Appendix A. AT Commands and S-Registers
61203153L2-20 Express 3000 User Manual A-9
S-Registers List
Command
Function Features
S00 Auto Answer
Determines how the Express 3000 answers an incoming
call.
0 = Disable (Express 3000 does not answer call).
1 = Enable (Express 3000 answers all calls).
2 = Dump all calls.
S02 Escape Character
Determines which key or character (in ASCII code)
defines the escape command. The standard escape
character is a plus
(+)
sign (ASCII value of 43 decimal).
To change the character set, set S2 to the desired ASCII
value.
Range = 0 to 127
S03 End of Line
Character
Determines which key or character (in
ASCII code) ends a command line. The standard end-of-
line character is the carriage return (ASCII value of 13
decimal).
Range = 0 to 127
S04 Line Feed
Character
Determines which key or character (in
ASCII code) advances the cursor to the next line after
ending a command line or after an Express 3000 message.
The standard character is the line feed (ASCII value of 10
decimal).
Range = 0 to 127
S05 Back Space
Character
Determines which key moves the cursor back one space to
erase a character. The standard character is the backspace
(ASCII value of 8 decimal).
Range = 0 to 127
S06 Enable
AO/DI
S6 = 0 for disable
S6 = 1 for enable
S07 Connect
Time
Determines how long the Express 3000 waits for an
outgoing call to be answered.
15 = 15 seconds
30 = 30 seconds
60 = 1 minute
120 = 2 minutes
240 = 4 minutes