BOOL CDriverInterface::GetLibraryVersion(LPDWORD pLibraryVersion)
{
FT_STATUS ftResult;
ftResult = FT_GetLibraryVersion(pLibraryVersion);
if (FT_FAILED(ftResult))
{
return FALSE;
}
return TRUE;
}
FT_STATUS GetComPort( LONG * comPort )
{
//FTD2xx:
// FT_GetDriverVersion , FT_GetLibraryVersion
// FT_GetDeviceInfo , FT_CreateDeviceInfoList , FT_GetDeviceInfoDetail
// FT_GetComPortNumber
// FT_CyclePort , FT_ResetPort , FT_ResetDevice , FT_GetStatus
FT_HANDLE ftHandle;
FT_STATUS ftStatus;
uint8_t * version;
#define VER_BUILD 0
#define VER_MINOR 1
#define VER_MAJOR 2
#define VER_UNUSED 3
DWORD dwLibraryVer;
// Get DLL version
ftStatus = FT_GetLibraryVersion(&dwLibraryVer);
if (ftStatus == FT_OK)
{
version = (uint8_t *)&dwLibraryVer; //ASSUMPTION: dwLibraryVer is little-endian
std::cout << "FTD2xx Library " << int(version[VER_MAJOR]) << "." << int(version[VER_MINOR]) << " Build " << int(version[VER_BUILD]) << std::endl;
}
else
{
std::cerr << "ERROR: FT_GetLibraryVersion()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
DWORD dwDriverVer;
// Get driver version
ftStatus = FT_Open(0, &ftHandle);
if (ftStatus == FT_OK)
{
ftStatus = FT_GetDriverVersion(ftHandle, &dwDriverVer);
if (ftStatus == FT_OK)
{
version = (uint8_t *)&dwDriverVer; //ASSUMPTION: dwLibraryVer is little-endian
std::cout << "FTD2xx Driver " << int(version[VER_MAJOR]) << "." << int(version[VER_MINOR]) << " Build " << int(version[VER_BUILD]) << std::dec << std::endl;
}
else
{
std::cerr << "ERROR: FT_GetDriverVersion()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
FT_Close(ftHandle);
}
else
{
std::cerr << "ERROR: FT_Open()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
DWORD numDevs;
ftStatus = FT_ListDevices(&numDevs, NULL, FT_LIST_NUMBER_ONLY);
if (ftStatus == FT_OK)
{
// FT_ListDevices OK, number of devices connected is in numDevs
}
else
{
// FT_ListDevices failed
std::cerr << "ERROR: FT_ListDevices()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
DWORD numDevs2;
// create the device information list
ftStatus = FT_CreateDeviceInfoList(&numDevs2);
if (ftStatus == FT_OK)
{
}
else
{
// FT_CreateDeviceInfoList failed
std::cerr << "ERROR: FT_CreateDeviceInfoList()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
if (numDevs != numDevs2)
{
std::cerr << "ERROR: number of devices from FT_ListDevices() and FT_CreateDeviceInfoList() are different" << std::endl;
return ftStatus;
}
if (numDevs == 0)
{
std::cerr << "ERROR: numDevs==0 ; ftStatus==FT_DEVICE_NOT_FOUND (2) ???" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
if (numDevs > 1)
{
std::cerr << "ERROR: numDevs > 1" << std::endl;
std::cerr << "ERROR: returning numDevs" << std::endl;
return numDevs;
}
std::cout << "1 FTDI device found" << std::endl;
/*
DWORD devIndex = 0; // first device
char buffer[64]; // more than enough room!
