Table of Contents
Advertisement
Table B-1. AT Command and S-Register List (21 of 34)
AT
Command/
Description
S-Register
&D
DTR (Data Terminal Ready) Action
n
Determines the handling of the Data Terminal
Ready signal.
&D0 Ignore
&D1 Places DataPort 2001 into Online
&D2 Follows standard RS232 operation.
&D3 Reloads the contents of User 0 (ATY0) or
&D4 The local DataPort 2001 does not
Command mode (the call is not
disconnected) when the DTR signal turns
Off. An ATO returns the DataPort 2001 to
Online mode.
When DTR turns Off, the DataPort 2001
disconnects.
User 1 (ATY1) into the Active memory
area when DTR turns Off. This is similar to
the ATZ command (ATZ=ATZ3), but does
not perform a complete power reset.
disconnect from the call until the local
computer turns DTR Off regardless of how
the remote modem disconnects the call.
See S25 for more information.
Advertisement
Table of Contents
