APPENDIX B: S-REGISTERS
DEFINITY Communications System
7400B Data Module
Page B-4
User’s Guide
Register:
S0
Description: The value in this S-register represents the ring number on which an
incoming call will be automatically answered.
Range of The value may be 000 through 255 rings. The factory-default setting is
Values:
000 rings.
Storable:
yes
Comments: Setting S-register S0 to any value from 001 through 255 enables
automatic answer; a value of 000 disables automatic answering. The
count of incoming rings is stored in S-register S1.
See Also:
Chapter 4, “Operation and Configuration”; S-register S1.
Register:
S1
Description:
The number of incoming rings detected. Incremented each time a ring
is detected. It is cleared if no rings are detected for eight seconds.
Range of The value may be 000 through 255 rings. The factory-default setting is
Values:
000 rings.
Storable:
no
Comments:
In the 7400B, incoming rings are not detected as such. The PBX
notifies the 7400B of an incoming call and a ring cycle (RI lead) is
generated internally. The register is incremented after each ring cycle.
See Also:
Chapter 4, “Operation and Configuration”; S-register S0.