MarshallSoft GPS Component for VB - Version 2.2 MarshallSoft GPS Component Visual Basic and .NET toolkit to read and decode industry standard GPS NMEA 183 navigation sentences from the RS232 serial port as well as computes great circle distances and bearings. Features include: - Supports both 32-bit and 64-bit Windows.- Uses the Windows API for serial port input. No special Windows driver is required.- Runs as a background thread unattended. MGC is fully thread safe.- The most current GPS data is always available on demand.- Includes support functions such as mgcGreatCircle.- Can read any GPS NMEA 183 sentence, extracting each field- Can read and decode GPGGA, GPRMC, GPGLL, GPGSA, GPVTG, GPBOD, GPWPL and GPGSV navigation sentences.- Can graphically display latitude and longitude.