|
|
-
-
-
- //currently 8 leds controllable
- #define LED1 A0
- #define LED2 A1
- #define LED3 A2
- #define LED4 A3
- #define LED5 A4
- #define LED6 A5
- #define LED7 7 //A6, and A7 are ADC only. No GPIO.
- #define LED8 8
-
- #define Sensor A6
-
- uint16_t gasVAL;
-
- void setup() {
- // put your setup code here, to run once:
- Serial.begin(9600);
-
- pinMode(LED1, OUTPUT);
- pinMode(LED2, OUTPUT);
- pinMode(LED3, OUTPUT);
- pinMode(LED4, OUTPUT);
- pinMode(LED5, OUTPUT);
- pinMode(LED6, OUTPUT);
- pinMode(LED7, OUTPUT);
- pinMode(LED8, OUTPUT);
-
-
- Startup();
-
- }
-
- void loop() {
- // put your main code here, to run repeatedly:
-
- gasVAL = analogRead(Sensor);
- Serial.println(gasVAL);
- lightLED(gasVAL);
- delay(30);
-
- }
-
- void Startup (void){
-
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,HIGH);
-
- delay(1000);
- digitalWrite(LED1,LOW);
- digitalWrite(LED2,LOW);
- digitalWrite(LED3,LOW);
- digitalWrite(LED4,LOW);
-
- digitalWrite(LED5,HIGH);
- digitalWrite(LED6,HIGH);
- digitalWrite(LED7,HIGH);
- digitalWrite(LED8,HIGH);
-
- delay(1000);
- digitalWrite(LED5,LOW);
- digitalWrite(LED6,LOW);
- digitalWrite(LED7,LOW);
- digitalWrite(LED8,LOW);
-
-
- }
-
- void lightLED( uint16_t reading){
-
- if (reading >= 750){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,HIGH);
- digitalWrite(LED5,HIGH);
- digitalWrite(LED6,HIGH);
- digitalWrite(LED7,HIGH);
- digitalWrite(LED8,HIGH);
- }
- else if (reading >= 700){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,HIGH);
- digitalWrite(LED5,HIGH);
- digitalWrite(LED6,HIGH);
- digitalWrite(LED7,HIGH);
- digitalWrite(LED8,LOW);
- }
- else if (reading >= 650){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,HIGH);
- digitalWrite(LED5,HIGH);
- digitalWrite(LED6,HIGH);
- digitalWrite(LED7,LOW);
- digitalWrite(LED8,LOW);
- }
- else if (reading >= 600){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,HIGH);
- digitalWrite(LED5,HIGH);
- digitalWrite(LED6,LOW);
- digitalWrite(LED7,LOW);
- digitalWrite(LED8,LOW);
- }
- else if (reading >= 550){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,HIGH);
- digitalWrite(LED5,LOW);
- digitalWrite(LED6,LOW);
- digitalWrite(LED7,LOW);
- digitalWrite(LED8,LOW);
- }
- else if (reading >= 500){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,LOW);
- digitalWrite(LED5,LOW);
- digitalWrite(LED6,LOW);
- digitalWrite(LED7,LOW);
- digitalWrite(LED8,LOW);
- }
- else if (reading >= 450){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,HIGH);
- digitalWrite(LED3,LOW);
- digitalWrite(LED4,LOW);
- digitalWrite(LED5,LOW);
- digitalWrite(LED6,LOW);
- digitalWrite(LED7,LOW);
- digitalWrite(LED8,LOW);
- }
- else if (reading >= 400){
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,LOW);
- digitalWrite(LED3,LOW);
- digitalWrite(LED4,LOW);
- digitalWrite(LED5,LOW);
- digitalWrite(LED6,LOW);
- digitalWrite(LED7,LOW);
- digitalWrite(LED8,LOW);
- }
- else {
- digitalWrite(LED1,HIGH);
- digitalWrite(LED2,LOW);
- digitalWrite(LED3,HIGH);
- digitalWrite(LED4,LOW);
- digitalWrite(LED5,HIGH);
- digitalWrite(LED6,LOW);
- digitalWrite(LED7,HIGH);
- digitalWrite(LED8,LOW);
- }
-
-
-
- }
-
|