Reference Guide for the Model XM128 ISDN Digital Modem
D-4
Status Registers and Result Codes
S-Register Descriptions
In most bitmapped S-registers, the default bit value is 0 (which is the normal situation) and only
the nondefault situation is described. Some reserved bits are for factory use, and the user should
not change them.
Table D-3
describes each basic S-register. Values followed by an asterisk (*) are
the factory default settings.
Table D-3.
Basic S-registers ATSn=x
Command
Function and description
Default
S0=
Sets the number of rings on which the Model
XM128 modem answers; 0 value disables
auto-answer.
000
S1=
Counts and stores number of rings from an
incoming call.
000
S2=
Defines escape code character, default [+]
(43 dec.).
043
S3=
Defines ASCII carriage return.
013
S4=
Defines ASCII line feed.
010
S5=
Defines ASCII backspace.
008
S7=
Sets duration, in number of seconds, that the
Model XM128 modem waits for a carrier.
060
S8=
Sets duration, in seconds, for the pause and
repeat commands. For more information, refer
to Table C-1 on page C-2.
002
Summary of Contents for XM128
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