[專題] 第三組-音量檢測器

程式碼

int led1 = 2;
int led2 = 3;
int led3 = 4;
// the setup routine runs once when you press reset:
void setup() {
  // initialize serial communication at 9600 bits per second:
  Serial.begin(9600);
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
}
 
// the loop routine runs over and over again forever:
void loop() {
  // read the input on analog pin 0:
  int sensorValue = analogRead(A0); 
   Serial.println(sensorValue);
  // print out the value you read:
  digitalWrite(led1, LOW);
  digitalWrite(led2, LOW);
  digitalWrite(led3, LOW);
  if((sensorValue>25)&&(sensorValue<30 data-blogger-escaped-delay="" data-blogger-escaped-digitalwrite="" data-blogger-escaped-else="" data-blogger-escaped-for="" data-blogger-escaped-high="" data-blogger-escaped-i="" data-blogger-escaped-if="" data-blogger-escaped-int="" data-blogger-escaped-led1="" data-blogger-escaped-led2="" data-blogger-escaped-low="" data-blogger-escaped-sensorvalue="">=30)&&(sensorValue<100 data-blogger-escaped-delay="" data-blogger-escaped-digitalwrite="" data-blogger-escaped-else="" data-blogger-escaped-for="" data-blogger-escaped-high="" data-blogger-escaped-i="" data-blogger-escaped-if="" data-blogger-escaped-int="" data-blogger-escaped-led1="" data-blogger-escaped-led2="" data-blogger-escaped-led3="" data-blogger-escaped-low="" data-blogger-escaped-sensorvalue="">=100)
  {
     for(int i = 0; i <2 data-blogger-escaped-between="" data-blogger-escaped-delay="" data-blogger-escaped-digitalwrite="" data-blogger-escaped-for="" data-blogger-escaped-high="" data-blogger-escaped-i="" data-blogger-escaped-in="" data-blogger-escaped-led1="" data-blogger-escaped-led3="" data-blogger-escaped-low="" data-blogger-escaped-pre="" data-blogger-escaped-reads="" data-blogger-escaped-stability="">

PPT簡報 影片介紹：

在昨天的課堂中有一些地方說錯，在影片中已修正，造成大家理解上的誤會，深感抱歉.......(跪