Toshiba V.90 - Manual (Page 59)

S-Registers
S-Register values
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S-Register values
❖ The format for displaying the value of an S-Register is:
ATSn?
where n is the register number. After you type in the register
press
Enter .
❖ The format for modifying the value of an S-Register is:
ATSn=r
where n is the register number, and r is the new register value.
After you type in the register number and its new value press
Enter .
S0 Auto answer ring number
This register determines the number of rings the modem will
count before automatically answering a call. Enter
0 (zero) if you
do not want the modem to automatically answer at all. When
disabled, the modem can only answer with an ATA command.
S1 Ring counter
This register is read-only. The value of S1 is incremented with
each ring. If no ring occurs over a six-second interval, the register
is cleared.
Range: 0-255
Default: 0
Units: rings
Range: 0-225
Default: 0
Units: rings