/*Analog InputDemonstrates analog input by reading an analog sensor on analog pin 0 andturning on and off a light emittingdiode(LED) connected to digital pin 13.The amount of time the LED will be on and off depends on the value obtainedby analogRead().The circuit:- potentiometercenter pin ...
例如01.Basics里的Blink,使用板载的13引脚LED,交替亮灭。 // the setup function runs once when you press reset or power the boardvoidsetup(){// initialize digital pin LED_BUILTIN as an output.pinMode(LED_BUILTIN, OUTPUT); }// the loop function runs over and over again forevervoidloop(){...
#define _LED_H__ //导入Arduino核心头文件 #include"Arduino.h" class LED { 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 byte getPin(); //获取控制的引脚 void on(); //打开LED void off(); //关闭LED bool getStat...
#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...
#include<Gizwits.h>#include<Wire.h>#include<SoftwareSerial.h>int ledPin=13;// LED connected to digital pin 13,it's used for statusint myledPin=4;// my LED connected to digital pin 4int sensorValue=0;// value read from the potbool varR_LED_OnOff=0;Gizwits myGizwits;#defineKEY16#...
#define LED_BUILTIN 13 1. 以上是基本的语法,但要真正地上手Arduino,还需要学会使用Arduino的编辑器 Arduino IDE 下面是Arduino中文社区给的IDE下载方法 https:///thread-5838-1-1.html 1. 配置Arduino IDE 下面我用Arduino UNO开发板举例(某宝买的,十几块就能买到): ...
// setup()函数只运行一次,用来启动Arduino控制器,将运行中不改变的数值和属性固化到芯片中voidsetup() {//initialize digital pin LED_BUILTIN as an output. // pinMode(pin,mode):将指定的引脚配置为输入或输出 // - pin:所需要设置的引脚号
通过pinMode()函数,你可以将Arduino的引脚配置为以下三种模式: 1、输出(OUTPUT)模式 2、输入(INPUT)模式 3、输入上拉(INPUT_PULLUP)模式 (仅支持Arduino 1.0.1以后版本) 在输入上拉(INPUT_PULLUP)模式中,Arduino将开启引脚的内部上拉电阻,实现上拉输入功能。一旦将引脚设置为输入(INPUT)模式,Arduino内部上拉电阻...
// initialize digital pin LED_BUILTIN as an output. 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) ...
#define STEPS_PER_OUTPUT_REVOLUTION 32 * 64 // Declare 'small_stepper' variable Stepper small_stepper(STEPS_PER_MOTOR_REVOLUTION, 8, 10, 9, 11); // Declare 'Steps2Take' variable int Steps2Take; void setup() { // Nothing (Stepper Library sets pins as outputs) ...