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COMSPHERE 3800 Series Modems
14-14 November 1996 3810-A2-GB30-20
Table 14-1
(12 of 12)
3800 Series AT Commands
AT
Command
Front Panel
Branch
Description
%B
n
(cont’d) Modulation and Data Rate can also be set using S-register S41. The following
table shows the equivalent values of S41 for each %B
n
value, and, where
applicable, %B
n
in combination with B
n
.
S41 = 20 %B19200 V.32
terbo,
19,200 bps
S41 = 21 %B16800 V.32
terbo,
16,800 bps
S41 = 1 %B14400 V.32bis, 14,400 bps
S41 = 2 %B12000 V.32bis, 12,000 bps
S41 = 3 %B9600 V.32bis/V.32, 9600 bps
S41 = 4 %B7200 V.32bis, 7200 bps
S41 = 5 %B4800 V.32bis/V.32, 4800 bps
S41 = 6 %B2400 V.22bis. 2400 bps
S41 = 7 %B1200/B0 V.22, 1200 bps
S41 = 8 %B1200/B1 Bell 212A, 1200 bps
S41 = 10 %B300/B0 V.21, 300 bps
S41 = 11 %B300/B1 Bell 103J, 300 bps
The factory default is %B19200.
%C
n
MNP5 Data Compression
%C0 Disable.
%C1 Enable.
Configure\Edit\
V42/MNP/Buffer
%R
n
DTE Rate
Sets the rate at which data is passed between the modem and the DTE.
%R must be the last command on the command line. Setting the DTE rate with
the %R command does not turn of
f autobauding.
%R115200 Sets the DTE rate to 115,200 bps.
%R76800 Sets the DTE rate to 76,800 bps.
%R57600 Sets the DTE rate to 57,600 bps.
%R38400 Sets the DTE rate to 38,400 bps.
%R19200 Sets the DTE rate to 19,200 bps.
%R14400 Sets the DTE rate to 14,400 bps.
%R9600 Sets the DTE rate to 9600 bps.
%R7200 Sets the DTE rate to 7200 bps.
%R4800 Sets the DTE rate to 4800 bps.
%R2400 Sets the DTE rate to 2400 bps.
%R1200 Sets the DTE rate to 1200 bps.
%R300 Sets the DTE rate to 300 bps.
Configure\Edit\
DTE Interface
″H
n
V.42bis Data Compression
″H0 Disable.
″H1 Transmit only.
″H2 Receive only.
″H3 Transmit and Receive.
Configure\Edit\
V42/MNP/Buffer