com_ex.cpp

来自「串口演示源程序合集」· C++ 代码 · 共 36 行

#include <iostream>
#include <exception>
using namespace std;

#include <windows.h>
#include "com_class.h"

class _com_ex : public thread_com
{
public:
	virtual on_receive()
	{
		char str[100];
		if(read(str, 100) > 0)//异步读，返回读取字符数
				cout << str; 
	}
};

int main(int argc, char *argv[])
{
	try
	{
		char str[100];
		_com_ex com2;	//异步扩展
		com2.open(2); 
		Sleep(10000);
		com2.close();
	}
	catch(exception &e)
	{
		cout << e.what() << endl;
	}
	return 0;
}