

		    Firware V5.04 release note		 11/13/1992
		   ----------------------------

   1. Add "COMMAND ECHO", "RESULT CODE", "DTE ASYNC SPEED"
      "PANEL LOCK" and LED status slection screen to LCD model.

   2. Add AT*I2 ( dumb mode ) command.

   3. If bit 2 of s44 is set, dial backup will not automatically start.
      When the leased line broken, modem will still trying leased line
      and shows "DIAL BACKUP ?" wait for someone to press a key to start
      dial backup. This modification for U-1496, U-1496R only.

      This will prevent useless dial-up connection when there is no data
      flow on the line.

   4. Capable to receive destructive break in V.42 bis now.

   5. Flow control can be recovered after return from online command mode.

   6. Modem will hangup correctly if the DTR and RTS drop at the same
      time.

   7. Correct compatibility problem with USR modem/fax.

   8. V.13 function is added. Bit #5 of s44 is used to enable this function.
      Default is 0 (disable).

   9. Can be used on hardwares with different transmission gain.

  10. Can detect short period busy tone in voice mode.

  11. Can catch caller ID without enlarge the gain of AGC amplifier.

  12. Reduce the click sound at the beggining and the ending of the voice
      mode operation.

  13. Bit #5 of s35 is used to provide 6 db attanuation of the transmiting
      power in leased line operation.

  14. For new zealand version, correct ring back to be detected as busy
      problem.

  15. Correct DIS pattern error (ECM bit is set) in fax mode.

  16. If bit 6 of s35 is set, all the "save" profile command need password
      checking. U-1496 "SAVE TO" option can not be changed either.

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