C++ 串口通信

cnblue春春

于 2017-03-21 17:24:17 发布

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分类专栏： C++ 文章标签： C++ 串口通信

本文链接：https://blog.youkuaiyun.com/u011733376/article/details/64444765

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本文介绍了使用C++进行串口通信的基础知识，包括如何创建串口类SerialClass的头文件（.h）和实现文件（.cpp）。通过这个类，可以实现与硬件设备的数据交互。

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串口基类

SerialClass.h

#ifndef SERIALCLASS_H_INCLUDED
#define SERIALCLASS_H_INCLUDED

#define ARDUINO_WAIT_TIME 2000

#include <windows.h>
#include <stdio.h>
#include <stdlib.h>

class Serial
{
private:
	//Serial comm handler
	HANDLE hSerial;
	//Connection status
	bool connected;
	//Get various information about the connection
	COMSTAT status;
	//Keep track of last error
	DWORD errors;

public:
	//Initialize Serial communication with the given COM port
	Serial(const char *portName);
	//Close the connection
	~Serial(void);
	//Read data in a buffer, if nbChar is greater than the
    //maximum number of bytes available, it will return only the
    //bytes available. The function return -1 when nothing could
    //be read, the number of bytes actually read.
	int ReadData(char* buffer, unsigned int nbChar);
	//Writes data from a buffer through the Serial connection
	//return true on success.
	bool WriteData(const

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