ftStatus = FT_ListDevices((PVOID)devIndex, buffer, FT_LIST_BY_INDEX | FT_OPEN_BY_SERIAL_NUMBER);
if (ftStatus == FT_OK)
{
// FT_ListDevices OK, serial number is in Buffer
}
else
{
// FT_ListDevices failed
std::cerr << "ERROR: FT_ListDevices()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
std::cout << buffer << std::endl;
*/
//FT_DEVICE_LIST_INFO_NODE * devInfo;
// allocate storage for list based on numDevs
//devInfo = (FT_DEVICE_LIST_INFO_NODE*)malloc(sizeof(FT_DEVICE_LIST_INFO_NODE)*numDevs);
FT_DEVICE_LIST_INFO_NODE devInfo[1];
// get the device information list
ftStatus = FT_GetDeviceInfoList(devInfo, &numDevs);
if (ftStatus == FT_OK)
{
//for (unsigned int i = 0; i < numDevs; i++)
//{
unsigned int i = 0;
//std::cout << "Dev " << i << ":" << std::endl;
std::cout << std::hex;
std::cout << " Flags=0x" << devInfo[i].Flags << std::endl;
std::cout << " Type=0x" << devInfo[i].Type << std::endl;
std::cout << " ID=0x" << devInfo[i].ID << std::endl;
std::cout << " LocId=0x" << devInfo[i].LocId << std::endl;
std::cout << " ftHandle=0x" << devInfo[i].ftHandle << std::endl;
std::cout << std::dec;
std::cout << " SerialNumber=" << devInfo[i].SerialNumber << std::endl;
std::cout << " Desc=" << devInfo[i].Description << std::endl;
//}
}
else
{
std::cerr << "ERROR: FT_GetDeviceInfoList()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
ftStatus = FT_Open(0, &ftHandle);
if (ftStatus == FT_OK)
{
ftStatus = FT_GetComPortNumber(ftHandle, comPort);
if (ftStatus == FT_OK)
{
if(*comPort == -1)
{
// No COM port assigned
}
else {
// COM port assigned with number held in *comPort
}
}
else
{
// FT_GetComPortNumber FAILED!
std::cerr << "ERROR: FT_GetComPortNumber()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
FT_Close(ftHandle);
if (ftStatus == FT_OK)
{
}
else
{
std::cerr << "ERROR: FT_Close()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
}
else
{
std::cerr << "ERROR: FT_Open()" << std::endl;
std::cerr << "ERROR: returning ftStatus" << std::endl;
return ftStatus;
}
return FT_OK;
}
main (int argc, char *argv[])
{
DWORD num;
FT_CreateDeviceInfoList(&num);
std::cout << num << " devices found" << std::endl;
DWORD version;
FT_GetLibraryVersion (&version);
std::cout << "Version " << version << std::endl;
FT_STATUS ftStatus;
DWORD vid,pid;
ftStatus = FT_GetVIDPID(&vid,&pid);
if (ftStatus!= FT_OK)
{
std::cout << "Error " << ftStatus << std::endl;
}
std::cout << std::hex << "vid("<<vid<<") pid("<<pid<<")" << std::endl;
std::cout << std::dec << "vid("<<vid<<") pid("<<pid<<")" << std::endl;
FT_DEVICE_LIST_INFO_NODE devInfo[16];
ftStatus = FT_GetDeviceInfoList(devInfo, &num);
if (ftStatus != FT_OK)
{
std::cout << "Error " << ftStatus << std::endl;
}
for (int i = 0; i < num; i++) {
printf("Dev %d:\n",i);
printf(" Flags=0x%x\n",devInfo[i].Flags);
printf(" Type=0x%x\n",devInfo[i].Type);
printf(" ID=0x%x\n",devInfo[i].ID);
printf(" LocId=0x%x\n",devInfo[i].LocId);
printf(" SerialNumber=%s\n",devInfo[i].SerialNumber);
printf(" Description=%s\n",devInfo[i].Description);
//printf(" ftHandle=0x%x\n",(unsigned int)devInfo[i].ftHandle);
}
FT_HANDLE h;
ftStatus = FT_Open(0, &h);
if (ftStatus != FT_OK) {
std::cout << "Failed to open device - " << ftStatus << std::endl;
}
/*
std::cout << "start" << std::endl;
for(size_t i(0); i < 10; ++i)
{
FT_SetRts(h);
FT_ClrDtr(h);
sleep(1);
FT_ClrRts(h);
FT_SetDtr(h);
sleep(1);
}
*/
FT_Close(0);
std::cout << "done" << std::endl;
}
