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#include<iostream>
#include<windows.h>
using namespace std;
int main()
{
HANDLE hcom;
hcom = CreateFile("COM1",GENERIC_READ | GENERIC_WRITE,0,NULL,OPEN_EXISTING
,FILE_ATTRIBUTE_NORMAL,NULL);
if (hcom == INVALID_HANDLE_VALUE)
{
return -1;
}
SetupComm(hcom,1024,1024);
DCB dcb;
GetCommState(hcom,&dcb);
dcb.BaudRate = 4800;
dcb.ByteSize = 8;
dcb.Parity = 0;
dcb.StopBits = 1;
SetCommState(hcom,&dcb);
char data[]={0xA0, 0x01, 0x00, 0x08, 0x00, 0x30, 0xAF, 0x39};
DWORD dwWrittenLen = 0;
if(!WriteFile(hcom,data,8,&dwWrittenLen,NULL))
{
return -1;
}
return 0;
}