// The setup function that runs one time at startupvoidsetup() {pinMode(13, OUTPUT);// Initialize digital pin 13 as an output.}// The main loop that continues forevervoidloop() {digitalWrite(13, HIGH);// turn the LED on (HIGH is the voltage level)delay(1000);// wait for a seco...
In this Arduino tutorial I will show you how to turn an LED on and off with a push button. In fact, we’ll do 2 slightly different applications. First, we will power on the LED when the button is pressed, and power off the LED when the button is not pressed. And then we’ll mo...
digitalWrite(led, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(led, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second } 在循环函数中,命令首先打开LED引脚(高),然后“延迟”1000毫秒(1秒)...
void loop() { digitalWrite(13, HIGH); // turn the LED on (HIGH is the voltage level) delay(2000); // wait for a second digitalWrite(13, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second } 5、IDE设置 (串口选择、开发板型号选择、编译器选择...
digitalWrite(led, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(led, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second } 在循环功能中,命令首先将LED引脚开启(HIGH),然后'延迟'1000毫秒(1秒...
digitalWrite(led, HIGH); // turnonledSerial.println("Fan Status: Overheating!"); }else{ //elseturnoffled digitalWrite(led, LOW);Serial.println("Fan Status: Normal"); } delay(1000); // Delayfor1secondbeforereading temperature again
digitalWrite(led, HIGH); //turn the LED on(HIGH is the voltage level) delay(1000);//wait for a second digitalWrite(led, LOW); //turn the LED off by making the voltage LOW delay(1000);//wait for a second } 1. 2. 3. 4. ...
on pin 9 to the servo object } v oid loop() { digitalWrite(led, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); digitalWrite(led, LOW); delay(1000); // wait for a second // turn the LED off by making the voltage LOW // wait for a second for(pos = ...
digitalWrite(13, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(13, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second } 1. 2. ...
UNO板上P13上有一个LED,这段测试代码就是让这个LED灯闪烁。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 voidsetup(){pinMode(13,OUTPUT);}voidloop(){digitalWrite(13,HIGH);// turn the LED on (HIGH is the voltage level) delay(1000);// wait for a second digitalWrite(13, LOW);// tu...