NPort 5000 Series User Manual
S Registers
Description & default value
Ring to auto-answer (default=0)
Escape code character (default=43 ASCII “+”)
Return character (default=13 ASCII)
Line feed character (default=10 ASCII)
Backspace character (default= 8 ASCII)
Wait time for dial tone (always=2, unit=sec)
Wait time for carrier (default=3, unit=sec)
Pause time for dial delay (always=2, unit=sec)
Carrier detect response time (always=6, unit 1/10 sec)
11 S10
Delay for hang up after carrier
(always=14, unit 1/10 sec)
no action applied
DTMF duration and spacing (always=100 ms)
13 S12
(default=50, unit 1/50 sec)
to control the idle time for “+++”
Parameter Setting
Description Necessity
TCP Alive
Check Time
0 to 99 min 7 min
0 min: TCP connection is not closed due to an
idle TCP connection.
1 to 99 min: The NPort closes the TCP
connection automatically if there is no TCP
activity for the given time.
Required
Local TCP port 1 to 65535 4001
The TCP port that other devices must use to
contact this device. To avoid conflicts with
standard TCP ports, the default is set to 4001.
Required