User`s guide

Status Registers
Modem 3600 10-9
Bit Mapped S21
Bit Value
Comman
d Description
6, 0 00
10
01
11
&S
&S1
&S2
&S3
DSR forced on
DSR on when online
DSR off 5 seconds after disconnect
DSR follows off hook (OH)
5, 1 00
10
01
11
&C
&C1
&C2
&C3
DCD always on
DCD on while carrier present
DCD on except for 5 seconds after
disconnect
DCD follows RTS on remote modem; not
valid in reliable mode
20
1
&R
&R1
CTS follows RTS by S26 delay
CTS always on
4, 3 00
01
10
11
&D
&D1
&D2
&D3
Modem ignores DTR
Modem assumes command mode when
DTR turns off
Modem hangs up when DTR turns off
Modem resets when DTR turns off
70
1
Y
Y1
Long space disconnect disabled
Long space disconnect enabled