Table 4-1. AT Command and S-Register Reference (24 of 27)
AT
Command
Description
or
S-Register
S43= n
V.32 bis Train
This register determines whether minimum or
maximum time durations are used during the V.32
bis/V.32 handshaking sequence for dial-line
applications.
0 = Long
1 = Short
S49= n
Buffer Disconnect Delay
This register determines how long (in seconds) the
modem continues attempting to transmit data stored in
its buffers after the modem is commanded to
disconnect by a locally attached computer. This also
applies to the modem's receiving buffers when it is
commanded to disconnect from a remote modem or
computer.
0 = Disable
Accepts a value from 0 to 255 seconds.
Factory setting is 10 seconds.
S76= n
V.32 bis Autorate for Dial-Line Operation
This register determines if the Autorate function is
used on dial lines when connected in V.32 bis mode.
Autorate allows the modem to adjust line speed due to
noise.
0 = Enable
1 = Disable
2 = Start at 4800
3 = Start at 9600
Issue 3 April 1994
4-25