User’s Manual
D-2
A
PPENDIX
D
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.
Range: 0-255
Default: 0
Units: rings
S1Ring counter
This register is read only. The value of S1 is incremented with each
ring. If no ring occurs over a six-second interval, this register is cleared.
Range: 0-225
Default: 0
Units: rings
S2AT escape character (user defined)
This register determines the ASCII values used for an escape sequence.
The default is the + character. The escape sequence allows the modem
to exit data mode and enter command mode when on-line. Values
greater than 127 disable the escape sequence.
Range: 0-255, ASCII decimal
Default: 43
Units: ASCII
S3Command line termination character
(user defined)
This register determines the ASCII values as the carriage return charac-
ter. This character is used to end command lines and result codes.
Range: 0-127, ASCII decimal
Default: 13 (carriage return)
Units: ASCII