COMPUTER PERIPHERALS, INC.

VIVA 9642 INTERNAL

Modem Type                   Data (synchronous/asynchronous)
Maximum Data Rate            9600bps
Data Bus                     8-bit ISA
Data Modulation Protocol     Bell 103A/212A

                             ITU-T V.21, V.22, V.22bis, V.23, V.32
Error Correction/Compression MNP5, V.42, V.42bis

[Image]

                                CONNECTIONS

         Purpose           Location            Purpose           Location

  Line out                    CN1       Line in                    CN2

                        BASE I/O ADDRESS SELECTION

      Port           SW1/1         SW1/2         SW1/3          SW1/4

  COM1: (3F8h)        On            Off           Off            Off

  COM2: (2F8h)        Off           On            Off            Off

  COM3: (3E8h)        Off           Off            On            Off

  » COM4:             Off           Off           Off             On
  (2E8h)

               INTERRUPT SELECTION

   IRQ      JP1/A     JP1/B    JP1/C     JP1/D

    2       Open      Open      Open     Closed

  » 3      Closed     Open      Open      Open

    4       Open     Closed     Open      Open

    5       Open      Open     Closed     Open

                         Proprietary AT Command Set

               See document V1599 for a full command summary.