longPressKey=KEY_CODE_FOUR; }//长按 4 键的事件if( results.value == KEY_CODE_LONG_PRESS && longPressKey ==KEY_CODE_FOUR) { fadeOn(1000,5); fadeOff(1000,5); } }//led亮灯voidledOn(intledPin) { digitalWrite(ledPin, HIGH); }//led熄灯voidledOff(intledPin) { digitalWrite(ledPin, ...
5) 附件:Arduino代码 /* Project: LED_Blink * Written by:Chris Marella * Date: January 4, 2017 * Description: The following code will flash an LED on and off. */ //Pin Definitions const int LED = 3; //define digital pin 3 as LED output void setup() { //Pin Configurations pinMode...
{ // // 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 ...
#define _LED_H__//导入Arduino核心头文件#include"Arduino.h"classLED{private:byte pin;//控制led使用的引脚public:LED(byte p,bool state=LOW);//构造函数~LED();//析构函数bytegetPin();//获取控制的引脚voidon();//打开LEDvoidoff();//关闭LEDboolgetState();//获取LED状态voiddisattach();//释...
***/#ifndef _LED_H__#define_LED_H__//导入Arduino核心头文件#include"Arduino.h"classLED {private:bytepin;//控制led使用的引脚public: LED(bytep ,boolstate=LOW );//构造函数~LED();//析构函数bytegetPin();//获取控制的引脚voidon();//打开LEDvoidoff();//关闭LEDboolgetState();//获取LED...
直接将 LED 针脚插入到 GND 和 13 ~ (2)电路示意图 - Schematic (3)印刷版电路图- PCB (4)代码 - Code /*BlinkSwitching a LED on and offThis example is part of the Fritzing Creator Kit: www.fritzing.org/creator-kit.*/intled=13;// integer variable led is declaredvoidsetup(){// the ...
(ledPin,HIGH);// sets the LED onmyGizwits.setBindMode(WIFI_AIRLINK_MODE);//AirLink modebreak;default:break;}}voidsetup(){// put your setup code here, to run once:Serial.begin(9600);pinMode(ledPin,OUTPUT);// sets the digital pin as outputpinMode(myledPin,OUTPUT);// sets the ...
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 ...
串电阻就限制了这个过程,温度升高,电流增加,电阻上的分压增大,led 上的电压减小,电流就减小,温度就不会再上升。 程序 这里是在昨天的基础之上继续做的实验,只需要将昨晚的 Blink 代码修改一下即可使用。 拷贝一份示例代码 /* Blink Turns an LED on for one second, then off for one second, repeatedly. ...
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. ...