Added arduino libs
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Mik6e6
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// EnableInterrupt example sketch
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// See the Wiki at http://code.google.com/p/arduino-pinchangeint/wiki for more information.
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// This example demonstrates the use of the EnableInterrupt library on all pins.
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// It tests the EI_ARDUINO_INTERRUPTED_PIN facility.
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// The library has only been tested on an Arduino Duemilanove and Mega ADK.
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#define EI_ARDUINO_INTERRUPTED_PIN
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#include <EnableInterrupt.h>
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volatile uint8_t externalInterruptFlag=0;
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volatile uint8_t pinChangeInterruptFlag=0;
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volatile uint8_t pin70Flag=0;
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#ifdef ARDUINO_MEGA
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void interruptFunctionPin70 () {
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pinChangeInterruptFlag=arduinoInterruptedPin;
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pin70Flag++;
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}
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void interruptFunction () {
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pinChangeInterruptFlag=arduinoInterruptedPin;
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}
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void interruptExFunction () {
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externalInterruptFlag=arduinoInterruptedPin;
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}
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#define disablePCInterrupt(x) \
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disableInterrupt( x | PINCHANGEINTERRUPT)
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#define setupPCInterrupt(x) \
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EI_printPSTR("Add PinChange pin: "); \
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EI_printPSTR(#x); \
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EI_printPSTR("\r\n"); \
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pinMode( x, INPUT_PULLUP); \
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enableInterrupt( x | PINCHANGEINTERRUPT, interruptFunction, CHANGE)
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#define setupInterrupt(x) \
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EI_printPSTR("Add pin: "); \
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EI_printPSTR(#x); \
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EI_printPSTR("\r\n"); \
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pinMode( x, INPUT_PULLUP); \
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enableInterrupt( x, interruptFunction, CHANGE)
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#define setupExInterrupt(x) \
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EI_printPSTR("Add External pin: "); \
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EI_printPSTR(#x); \
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EI_printPSTR("\r\n"); \
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pinMode( x, INPUT_PULLUP); \
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enableInterrupt( x , interruptExFunction, CHANGE)
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#else
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#error This sketch supports 328-based Arduinos only.
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#endif
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void printIt(char *pinNumber, uint8_t count) {
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EI_printPSTR(" Pin ");
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Serial.print(pinNumber);
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EI_printPSTR(" was interrupted: ");
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Serial.println(count, DEC);
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}
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#define PIN70_PORTBITMAP 0b00000100
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#define PIN71_PORTBITMAP 0b00001000
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#define PIN72_PORTBITMAP 0b00010000
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#define PIN73_PORTBITMAP 0b00100000
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#define PIN74_PORTBITMAP 0b01000000
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#define PIN75_PORTBITMAP 0b01000000
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#define PIN76_PORTBITMAP 0b10000000
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// Attach the interrupt in setup()
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// NOTE: PORTJ2-6 (aka, "Pin '70', '71', '72', '73', '74'" are turned on as OUTPUT.
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// These are not true pins on the Arduino Mega series!
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void setup() {
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Serial.begin(115200);
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EI_printPSTR("--- START ------------------------------------\r\n");
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setupInterrupt(SS);
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setupInterrupt(SCK);
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setupInterrupt(MOSI);
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setupInterrupt(MISO);
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setupInterrupt(10);
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setupInterrupt(11);
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setupInterrupt(12);
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setupInterrupt(13);
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setupInterrupt(14);
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setupInterrupt(15);
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setupInterrupt(A8);
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setupInterrupt(A9);
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setupInterrupt(A10);
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setupInterrupt(A11);
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setupInterrupt(A12);
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setupInterrupt(A13);
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setupInterrupt(A14);
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setupInterrupt(A15);
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//// 0b01111100
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// MIKE- Why turn them all high? I think they should be 0!
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DDRJ |= PIN70_PORTBITMAP | PIN71_PORTBITMAP | PIN72_PORTBITMAP
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| PIN73_PORTBITMAP | PIN74_PORTBITMAP ; // Non-Arduino Port J pins all become output.
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PORTJ &= ~(PIN70_PORTBITMAP | PIN71_PORTBITMAP | PIN72_PORTBITMAP
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| PIN73_PORTBITMAP | PIN74_PORTBITMAP) ; // Turn them all low.
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//// 0b11000000
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DDRE |= PIN75_PORTBITMAP | PIN76_PORTBITMAP; // Non-Arduino Port E pins all become output.
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PORTE &= ~(PIN75_PORTBITMAP | PIN76_PORTBITMAP); // Turn them all low.
