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Initial import of support files for all Digistump boards - Digispark, Pro, DigiX - including libraries, examples, tools, and other support files for the Arduino IDE

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Erik Tylek Kettenburg
2014-12-19 08:45:50 -08:00
parent 97abdbf157
commit 7e7473a2d6
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hardware/digistump/avr/variants/digispark/pins_arduino.h Normal file
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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 $
Modified 28-08-2009 for attiny84 R.Wiersma
Modified 14-10-2009 for attiny45 Saposoft
*/
#ifndef Pins_Arduino_h
#define Pins_Arduino_h
#include <avr/pgmspace.h>
#include "core_build_options.h"
#if defined( __AVR_ATtinyX313__ )
#define PORT_A_ID 1
#define PORT_B_ID 2
#define PORT_D_ID 4
#endif
#if defined( __AVR_ATtinyX4__ )
#define PORT_A_ID 1
#define PORT_B_ID 2
#endif
#if defined( __AVR_ATtinyX5__ )
#define PORT_B_ID 1
#endif
#define NOT_A_PIN 0
#define NOT_A_PORT 0
#define NOT_ON_TIMER 0
#define TIMER0A 1
#define TIMER0B 2
#define TIMER1A 3
#define TIMER1B 4
//changed it to uint16_t to uint8_t
extern const uint8_t PROGMEM port_to_mode_PGM[];
extern const uint8_t PROGMEM port_to_input_PGM[];
extern const uint8_t PROGMEM port_to_output_PGM[];
extern const uint8_t PROGMEM port_to_pcmask_PGM[];
extern const uint8_t PROGMEM digital_pin_to_port_PGM[];
// extern const uint8_t PROGMEM digital_pin_to_bit_PGM[];
extern const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[];
extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
// Get the bit location within the hardware port of the given virtual pin.
// This comes from the pins_*.c file for the active board configuration.
//
// These perform slightly better as macros compared to inline functions
//
#define digitalPinToPort(P) ( pgm_read_byte( digital_pin_to_port_PGM + (P) ) )
#define digitalPinToBitMask(P) ( pgm_read_byte( digital_pin_to_bit_mask_PGM + (P) ) )
#define digitalPinToTimer(P) ( pgm_read_byte( digital_pin_to_timer_PGM + (P) ) )
#define analogInPinToBit(P) (P)
// in the following lines modified pgm_read_word in pgm_read_byte, word doesn't work on attiny45
#define portOutputRegister(P) ( (volatile uint8_t *)( pgm_read_byte( port_to_output_PGM + (P))) )
#define portInputRegister(P) ( (volatile uint8_t *)( pgm_read_byte( port_to_input_PGM + (P))) )
#define portModeRegister(P) ( (volatile uint8_t *)( pgm_read_byte( port_to_mode_PGM + (P))) )
#define portPcMaskRegister(P) ( (volatile uint8_t *)( pgm_read_byte( port_to_pcmask_PGM + (P))) )
#if defined(__AVR_ATtinyX5__)
#define digitalPinToPCICR(p) (((p) >= 0 && (p) <= 5) ? (&GIMSK) : ((uint8_t *)NULL))
#define digitalPinToPCICRbit(p) (PCIE)
#define digitalPinToPCMSK(p) (((p) >= 0 && (p) <= 5) ? (&PCMSK) : ((uint8_t *)NULL))
#define digitalPinToPCMSKbit(p) (p)
#endif
#if defined(__AVR_ATtinyX4__)
#define digitalPinToPCICR(p) (((p) >= 0 && (p) <= 10) ? (&GIMSK) : ((uint8_t *)NULL))
#define digitalPinToPCICRbit(p) (((p) <= 2) ? PCIE1 : PCIE0)
#define digitalPinToPCMSK(p) (((p) <= 2) ? (&PCMSK1) : (((p) <= 10) ? (&PCMSK0) : ((uint8_t *)NULL)))
#define digitalPinToPCMSKbit(p) (((p) <= 2) ? (p) : (10 - (p)))
#endif
#if defined(__AVR_ATtiny4313__)
#define digitalPinToPCX(p,s1,s2,s3,s4,s5) \
(((p) >= 0) \
? (((p) <= 1) ? (s1) /* 0 - 1 ==> D0 - D1 */ \
: (((p) <= 3) ? (s2) /* 2 - 3 ==> A1 - A0 */ \
: (((p) <= 8) ? (s3) /* 4 - 8 ==> D2 - D6 */ \
: (((p) <= 16) ? (s4) /* 9 - 16 ==> B0 - B7 */ \
: (s5))))) \
: (s5))
// s1 D s2 A s3 D s4 B
#define digitalPinToPCICR(p) digitalPinToPCX( p, &GIMSK, &GIMSK, &GIMSK, &GIMSK, NULL )
#define digitalPinToPCICRbit(p) digitalPinToPCX( p, PCIE2, PCIE1, PCIE2, PCIE0, 0 )
#define digitalPinToPCMSK(p) digitalPinToPCX( p, &PCMSK2, &PCMSK1, &PCMSK2, &PCMSK0, NULL )
#define digitalPinToPCMSKbit(p) digitalPinToPCX( p, p, 3-p, p-2, p-9, 0 )
#endif
#endif