4-12
Issue 3 April 1994
Table 4-1. AT Command and S-Register Reference (11 of 27)
AT
Command
or
S-Register
Description
&R
n
RTS Action
This command controls how the modem responds to
the Ready-to-Send (RTS) signal input from the
computer.
&R0
Follows standard RS-232 operation
&R1
Ignore
&R2
Simulated Control Carrier
&S
n
DSR Control
This command controls the Data Set Ready (DSR)
signal output from the modem.
&S0
Forced ON
&S1
Follows standard RS-232 operation
&S2
Wink when disconnected
&S3
Follows DTR
&S4
ON Early
&S5
Delay until Data mode is entered
