APPENDIX D
User’s Manual
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:
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
Range:
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
Range:
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:
Default: 13 (carriage return)
Units: ASCII