TOPIC:  WHAT IS THE PINOUT INFORMATION FOR THE WY-99GT?

DATE:   06/01/90

PRODUCT:        WY-99GT

THE ISSUE:
        What is the pinout information for the WY99GT?

RESOLUTION:
                PORT INFORMATION  (NUMBER OF PORTS 2)
        =======================================================
        MODEM PORT - DB25 MALE CONNECTOR (DTE) RS232 / RS423 / RS422.
                PIN 1     FRAME GROUND
                PIN 2     TRANSMIT DATA           OUTPUT
                PIN 3     RECEIVE DATA            INPUT
                PIN 4     REQUEST TO SEND         OUTPUT
                PIN 5     CLEAR TO SEND           INPUT
                PIN 6     DATA SET READY          INPUT
                PIN 7     SIGNAL GROUND
                PIN 8     DATA CARRIER DETECT     INPUT
                PIN 12    SPEED INDICATOR         INPUT
                PIN 15    RECEIVE DATA +
                PIN 17    RECEIVE DATA -
                PIN 19    TRANSMIT DATA +
                PIN 20    DATA TERMINAL READY     OUTPUT
                PIN 23    SPEED SELECT            OUTPUT
                PIN 25    TRANSMIT DATA -

        HARDWARE HANDSHAKE LINE:
                FOR DATA PORT COMMUNICATIONS PIN 20.
                FOR PRINTER PORT COMMUNICATIONS IS PIN 6.


        AUX PORT - DB25 FEMALE CONNECTOR (DTE) RS232 / RS423.
        (REFER TO THE DIRECTION, NOT NAMES OF THESE SIGNALS)
                PIN 1     FRAME GROUND
                PIN 2     TRANSMIT DATA           OUTPUT
                PIN 3     RECEIVE DATA            INPUT
                PIN 4     REQUEST TO SEND         OUTPUT
                PIN 5     CLEAR TO SEND           INPUT
                PIN 6     DATA SET READY          INPUT
                PIN 7     SIGNAL GROUND
                PIN 8     DATA CARRIER DETECT     INPUT
                PIN 9      + 12 VOLTS
                PIN 10     - 12 VOLTS
                PIN 20    DATA TERMINAL READY     OUTPUT

        HARDWARE HANDSHAKE LINE:
                FOR DATA PORT COMMUNICATIONS PIN 20.
                FOR PRINTER PORT COMMUNICATIONS IS PIN 6.

        FLOW CONTROL:
                FLOW CONTROL IS DEPENDENT ON HOW THE PORT IS BEING USED.
                THIS TERMINALS ALLOWS THE USER TO SELECT THE MODEM/AUX
                PORTS AS BEING DATA/PRINTER OR PRINTER/DATA.

        MODEM PORT = DATA PORT.
        SELECTED IN SETUP BY MODEM RCV HNDSHAKE FIELD.
                NONE          NO HANDSHAKING ON THE MODEM PORT.
                XON/XOFF      XON/XOFF HANDSHAKING USED ON THE MODEM PORT.
                DTR           DTR HANDSHAKING USED ON THE MODEM PORT.
                BOTH          BOTH TYPES OF HANDSHAKING USED.

        NOTE: TO TURN ON XPC HANDSHAKE FOR PC TERM / PC GRAPHICS
              PERSONALITIES MODEM RCV HNDSHAKE FIELD MUST BE SET TO
              XON/XOFF AND XPC HNDSHAKE FIELD MUST BE SET TO ON. IF XPC
              HNDSHAKING = ON AND MODEM RCV HNDSHAKE = BOTH THEN XPC/DTR
              HANDSHAKING WILL OCCUR.

        MODEM PORT = PRINTER PORT. (DSR HANDSHAKE ALWAYS ACTIVE)
        SELECTED IN SETUP BY MODEM XMT HNDSHAKE FIELD.
                NONE          DSR HANDSHAKING USED ON THE MODEM PORT.
                XON/XOFF      BOTH TYPES OF HANDSHAKING USED.

        AUX PORT = DATA PORT.
        SELECTED IN SETUP BY AUX RCV HNDSHAKE FIELD.
                NONE          NO HANDSHAKING ON THE AUX PORT.
                XON/XOFF      XON/XOFF HANDSHAKING USED ON THE AUX PORT.
                DTR           DTR HANDSHAKING USED ON THE AUX PORT.
                BOTH          BOTH TYPES OF HANDSHAKING USED.

        NOTE: TO TURN ON XPC HANDSHAKE FOR PC TERM PERSONALITY


        AUX RCV HNDSHAKE FIELD MUST BE SET TO XON/XOFF AND XPC HNDSHAKE FIELD
        MUST BE SET TO ON. IF XPC HNDSHAKING = ON AND AUX RCV HNDSHAKE = BOTH
        THEN XPC/DTR HANDSHAKING WILL OCCUR.

        AUX PORT = PRINTER PORT. (DSR HANDSHAKE ALWAYS ACTIVE)
        SELECTED IN SETUP BY AUX XMT HNDSHAKE FIELD.
                NONE          DSR HANDSHAKING USED ON THE AUX PORT.
                XON/XOFF      BOTH TYPES OF HANDSHAKING USED.

        ADDITIONAL INFORMATION:
                HIGH WATER MARK - SELECTABLE 192 / 128 / 64 CHARACTERS.
                LOW WATER MARK - DEPENDENT ON HIGH WATER MARK 64 / 32 / 16
                                 CHARACTERS.

        MAX BAUD RATE - 38,400 MODEM AND 19,200 AUX PORT
        DATA BITS - 7 OR 8
        STOP BITS - 1 OR 2
        PARITY - NONE, ODD, EVEN, MARK OR SPACE.

=-=-=-=-=-=-=-=-=-=-=-=-=- DISCLAIMER =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
  This information is intended to inform WYSE personnel and WYSE
  customers of certain issues in a timely fashion. The information
  has not been extensively verified or tested. WYSE does not warrant
  the information to be correct, although reasonable effort has been
  taken to prevent gross inaccuracies. WYSE publishes formal technical
  communiques in the form of Product Bulletins and warrants the data
  in Product Bulletins to be accurate at the time of the release.