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     Enable ASCII Diagnostic Serial Port Mode

  Description:
    This command enables ASCII Diagnostic Serial Port mode.  In this mode, non-packet serial
    port mode is selected and online and ASCII seriap port diagnostic mode commands are
    enabled.

  Input Parameters:
    None

  Output Data:

    The following string will be displayed:

       "ASCII Diag mode"

  Revision History:

    0001.0000   Initial revision.
    0011.0000   Combined the PSG Diagnostic Error Codes (PSGDEC) and the Diagnostic External
                Test Service Error Codes (DETSEC) into a single set of Diagnostic Error Codes
                (DiagError).