10) && ((p) <= 13)) || (((p) >= 50) && ((p) <= 53)) ? (&PCMSK0) : \
+ ( (((p) >= 62) && ((p) <= 69)) ? (&PCMSK2) : \
+ ((uint8_t *)0) ) )
+
+#define digitalPinToPCMSKbit(p) ( (((p) >= 10) && ((p) <= 13)) ? ((p) - 6) : \
+ ( ((p) == 50) ? 3 : \
+ ( ((p) == 51) ? 2 : \
+ ( ((p) == 52) ? 1 : \
+ ( ((p) == 53) ? 0 : \
+ ( (((p) >= 62) && ((p) <= 69)) ? ((p) - 62) : \
+ 0 ) ) ) ) ) )
+
+#ifdef ARDUINO_MAIN
-#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
const uint16_t PROGMEM port_to_mode_PGM[] = {
NOT_A_PORT,
(uint16_t) &DDRA,
@@ -351,115 +357,7 @@ const uint8_t PROGMEM digital_pin_to_timer_PGM[] = {
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
+
+#endif \ No newline at end of file
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