ADTRAN Express 3000 SP User Manual page 85

S-Registers List
Function
Command
DTR Detect Time
S25
PPP Mode
S27
DTE CTS
S30
DTE RTS
S31
DTE DSR
S32
DTE CD
S33
DTE DTR
S34
Inactivity Timer
S36
61203153L3-20
Appendix A. AT Commands and S-Registers
(Continued)
Determines time, in hundredths of a second, that must
elapse before the Express 3000 SP recognizes a change in
DTR.
Range = 0 to 255
Value determines whether or not PPP will be a single-link
or multilink connection.
0=Single-link operation (default)
1=Multilink operation
2=Use compression
Controls the operation of the DTE connector CTS line.
0=Follows RTS
1=Force CTS
Controls operation of the RTS line.
0=1 ms delay
1=18 ms delay
Controls the operation of the Data Set Ready signal on the
DTE connectors.
0=Force DSR on always
1=DSR off OOS + Test
2=DSR off Link Down
Controls the operation of the Carrier Detect line on the
DTE connectors.
0=Force CD on always
1=CD is active during a call (Normal Operation)
2=Off with LOCD
3=Off link down
Determines how the Express 3000 SP responds to changes
in DTR. This is a bit-mapped register.
0=Ignore DTR
1=Force AT command mode when DTR is off
2=Dump incoming call when DTR is off
4=Hang up incoming call when DTR is off
8=Hang up outgoing call when DTR is off
16=Answer incoming call when DTR is on
28=Idle when off
32=Dial SN0 when DTR is on
64=Dial SN0 when DTR transitions from off to on
0=Off
1-255=Number of idle minutes before disconnect
Express 3000 SP User Manual
Features
A-11