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MODEM 325 AND MODEM 325 CARD
This method of option selection can be used on all S-registers except read-only registers.
7.2.2 A
(S0 = 0-255)
UTOANSWER
This register turns autoanswer on or off. Set the register to 0 to turn autoanswer off.
Set the register to any nonzero (1-255) value to turn autoanswer on. The number selected is the ring
count the modem answers on. For example, if S0 equals 4, the modem answers the call on the fourth
ring. The default value is 1.
7.2.3 R
C
(S1 = 0-255)
ING
OUNT
This register contains the ring count for each incoming call. There is no need to change its value since it
is reset by each call or if no rings occur after 8 seconds. If you are developing communications software,
you can have the program read the register to determine the ring total.
7.2.4 E
C
SCAPE
HARACTER
The standard escape character is a + sign (ASCII value of 43). To change the character, set S2 to the
desired ASCII value.
To disable the escape command, set S2 to any value greater than 127.
7.2.5 E
-
-L
C
ND
OF
INE
HARACTER
The standard character is the carriage return (ASCII value of 13). This character ends each command as
it is sent to the modem. It is also sent by the modem after each status message or number code.
To change the character, set S3 to the desired ASCII value (0-127).
7.2.6 L
-F
C
INE
EED
HARACTER
The standard character is the line feed (ASCII value of 10). This character is sent by the modem after
each status message. To change it, set S4 as desired (0-127).
7.2.7 B
C
ACKSPACE
HARACTER
The standard character is the backspace (ASCII value of 8). To change it, set S5 to the desired value
(0-127).
7.2.8 P
B
D
AUSE
EFORE
When dial tone detection is disabled (command X, X1, or X3 in effect), the modem waits the number of
seconds (0-255) stored in this register before dialing. The default value is 2 (seconds).
7.2.9 P
R
AUSE FOR
INGBACK
If no ringback is detected in the number of seconds in S7 (1-30), the modem disconnects and sends the
NO CARRIER message or code. If ringback is detected, the modem begins to look for a carrier.
If no carrier is detected within the number of seconds in S7, the modem hangs up and sends the NO
CARRIER message or code.
Values between 1 and 30 may be used. The default value is 30 (seconds).
9 8
(S2 = 0-255)
(S3 = 0-127)
(S4 = 0-127)
(S5 = 0-127)
(S6 = 0-255)
IALING
D
/P
ETECTION
AUSE FOR
NOTE
C
D
(S7 = 1-30)
ARRIER
ETECTION
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