20151210 22번 우대희 업무일지

#include <Windows.h>

#include <stdio.h>

#define  CRC_POLYNOM    0x8408

#define  CRC_PRESET    0xFFFF

unsigned short CRC16(void *, unsigned int);

int main()

{

int iCnt;

u_char caString[255] =

{

0x05, 0x00, 0x65,

0x00, 0x3F,

0x00, 0x20,

0x00, 0x0A,

0x00, 0x00,

};

DWORD dwCnt;

DCB sPState;

HANDLE hComm = CreateFile("COM7", GENERIC_READ | GENERIC_WRITE,

0,

NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);

if (INVALID_HANDLE_VALUE == hComm)

{

printf("포트 열 수 없음\n");

return 0;

}

if (0 == SetupComm(hComm, 4096, 4096))

{

printf("버퍼 설정 에러\n");

CloseHandle(hComm);

return 0;

}

if (0 == PurgeComm(hComm, PURGE_TXABORT | PURGE_TXCLEAR))

{

printf("버퍼 초기화 에러\n");

CloseHandle(hComm);

return 0;

}

sPState.DCBlength = sizeof(sPState);

if (0 == GetCommState(hComm, &sPState))

{

printf("시리얼 상태 읽기 에러\n");

CloseHandle(hComm);

return 0;

}

sPState.BaudRate = CBR_38400;

sPState.ByteSize = 8;

sPState.Parity = EVENPARITY;

sPState.StopBits = ONESTOPBIT;

if (0 == SetCommState(hComm, &sPState))

{

printf("시리얼 상태 설정 에러\n");

CloseHandle(hComm);

return 0;

}

*((unsigned short *)(caString + caString[0] - 2)) = CRC16(caString, (caString[0] - 2));

WriteFile(hComm, caString, caString[0], &dwCnt, 0);

ReadFile(hComm, caString, 1, &dwCnt, 0);

ReadFile(hComm, caString + 1, (caString[0] - 1), &dwCnt, 0);

for (iCnt = 0; iCnt<caString[0]; ++iCnt)

{

printf("0x%02X, ", caString[iCnt]);

}

putchar('\n');

printf("SW-REV : %02X%02X\n", caString[4], caString[5]);

printf("D-REV   : %02X\n", caString[6]);

printf("HW-Type : %02X\n", caString[7]);

printf("SW-Type : ");

switch (caString[8])

{

case 30:

printf("ID ISC.M01\n");

break;

case 31:

printf("ID ISC.M02\n");

break;

case 71:

printf("ID ISC.PRH100–U (USB-Version)\n");

break;

case 72:

printf("ID ISC.PRH100\n");

break;

case 73:

printf("ID ISC.MR100–U (USB-Version)\n");

break;

case 74:

printf("ID ISC.MR100 / .PR100\n");

break;

case 75:

printf("ID ISC.MR200-A / -E\n");

break;

case 40:

printf("ID ISC.LR100\n");

break;

case 41:

printf("ID ISC.LR200\n");

break;

case 91:

printf("ID ISC.LRU1000\n");

break;

case 80:

printf("ID CPR.M02\n");

break;

case 81:

printf("ID CPR.02\n");

break;

case 84:

printf("ID CPR.M03 (586/#)\n");

break;

}

printf("TR-Type : ");

if (caString[10] & 0x80)

{

printf("I-Code UID, ");

}

if (caString[10] & 0x40)

{

printf("I-Code EPC, ");

}

if (caString[10] & 0x08)

{

printf("ISO 15693, ");

}

if (caString[10] & 0x02)

{

printf("Tag-it HF, ");

}

if (caString[10] & 0x01)

{

printf("I-Code 1, ");

}

//printf("수신한 바이트는 [%d]입니다.\n", (dwCnt+1));

CloseHandle(hComm);

return 0;

}

unsigned short CRC16(void *vpData, unsigned int uiLen)

{

unsigned int i;

unsigned int j;

unsigned char *DATA = vpData;

unsigned short crc = CRC_PRESET;

for (i = 0; i < uiLen; i++)

{

crc ^= DATA[i];

for (j = 0; j < 8; j++)

{

if (crc & 0x0001)

{

crc = (crc » 1) ^ CRC_POLYNOM;

}

else

{

crc = (crc » 1);

}

}

}

return crc;

}

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