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Adding basic macros for analog + digital pin information. 

http://code.google.com/p/arduino/issues/detail?id=495
This commit is contained in:
David A. Mellis 2011-08-12 18:27:00 -04:00
parent f179794a45
commit d338f22bde
2 changed files with 15 additions and 0 deletions
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5
hardware/arduino/pins/mega/pins_arduino.h
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@ -27,6 +27,11 @@
#include <avr/pgmspace.h>
#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))
const static uint8_t SS = 53;
const static uint8_t MOSI = 51;
const static uint8_t MISO = 50;

10
hardware/arduino/pins/standard/pins_arduino.h
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@ -27,6 +27,16 @@
#include <avr/pgmspace.h>
#define NUM_DIGITAL_PINS 20
#define NUM_ANALOG_INPUTS 6
#define analogInputToDigitalPin(p) ((p < 6) ? (p) + 14 : -1)
#if defined(__AVR_ATmega8__)
#define digitalPinHasPWM(p) ((p) == 9 || (p) == 10 || (p) == 11)
#else
#define digitalPinHasPWM(p) ((p) == 3 || (p) == 5 || (p) == 6 || (p) == 9 || (p) == 10 || (p) == 11)
#endif
const static uint8_t SS = 10;
const static uint8_t MOSI = 11;
const static uint8_t MISO = 12;