智能风扇

单词 word
马达 motor
直流电 direct current
线路图.*

程序图
void setup(){
  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(10, OUTPUT);
  digitalWrite(13,HIGH);
  digitalWrite(12,HIGH);
  digitalWrite(11,HIGH);
  digitalWrite(10,HIGH);
}

void loop(){
  if (digitalRead(13) == 0) {
    analogWrite(6,0);

  } else if (digitalRead(12) == 1) {
    analogWrite(6,100);
  } else if (digitalRead(11) == 1) {
    analogWrite(6,200);
  } else if (digitalRead(10) == 1) {
    analogWrite(6,255);
  }

}

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