CPP 216
Arduino LED Guest on 27th January 2024 06:53:02 AM
  1.  
  2. // Muhammadi
  3. #define button 2
  4. #define led 3
  5. void setup() {
  6.   Serial.begin(9600);
  7.   pinMode(button, INPUT_PULLUP);  
  8. }
  9. bool flag = 0;
  10. int act = 0;
  11. int brightness = 255;
  12. void loop() {
  13.   if(digitalRead(button) == 0){
  14.     if(flag == 1){
  15.       int time = millis();
  16.       act = time;
  17.       while(digitalRead(button) == 0){
  18.         if(millis() - time > 400){
  19.           Serial.print(brightness);
  20.           time = millis();
  21.           if(brightness > 40){
  22.             brightness -= 40;
  23.           }
  24.           analogWrite(led, brightness);
  25.         }
  26.       }
  27.       if(millis() - act < 400){
  28.         analogWrite(led, 0);
  29.         flag = 0;
  30.       }
  31.     }
  32.     else{
  33.       while(digitalRead(button) == 0){}
  34.       brightness = 255;
  35.       flag = 1;
  36.       analogWrite(led, 255);
  37.     }
  38.   }
  39. }

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