***/int TRIG = 5; int ECO = 6; int LED = 3; int DURATION; int DISTANCE; int LED2 = 2; int LED3 = 4; int BUZZER = 7;void

[answerhappygod]

***/int TRIG = 5; int ECO = 6; int LED = 3; int DURATION; int DISTANCE; int LED2 = 2; int LED3 = 4; int BUZZER = 7;void setup() {// put your setup code here, to run once: pinMode(TRIG, OUTPUT);pinMode(ECO, INPUT);pinMode(LED, OUTPUT);pinMode(LED2, OUTPUT);pinMode(LED3, OUTPUT);pinMode(BUZZER, OUTPUT); Serial.begin(9600);}void loop() {digitalWrite(TRIG, HIGH); delay(1);digitalWrite(TRIG, LOW); DURATION = pulseIn(ECO, HIGH); DISTANCE = DURATION / 58.2; Serial.println(DISTANCE); delay(200);if (DISTANCE <= 15 && DISTANCE >= 8 ) { digitalWrite(LED, HIGH);}else {digitalWrite(LED, LOW);
***/
int TRIG = 5; int ECO = 6; int LED = 3; int DURATION; int DISTANCE; int LED2 = 2; int LED3 = 4; int BUZZER = 7;
void setup() {
// put your setup code here, to run once: pinMode(TRIG, OUTPUT);
pinMode(ECO, INPUT);
pinMode(LED, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(BUZZER, OUTPUT); Serial.begin(9600);
}
void loop() {
digitalWrite(TRIG, HIGH); delay(1);
digitalWrite(TRIG, LOW); DURATION = pulseIn(ECO, HIGH); DISTANCE = DURATION / 58.2; Serial.println(DISTANCE); delay(200);
if (DISTANCE <= 15 && DISTANCE >= 8 ) { digitalWrite(LED, HIGH);
}
else {
digitalWrite(LED, LOW);