suma y resta
Disipador con potenciómetro
int fanPin = 6; int led1Pin = 2; int led2Pin = 3; int led3Pin = 4; int buttonPin = 10; int fanSpeed = LOW; int led1State = LOW; int led2State = LOW; int led3State = LOW; void setup() { pinMode(fanPin, OUTPUT); pinMode(led1Pin, OUTPUT); pinMode(led2Pin, OUTPUT); pinMode(led3Pin, OUTPUT); pinMode(buttonPin, INPUT_PULLUP); } void loop() { if (digitalRead(buttonPin) == LOW) { fanSpeed = fanSpeed + 1; if (fanSpeed > 3) { fanSpeed = LOW; } switch (fanSpeed) { case 0: digitalWrite(fanPin, LOW); digitalWrite(led1Pin, LOW); digitalWrite(led2Pin, LOW); ...
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