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9.
APPENDIX D: S-
REGISTERS QUICK
REFERENCE
S-Registers, TSn=x”
Register Dec.
Function & Description
Default
S0=
0 -
255
Set the number of the rings
required before the modem
automatically answers
a call. Set 0=0” to
disable auto-answer mode
000
S1=
0 -
255
Count the incoming rings
and store the value to this
register. The value of this
register is incremented
with each ring. If no rings
occur over an 8 sec.
interval, this register is
cleared. User can read but
should not change this
value
000
S2=
0 -
S2 holds the decimal value
043