5634BIF User’s Manual
30
Table 6-1 S-Register description
S-Register
Range
Default
Description
S0
0-255
rings
0
Auto-answer
Assigning a value from 1 to 255 in Register S0
tells the modem how many rings must occur
before it can auto-answers calls. The default, 0,
turns off the auto-answer feature.
S1
0-255
rings
0
Count incoming rings
Register
S1
counts the number of incoming
rings when your telephone line rings. When this
value equals the value in Register
S0
, the
modem auto-answer calls. This S-Register
resets approximately 8 seconds after the last
ring.
S2
0-255,
ASCII
43
(+)
Escape character value
Register
S2
sets the ASCII value of escape
characters, that switch the modem from data
mode to command mode without losing the
connection to the remote modem. Values
greater than 127 disable the escape feature,
preventing a return to the command mode. To
return to command mode with the escape
characters disabled, the remote modem must
hang up or an ON-to-OFF transition of the DTR
interface signal must occur with
&D1, &D2
or
&D3
in effect.
S3
0-127,
ASCII
13
(Carriage
Return)
Carriage return character
Register
S3
sets the ASCII value of the carriage
return (end-of-line) character, This is the
character used to end the command line(and
have the modem execute the line) and also the
character that follows modem responses.
S4
0-127,
ASCII
10
(Line
Feed)
Line feed character
Register
S4
sets the ASCII value of the line
feed character. The modem sends this
character after a carriage return only when word
responses are sent (
V1
command in effect). If a
line feed characters is not wanted, change this
register value to a null character.
S5
0-32 ,
ASCII
8
(Backspa
ce)
Backspace character.
Register
S5
sets the ASCII value of the
backspace character is the one created by
passing the Backspace key and the character
echoed to move the cursor to the left. To
change this value, assign an ASCII value
between 0 and 32 or greater than 127. Do not
use values between 33 and 126 since they
correspond to printable ASCII characters.
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