turnONLedSpeaker(400); morseCode.concat("-");// Storing code in variable morseCode with the help of concatenation function Serial.print("-");//Prints User entered Code delay(200); }elseif(dotButtonState == HIGH)
{ // // put your setup code here, to run once: // // int result = myFunction(2, 3); // pinMode(LED_PIN, OUTPUT); // pinMode(LED_PIN_2, OUTPUT); // pinMode(LED_PIN_3, OUTPUT); // Serial.begin(9600); // } /* Fade This example shows how to fade an LED on pin ...
Turns on an LED on for one second,then off for one second,repeatedly. This example code is in the public do main. */ //Pin13 has an LED connected on most Arduino boards. //give it a name: Int led=13; //the setup routine runs once when you press reset Void setup(){//initialize...
标注字符IN的是控制线、VCC是电源线、GND是地线。 3.连接模块 Mega开发板,2-13都是pwm接口,随便选一个都可以。 Uno开发板,3,5,6,9,10,11是pwm接口,可以在开发板上看到接口数字边上有个~。 LED灯IN连接到Mega D2接口;VCC接到Mega 5V接口;GND接到Mega GND接口。 早期的开发板,为了防止电压不稳定击穿电...
digitalWrite(led, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second } 复制代码 代码开头: /* Blink Turns on an LED on for one second, then off for one second, repeatedly. This example code is in the public domain. ...
pinMode(LED_BUILTIN, OUTPUT); } // the loop function runs over and over again forever void loop() { digitalWrite(LED_BUILTIN, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(LED_BUILTIN, LOW); // turn the LED off by makin...
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 } [Get Code] ...
code is executed repeatedly, as it is a loop. digitalWrite(13,HIGH);//Step 1: The LED Turns on. delay(1000);//Step 2: Wait one second. digitalWrite(13,LOW);//Step 3: Shut the LED off. //Something's missing here: The LED will immediately turn back on as there is...
Turns on an LED on for one second, then off for one second, repeatedly. This example code is in the public domain.*///Pin 13 has an LED connected on most Arduino boards.//give it a name:intled =5; #这里将原来的13改为5,当然你也可以改为其实端口,只要和led正极连接端口相一致即可。/...
pinMode(LED_BUILTIN, OUTPUT); } // the loop function runs over and over again forever void loop() { digitalWrite(LED_BUILTIN, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(LED_BUILTIN, LOW); // turn the LED off by makin...