Sensor capacitivo con dos led arduino
int led1 = 2; int led2 = 3; void setup() { pinMode(led1, OUTPUT); pinMode(led2, OUTPUT); } void loop() { int val = analogRead(A0); if (val < 512 && val > 0) { digitalWrite(led1, HIGH); digitalWrite(led2, LOW); } else if (val > 512 && val < 1023) { digitalWrite(led1, LOW); digitalWrite(led2, HIGH); } else { digitalWrite(led1, LOW); digitalWrite(led2, LOW); } }