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204 lines
3.9 KiB
204 lines
3.9 KiB
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//currently 8 leds controllable
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#define LED1 A0
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#define LED2 A1
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#define LED3 A2
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#define LED4 A3
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#define LED5 A4
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#define LED6 A5
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#define LED7 7 //A6, and A7 are ADC only. No GPIO.
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#define LED8 8
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#define Sensor A6
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#define SPKR 5
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uint16_t gasVAL;
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void setup() {
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// put your setup code here, to run once:
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Serial.begin(9600);
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pinMode(LED1, OUTPUT);
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pinMode(LED2, OUTPUT);
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pinMode(LED3, OUTPUT);
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pinMode(LED4, OUTPUT);
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pinMode(LED5, OUTPUT);
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pinMode(LED6, OUTPUT);
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pinMode(LED7, OUTPUT);
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pinMode(LED8, OUTPUT);
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pinMode(SPKR, OUTPUT);
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Startup();
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}
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void loop() {
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// put your main code here, to run repeatedly:
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gasVAL = analogRead(Sensor);
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Serial.println(gasVAL);
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lightLED(gasVAL);
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delay(30);
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}
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void Startup (void){
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Serial.println("Flammable Gas Sensor");
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Serial.println("Begin");
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int yy = 0;
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for(yy=200;yy<1200;yy+=150){
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tone(SPKR,yy,100);
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delay(100);
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}
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/*
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for(yy=2000;yy>100;yy-=100){
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tone(SPKR,yy,100);
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delay(50);
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}*/
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,HIGH);
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delay(500);
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digitalWrite(LED1,LOW);
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digitalWrite(LED2,LOW);
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digitalWrite(LED3,LOW);
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digitalWrite(LED4,LOW);
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digitalWrite(LED5,HIGH);
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digitalWrite(LED6,HIGH);
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digitalWrite(LED7,HIGH);
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digitalWrite(LED8,HIGH);
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delay(500);
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digitalWrite(LED5,LOW);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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}
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void lightLED( uint16_t reading){
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if (reading >= 750){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,HIGH);
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digitalWrite(LED5,HIGH);
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digitalWrite(LED6,HIGH);
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digitalWrite(LED7,HIGH);
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digitalWrite(LED8,HIGH);
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tone(SPKR,750,100);
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}
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else if (reading >= 700){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,HIGH);
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digitalWrite(LED5,HIGH);
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digitalWrite(LED6,HIGH);
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digitalWrite(LED7,HIGH);
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digitalWrite(LED8,LOW);
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tone(SPKR,700,100);
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}
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else if (reading >= 650){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,HIGH);
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digitalWrite(LED5,HIGH);
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digitalWrite(LED6,HIGH);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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tone(SPKR,650,100);
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}
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else if (reading >= 600){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,HIGH);
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digitalWrite(LED5,HIGH);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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tone(SPKR,600,100);
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}
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else if (reading >= 550){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,HIGH);
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digitalWrite(LED5,LOW);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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tone(SPKR,550,100);
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}
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else if (reading >= 500){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,LOW);
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digitalWrite(LED5,LOW);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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tone(SPKR,500,100);
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}
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else if (reading >= 410){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,HIGH);
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digitalWrite(LED3,LOW);
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digitalWrite(LED4,LOW);
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digitalWrite(LED5,LOW);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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tone(SPKR,410,100);
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}
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else if (reading >= 300){
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,LOW);
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digitalWrite(LED3,LOW);
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digitalWrite(LED4,LOW);
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digitalWrite(LED5,LOW);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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}
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else if (reading >= 0){
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digitalWrite(LED1,LOW);
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digitalWrite(LED2,LOW);
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digitalWrite(LED3,LOW);
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digitalWrite(LED4,LOW);
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digitalWrite(LED5,LOW);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,LOW);
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digitalWrite(LED8,LOW);
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}
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/*else {
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digitalWrite(LED1,HIGH);
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digitalWrite(LED2,LOW);
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digitalWrite(LED3,HIGH);
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digitalWrite(LED4,LOW);
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digitalWrite(LED5,HIGH);
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digitalWrite(LED6,LOW);
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digitalWrite(LED7,HIGH);
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digitalWrite(LED8,LOW);
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}*/
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}
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