?? gps.c
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*******************************************************************************/
void getSystemTime(char stime[], char sdate[])
{
SYSTEMTIME systime;
char temp[5];
GetLocalTime(&systime);
sprintf(stime, "%02d%02d%02d", systime.wHour, systime.wMinute, systime.wSecond);
sprintf(sdate, "%02d%02d", systime.wDay, systime.wMonth);
sprintf(temp, "%d", systime.wYear);
temp[0] = temp[2];
temp[1] = temp[3];
temp[2] = '\0';
strcat(sdate, temp);
}
/******************************************************************************
** Function: Get GPALM for buffer **
** In: NULL **
** Out: GPALM Information **
** Date: 2007-8-24 Author: Owen.Lu **
*******************************************************************************/
void gpsALM()
{
printf("$ALM............\n");
return;
}
/*******************************************************************************
** Function: Get PGRMI for buffer **
** In: NULL **
** Out: PGRMI Information **
** Date: 2007-8-1 Author: Owen.Lu **
*******************************************************************************/
void gpsPGRMI()
{
printf("$PGRMI............\n");
return;
}
/*******************************************************************************
** Function: Get GPALM for buffer **
** In: NULL **
** Out: GPALM Information **
** Date: 2007-8-1 Author: Owen.Lu **
*******************************************************************************/
void gpsGPALM()
{ printf("$GPALM............\n");
return;
}
/*******************************************************************************
** Function: Get PGRMO for buffer **
** In: NULL **
** Out: PGRMO Information **
** Date: 2007-8-1 Author: Owen.Lu **
*******************************************************************************/
void gpsPGRMO()
{
printf("$PGRMO............\n");
return;
}
/*******************************************************************************
** Function: Get GPLM for buffer **
** In: NULL **
** Out: GPLM Information **
** Date: 2007-8-1 Author: Owen.Lu **
*******************************************************************************/
void gpsGPLM()
{
printf("$GPLM............\n");
return;
}
/*******************************************************************************
** Function: Get GPGGA for buffer **
** In: NULL **
** Out: GPGGA Information **
** Date: 2007-8-1 Author: Owen.Lu **
*******************************************************************************/
void gpsGPGGA()
{
printf("$GPGGA............\n");
return;
}
/*******************************************************************************
** Function: Get GPGSA for buffer **
** In: NULL **
** Out: GPGSA Information **
** Date: 2007-8-1 Author: Owen.Lu **
*******************************************************************************/
void gpsGPGSA()
{
GPGSAHead gpsGSA;
char tempStr[30] = {0};
double prange = 0.0;
memset(&gpsGSA, 0, sizeof(gpsGSA));
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.mode, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.currentState, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN01, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN02, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN03, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN04, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN05, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN06, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN07, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN08, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN09, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN10, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN11, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.PRN12, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.pdop, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSA.vdop, tempStr);
memset(tempStr, 0, 30);
getStringEnd('*', tempStr);
strcpy(gpsGSA.hdop, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
tempStr[2] = '\0';
strcpy(gpsGSA.endvalue, tempStr);
printf("\n********************$GPGSA***************************\n");
printf(" Mode: %s\n", gpsGSA.mode);
printf(" Current: %s\n", gpsGSA.currentState);
printf(" PRN01: %s\n", gpsGSA.PRN01);
printf(" PRN02: %s\n", gpsGSA.PRN02);
printf(" PRN03: %s\n", gpsGSA.PRN03);
printf(" PRN04: %s\n", gpsGSA.PRN04);
printf(" PRN05: %s\n", gpsGSA.PRN05);
printf(" PRN06: %s\n", gpsGSA.PRN06);
printf(" PRN07: %s\n", gpsGSA.PRN07);
printf(" PRN08: %s\n", gpsGSA.PRN08);
printf(" PRN09: %s\n", gpsGSA.PRN09);
printf(" PRN10: %s\n", gpsGSA.PRN10);
printf(" PRN11: %s\n", gpsGSA.PRN11);
printf(" PRN12: %s\n", gpsGSA.PRN12);
printf(" PDOP: %s\n", gpsGSA.pdop);
printf(" VDOP: %s\n", gpsGSA.vdop);
printf(" HDOP: %s\n", gpsGSA.hdop);
printf(" EndValue: %s\n", gpsGSA.endvalue);
if(strcmp(gpsGSA.currentState, "3") != 0)
{
return;
}
prange = atof(gpsGSA.pdop);
if(prange < 5.0)
{
testCycle++;
}
printf(" DOP: %f\n", prange);
return;
}
/*******************************************************************************
** Function: Get GPGSV for buffer **
** In: NULL **
** Out: GPGSV Information **
** Date: 2007-8-1 Author: Owen.Lu **
*******************************************************************************/
void gpsGPGSV()
{
GPGSVHead gpsGSV;
char tempStr[30] = {0};
int starNum = 0;
int itemNum = 0;
int curNum = 0;
int cycle = 0;
memset(&gpsGSV, 0, sizeof(gpsGSV));
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
itemNum = atoi(tempStr); /* save item number */
strcpy(gpsGSV.totalnum, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
curNum = atoi(tempStr); /* save current item number */
strcpy(gpsGSV.currentnum, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
starNum = atoi(tempStr); /* save star number */
strcpy(gpsGSV.totalstar, tempStr);
cycle = (starNum - ((curNum -1) * 4)); /*check the left star information*/
if(cycle > 0)
{
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.PRV01, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.elevation01, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.depression01, tempStr);
memset(tempStr, 0, 30);
if(cycle == 1) /*Check is this star last */
{
getStringEnd('*', tempStr);
}
else
{
getStringEnd(',', tempStr);
}
strcpy(gpsGSV.noise01, tempStr);
}
if(cycle > 1)
{
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.PRV02, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.elevation02, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.depression02, tempStr);
memset(tempStr, 0, 30);
if(cycle == 2) /*Check is this star last */
{
getStringEnd('*', tempStr);
}
else
{
getStringEnd(',', tempStr);
}
strcpy(gpsGSV.noise02, tempStr);
}
if(cycle > 2)
{
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.PRV03, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.elevation03, tempStr);
memset(tempStr, 0, 30);
getStringEnd(',', tempStr);
strcpy(gpsGSV.depression03, tempStr);
memset(tempStr, 0, 30);
if(cycle == 3) /*Check is this star last */
{
getStringEnd('*', tempStr);
}
else
{
getStringEnd(',', tempStr);
}
strcpy(gpsGSV.noise03, tempStr);
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