ZylGPSReceiver is a Delphi / C++Builder component collection that communicates with a serial GPS receiver. It works with any NMEA compatible receiver connected to one of the serial ports. You can use it also with USB and Bluetooth devices, because

THDDInfo - nonvisual Delphi component provided low level information about IDE, ATAPI and SCSI devices device type Model sting Firmware revision Serial number For IDE drives also: drive geometry (cylinders, heads, sectors per track) LBA sect