#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...
a = arduino(); writeDigitalPin(a,'D5',1); Input Arguments collapse all Arduino hardware connection created usingarduino, specified as an object. Pin number on the hardware, specified as a character vector. Note If you are using an analog pin to write a digital value, thepinwill be confi...
对于Arduino，用pinMode将IO口设为OUTPUT的时候，其实IO的状态为“强推挽”，也就是说设为高电平时，I...
AI代码解释 #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;#d...
analogWrite(pin, value) Parameters 参数 pin: the pin to write to. pin:输出的引脚号 value: the duty cycle: between 0 (always off) and 255 (always on). value:占用空:从0(常关)到255(常开) Returns 返回值 nothing Notes and Known Issues 备注和已知问题 ...
The line of code starting with ‘pinMode’ setspin 13as an output. This enables us to write avalueto the pin. The value can be ‘HIGH’ or ‘LOW’. HIGH turns the pin on and LOW turns it off. Therefore, to turn on pin 13, we need to write ‘HIGH’ to it as shown on line...
语法：DHT11.read(pin)参数：DHT11，一个 dht11 类的对象；pin，Arduino 连接传感器的引脚编号 返回值：int t 类型 ，为 0 0 、- -1 1 或 或 2 2 0 对应宏 DHTLIB_OK，收到数据，且校验正确；-1 对应宏 DHTLIB_ERROR_CHECKSUM，表示接收到数据但校验错误；2 .对应宏 DHTLIB_ERROR_TIMEOUT，表示...
This new Adafruit shield makes it easy to use a 16x2 Character LCD. We really like the Blue & White 16x2 LCDs we stock in the shop. Unfortunately, these LCDs do require quite a few digital pins, 6 to control the LCD and then another pin to control the backlight for a total of 7...
再看一个程序函数:pinMode() 在setup函数里,有个初始化的内容: pinMode()函数官方说明: 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...
pinMode( GPIO5, OUTPUT ); digitalWrite( GPIO5, HIGH ); 预定义引脚名称可以在pins_arduino.h中找到,并包含在某个 Arduino 接线项目中,但由于物理连接器引脚因你进行生成所针对的硬件设置而异,因此我们还在此处包含了一个表,用于介绍每台设备可以使用哪些引脚名称。