
30
Allied Data Technologies
3.3
Description of the S registers
The S registers are described in this part of the manual. Each register has a specific
value. The factory setting is shown in the first line. The registers marked * are stored in
non-volatile memory by the command AT&W.
S38
020
0-255
Off line delay (error corrected modes
only)
S39
*
003
0,3-6
S40
*
105
Bitmap register
S41
*
131
Bitmap register
S46
*
138
136,138
Data compression
S48
*
007
0,7,128
V42 negotiation
S80
*
001
Soft Switch functions (placed directly in
EEROM)
S82
128
3,7,128
Break option LAPM connections
S95
*
033
Extended response
S0
* 000
0-99
Auto-answer
Setting that determines the number of rings before the modem goes on line.
Auto-answer is disabled as the default setting. Auto-answer can be switched on,
for example with S0=1.
N.B. If you want to enable the modem select option you should give S0 the
value 102.
S1
000
0-255
Ring counter
Counts the number of incoming ring signals and places them in this register. 0-
255 signals can be recorded. The register is reset when the modem answers the
line.
S2
* 043
0-255
Escape code character
REG
&W DEFAULT
RANGE DESCRIPTION
page