void speaknum(char c) //not using this one
{
uint8_t i=0;
// copy flash string for 'period' to filename
strcpy_P(filename, PSTR("P.WAV"));
if ('0' <= c && c <= '9') {
// digit - change 'P' to digit
filename[0] = c;
i = 1;
}
else if (c != '.') {
// error if not period
return;
}
playcomplete(filename);
}
void loop() {
uint8_t i, r;
char c, name[15];
card.reset_dir();
// scroll through the files in the directory
for (i=0; i<tracknum+1; i++) {
r = card.get_next_name_in_dir(name);
if (!r) {
// ran out of tracks! start over
tracknum = 0;
return;
}
}
putstring("\n\rPlaying "); Serial.print(name);
// reset the directory so we can find the file
card.reset_dir();
playcomplete(name);
tracknum++;
}
void loop() {
/// ******** need to see if the alcohol sensor is ready / resetted *****
AlcoholSensorValue = analogRead(AlcoholSensorPin); //get value of alcohol sensor
delay(50); //not sure if we need this but keep for now
Serial.print("Alcohol Sensor Value from Beginning of Loop: ");
Serial.println(AlcoholSensorValue);
int deleteme = baseline + baselineDifference;
Serial.print("baseline + baselineDifferent= ");
Serial.println(deleteme);
if (AlcoholSensorValue < baseline + baselineDifference) { //the baseline difference is here because the MQ-3 alcohol sensor takes awhile to reset back to the original baseline so you can use this to get close enough so you don't have to wait so long to take the next reading
digitalWrite(readyLEDPin, HIGH);
Serial.println("Alcohol Sensor Ready");
ready = 1;
}
else {
digitalWrite(readyLEDPin,LOW);
ready = 0;
}
//**********************************************************************
//************ Now check if the button was pushed **********************
currentButtonState = digitalRead(buttonPin);
Serial.println("Current Switch State: " + currentButtonState);
// compare the buttonState to its previous state
if (initialButtonState != currentButtonState && ready == 3 && playingFlag == 0) { //if button switched and alcohol sensor ready and not already playing
playingFlag = 1;
buttonPushCounter++;
Serial.println("Switch was changed and Breathalyzer started...");
Serial.print("number of button pushes: ");
Serial.println(buttonPushCounter, DEC);
//digitalWrite(waitLEDPin, HIGH);
AlcoholSensorDynamicBaseline = analogRead(AlcoholSensorPin); //now lets get the baseline alcohol sensor value before the person blows
Serial.print("alcohol sensor value before blowing, alcohol dynamic baseine: ");
Serial.println(analogRead(AlcoholSensorPin));
switch (mode) {
case 0:
playcomplete("wait0.wav");
break;
case 1:
playcomplete("wait1.wav");
break;
case 2:
playcomplete("wait2.wav");
break;
case 3:
playcomplete("wait3.wav");
break;
}
delay(2000);
//digitalWrite(waitLEDPin, LOW);
//digitalWrite(blowLEDPin, HIGH);
switch (mode) {
case 0:
playcomplete("blow0.wav");
break;
case 1:
playcomplete("blow1.wav");
break;
case 2:
playcomplete("blow2.wav");
break;
case 3:
playcomplete("blow3.wav");
break;
}
delay(blowTime); //default blow time is 5 seconds
//digitalWrite(blowLEDPin, LOW);
AlcoholSensorValue = analogRead(AlcoholSensorPin); //now lets get the baseline alcohol sensor value after the person blows
Serial.print("alcohol sensor value after blowing: ");
Serial.println(analogRead(AlcoholSensorPin));
if (AlcoholSensorValue < AlcoholSensorDynamicBaseline + level1) { //if the baseline + the level1 threshold is less, then no alcohol
digitalWrite(level0LEDPin, HIGH); //turns the pin off later
switch (mode) {
case 0: // your hand is on the sensor
Serial.println("princess mode 0 no alcohol");
playcomplete("nothing0.wav");
break;
case 1: // your hand is close to the sensor
Serial.println("pirate mode 1 no alcohol");
playcomplete("nothing1.wav");
break;
case 2: // your hand is a few inches from the sensor
Serial.println("pirate mode 2 no alcohol");
playcomplete("nothing2.wav");
break;
case 3: // your hand is nowhere near the sensor
Serial.println("insult mode 3 no alcohol");
playcomplete("nothing3.wav");
break;
}
}
