Ericsson ZAT 19.2 Operation Manual page 107

So
_A. Registers
ATS14=HA2pie) eee 2 hexadecimal form
or
ATS14=B10100010 ge] [b'729 form
S-register 14
if Bas bts. One ena ene Tent Tere. *
The above gives the binary figure 1000 0010, i.e. 82 hex or 130
decimal.
A conversion table between decimal, hexadecimal and binary
notation is listed in the appendix.
S1
Auto answer on/off*
Default: 0
Range: 0-5
Example:
ATSO=0¢\| Disable autoanswer function.
SO determines how many ring signals the modem has to detect
before answering a call.
Register SO is used to inform the modem how many ringing
tones it will accept before answering (automatic reply). "O" or
when SO=0 means that the modem will not reply at all when
someone rings. If the SO register is set to 1, the modem will
reply immediately.
Ring counter
Range: 0-255
Use:
' 9? if Tells terminal numbers of ringing signal which
ATS1 . £ | is detected.
The S1 value increases by "1" for each ring signal detected on
the telephone line and cleared tf no rings occur within 8 seconds.
When S1 = SO, the modem will autoanswer (S0>0).
"Read more about country dependent parameters in appendix 5
Zat 14.4/14.4-7 and 19.2/19.2-7