Finally!! Arduino + MultiCoin Acceptor source: nl.smarthide/browse.php?u=Oi8vcGFzdGViaW4uY29tL3o1RG5odFNG&b=13 /* This sketch assumes that coin 1, will return 1 pulse, coin 2 will return 2 pulses, and so on. Coin values: 1 = 0.5 2 = 1 3 = 2 4 = 10 */ const byte coinValues[4] = { 5, 10, 20, 100}; //Coin values goes into this array #define pulseTimeout 200 //How many milliseconds there are from the last impulse to the coin is determined (default 275) #define actionTimeout 60000 //How many milliseconds before stored credit is reset (default 60000) unsigned long lastAction = 0; //When last action was made unsigned long lastPulse = 0; //When last pulse was send int pulseCount = 0; //How many pulses we got int currentCredit; //The current credit void showCredit() { int credit = currentCredit/10; int left = currentCredit % (currentCredit/10); Serial.print(Current credit: ); Serial.print(credit, DEC); Serial.print(.); Serial.print(left, DEC); Serial.println(0); } void setup() { Serial.begin(9600); attachInterrupt(0, acceptorCount, RISING); //Digital interrupt pin 1 attachInterrupt(1, acceptorPulse, RISING); //Digital interrupt pin 2 Serial.println(Coin Acceptor ready); pulseCount = 0; pinMode(13, OUTPUT); } unsigned long tempAction; unsigned long tempPulse; void loop() { tempAction = lastAction; tempPulse = lastPulse; if (millis() - lastPulse >= pulseTimeout && pulseCount > 0 || pulseCount >= 4) { if (tempAction != lastAction || tempPulse != lastPulse) return; //Check if interrupt has fired since loop started, wait for next cycle if it has tone(12, 1800, 150); currentCredit += coinValues[pulseCount-1]; showCredit(); pulseCount = 0; } if ((millis() - lastAction >= actionTimeout) && (lastAction != 0) && (currentCredit > 0) && (pulseCount == 0)) { if (tempAction != lastAction || tempPulse != lastPulse) return; //Check if interrupt has fired since loop started, wait for next cycle if it has currentCredit = 0; lastAction = 0; Serial.println(\n*** TIMEOUT! Credit reset. ***); showCredit(); } } void acceptorPulse() { lastAction = millis(); lastPulse = millis(); pulseCount++; } void acceptorCount() { digitalWrite(13, digitalRead(13)); }
Posted on: Wed, 19 Nov 2014 17:18:33 +0000
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