XM1240S AT Command Reference Manual
No. XM1240S-A00-106
xmodus swiss GmbH
23 / 46
4.4
S-REGISTER DEFINITIONS
4.4.1
S0 - Auto-Answer Mode
S0 sets the options to make the isdn-modem automatically answering a call.
Range:
0 – 255
Default: 0
S0=0
No automatic call acceptance, acceptance of an incoming call is controlled
by the data terminal (command ATA after RING).
The ISDN modem sends the “RING” response. To establish the link, the
user must send the “ATA” command.
Please check AT&Dn command. If AT&D0 is set, DTR is ignored.
S0
0
Immediate call acceptance by the terminal adapter
Please check AT&Dn command. If AT&D0 is set, DTR is ignored.
4.4.2
S2 - Escape Character
S2 holds the decimal value of the ASCII character used as the escape character. The
default value corresponds to an ASCII “+”.
Range:
0 – 255 , ASCII decimal
Default: 43
(+)
4.4.3
S3 - Carriage Return Character
S3 holds the decimal value of the ASCII character used as the carriage return character.
The default value corresponds to an 13h.
Range:
0 – 255 , ASCII decimal
Default: 13
4.4.4
S5 - Backspace Character
S5 holds the decimal value of the ASCII character used as the backspace character.
The default value corresponds to an 08h.
Range:
0 – 255 , ASCII decimal
Default: 08
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