Single Port RS422/485 Serial Communications Compact Flash Card
CF428 - TEAM SOLUTIONS, INC. (TSI)
The CF428 is a tiny Type I format Compact Flash (CF+) single RS422/485 asynchronous serial port for your PDA, laptop (with an optional adapter), or desktop (using one of Elan's Desktop PCMCIA adapters).. The card automatically configures to become another COM port by using the built-in O.S. drivers that are tried and tested and are optimized to work in the Windows environment.