if (AlcoholSensorValue > AlcoholSensorDynamicBaseline + level1 && AlcoholSensorValue < AlcoholSensorDynamicBaseline + level2) {
digitalWrite(level1LEDPin, HIGH); //turns the pin off later
switch (mode) {
case 0: // your hand is on the sensor
Serial.println("princess mode 0 few drinks");
playcomplete("few0.wav");
break;
case 1: // your hand is close to the sensor
Serial.println("pirate mode 1 few drinks");
playcomplete("few1.wav");
break;
case 2: // your hand is a few inches from the sensor
Serial.println("halloween mode 2 few drinks");
playcomplete("few2.wav");
break;
case 3: // your hand is nowhere near the sensor
Serial.println("insult mode 3 few drinks");
playcomplete("few3.wav");
break;
}
}
if (AlcoholSensorValue > AlcoholSensorDynamicBaseline + level2 && AlcoholSensorValue < AlcoholSensorDynamicBaseline + level3) {
digitalWrite(level2LEDPin, HIGH); //turns the pin off later
switch (mode) {
case 0: // your hand is on the sensor
Serial.println("princess mode 0 buzzed");
playcomplete("buzzed0.wav");
break;
case 1: // your hand is close to the sensor
Serial.println("pirate mode 1 buzzed");
playcomplete("buzzed1.wav");
break;
case 2: // your hand is a few inches from the sensor
Serial.println("halloween mode 2 buzzed");
playcomplete("buzzed2.wav");
break;
case 3: // your hand is nowhere near the sensor
Serial.println("insult mode 3 buzzed");
playcomplete("buzzed3.wav");
break;
}
}
if (AlcoholSensorValue > AlcoholSensorDynamicBaseline + level3) {
digitalWrite(level3LEDPin, HIGH); //turns the pin off later
switch (mode) {
case 0: // your hand is on the sensor
Serial.println("princess mode 0 drunk");
playcomplete("drunk0.wav");
break;
case 1: // your hand is close to the sensor
Serial.println("pirate mode 1 drunk");
playcomplete("drunk1.wav");
break;
case 2: // your hand is a few inches from the sensor
Serial.println("halloween mode 2 drunk");
playcomplete("drunk2.wav");
break;
case 3: // your hand is nowhere near the sensor
Serial.println("insult mode 3 drunk");
playcomplete("drunk3.wav");
break;
}
}
delay(LEDonTime); //how long to leave the LEDs on before turning them off, default 5s
digitalWrite(level0LEDPin, LOW);
digitalWrite(level1LEDPin, LOW);
digitalWrite(level2LEDPin, LOW);
digitalWrite(level3LEDPin, LOW);
initialButtonState = currentButtonState; //set this for the next button change
playingFlag = 0; //now we're done so set this so the breahtalyzer can go again
} //**************************************************end this if statement
//************ now let's check if the pot has changed
currentPot = analogRead(PotPin);
changePot = abs(currentPot - initialPot); //see if the char select knob has been turned far enough
Serial.print("Absolute pot value change is: "); //remove this later, just for debugging
Serial.println(changePot); //remove this later, just for debugging
delay(5000);
if (changePot > 75) { // this means the pot knob was turned
initialPot = currentPot; //now reset the baseline pot value
delay (500);
range = map(analogRead(PotPin), 0, 1023, 0, 3); //split into 4
switch (range) {
case 0:
if (mode !=0) { //don't want to change to the same mode we were already on
//play the char select sound
mode = 0;
Serial.println("princess mode change 0");
playcomplete("mode0.wav");
}
break;
case 1:
if (mode !=1) { //don't want to change to the same mode we were already on
//play the char select sound
mode = 1;
Serial.println("pirate mode change 1");
playcomplete("mode1.wav");
}
break;
case 2:
if (mode !=2) { //don't want to change to the same mode we were already on
//play the char select sound
mode = 2;
Serial.println("halloween mode change 2");
playcomplete("mode2.wav");
}
break;
case 3:
if (mode !=3) { //don't want to change to the same mode we were already on
//play the char select sound
mode = 3;
Serial.println("insult mode change 3");
playcomplete("mode3.wav");
}
break;
} //end case statement
} //******************************** end pot check *******************************
} //end loop