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// MIKE- replace this if necessary: enableInterrupt(70, interruptFunctionPin70, CHANGE);
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enableInterrupt(70, interruptFunction, CHANGE);
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enableInterrupt(71, interruptFunction, CHANGE);
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enableInterrupt(72, interruptFunction, CHANGE);
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enableInterrupt(73, interruptFunction, CHANGE);
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enableInterrupt(74, interruptFunction, CHANGE);
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// External Interrupts
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setupExInterrupt(21);
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setupExInterrupt(20);
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setupExInterrupt(19);
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setupExInterrupt(18);
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setupExInterrupt(2);
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setupExInterrupt(3);
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enableInterrupt(75, interruptExFunction, CHANGE);
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enableInterrupt(76, interruptExFunction, CHANGE);
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}
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#define IS_PINCHANGE 0
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#define IS_EXTERNAL 1
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#define FLIP 0
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#define FLOP 1
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uint8_t pin3state=IS_PINCHANGE;
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uint8_t enabledToggle=FLOP;
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uint8_t toggleCounter=0;
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uint16_t loopCounter=0;
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uint8_t portj_follower = PIN70_PORTBITMAP;
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uint8_t porte_follower = PIN75_PORTBITMAP;
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uint8_t current_pin_state = 0;
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// In the loop, we just check to see where the interrupt count is at. The value gets updated by
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// the interrupt routine.
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void loop() {
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/*
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if (toggleCounter & 0x80) {
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EI_printPSTR("Toggle 20, 71, 75, A8, 15, MISO...");
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delay(200);
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if (enabledToggle==FLOP) {
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disableInterrupt(20);
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disableInterrupt(71);
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disableInterrupt(75);
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disableInterrupt(15);
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disableInterrupt(A8);
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disableInterrupt(MISO);
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enabledToggle=FLIP;
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}
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else {
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EI_printPSTR("***ON***");
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setupExInterrupt(20);
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setupInterrupt(71);
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setupExInterrupt(75);
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setupInterrupt(15);
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setupInterrupt(A8);
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setupInterrupt(MISO);
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enabledToggle=FLOP;
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}
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toggleCounter=0;
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}*/
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loopCounter++;
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// Starting positions:
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// portjfollower 00000100 PORTJ 00000000 // Keep track of port j
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// portefollower 00000000 PORTE 00000000 // Keep track of port e
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// current_pin_state 0 // track the state of the current pin
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if (loopCounter == 0x3FFF) {
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if (portj_follower <= PIN74_PORTBITMAP) {
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EI_printPSTR("Interrupt fake pins...");
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// If the pin is on, turn it off, and go to the next pin
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if (current_pin_state) {
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PORTJ ^= portj_follower; // turn it off
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portj_follower <<= 1;
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current_pin_state=0;
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} else {
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// if the pin is off, turn it on
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PORTJ ^= portj_follower; // turn it on
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current_pin_state=1;
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}
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delay(1); // run a few instructions after triggering the interrupt.
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} else if (porte_follower >= PIN75_PORTBITMAP) {
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EI_printPSTR("Interrupt fake pins...");
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if (current_pin_state) {
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PORTE ^= porte_follower; // turn it off
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porte_follower <<= 1;
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current_pin_state=0;
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} else {
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PORTE ^= porte_follower; // turn it on
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current_pin_state=1;
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}
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delay(1); // run a few instructions after triggering the interrupt.
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} else {
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portj_follower=PIN70_PORTBITMAP;
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porte_follower=PIN75_PORTBITMAP;
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}
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loopCounter=0;
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}
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if (pinChangeInterruptFlag) {
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//EI_printPSTR("Pin Change interrupt, pin "); Serial.println(arduinoInterruptedPin);
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EI_printPSTR("pci: "); Serial.println(pinChangeInterruptFlag);
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EI_printPSTR(", state: "); Serial.println(arduinoPinState);
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arduinoInterruptedPin=0;
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pinChangeInterruptFlag=0;
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toggleCounter++;
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}
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if (externalInterruptFlag) {
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//EI_printPSTR("External interrupt, pin "); Serial.println(arduinoInterruptedPin);
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EI_printPSTR("ext: "); Serial.println(externalInterruptFlag);
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EI_printPSTR(", state: "); Serial.println(arduinoPinState);
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arduinoInterruptedPin=0;
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externalInterruptFlag=0;
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toggleCounter++;
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}
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}
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@@ -0,0 +1,14 @@
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# Arduino Makefile, see https://github.com/sudar/Arduino-Makefile (it's awesome!)
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#BOARD_TAG = atmega328
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#ARDUINO_PORT = /dev/ttyUSB0
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BOARD_TAG = mega
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BOARD_SUB = atmega2560
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ARDUINO_PORT = /dev/ttyACM0
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ARDUINO_LIBS =
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AVR_TOOLS_DIR = /usr
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CFLAGS_STD = -g
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CXXFLAGS_STD = -g
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include /usr/share/arduino/Arduino.mk
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