Northern UTA220/UTA220k User Manual
Page 138
C-4
UTA220/UTA220k
AT Command Set
S4=
Line Feed Character
Range: 0-127
default (10)
S5=
Back Space Character
Range: 0-32, 127
default (8)
Range: 33-126, 128-255Disabled
S7=
Wait for Connection
Range: 0-255
default (30)
Units = Seconds
S10=
DCD Drop Time
Range: 0-255
default (0)
Units = 1/10 seconds
S12=
Guard Time
Range: 0-255
default (50)
Units = 1/50 seconds
S25=
DTR Detect Time
Range: 0-255
default (5)
Units = 1/100 seconds
S26=
RTS to CTS Time
Range: 0-255
default (1)
Units = 1/100 seconds
&Cn
Data Carrier Detect
n =
0
Always On <
default>
1
Tracks Connection
(async only)
2
Always except during
S10 disconnect
(async only)
&Dn
Data Terminal Ready
(DTR)
n =
0
Ignore DTR
(async/sync)
<
default>
1
Recall ACU (async
only)
2
Hangup-auto answer
disabled while DTR
down (async only)
3
Hangup - reload
parameters
(async only)
9
DTR Dial (async only)
&Kn
Flow Control (parity
ignored)
n =
0
None <default>
3
Bi-directional
RTS/CTS
4
Bi-directional
XON/XOFF
5
Transparent bi-
directional flow
control
(not supported)
Table C-1: UTA 220 AT Command Set (Continued)
Command
Description
Value
*Note: "by port" indicates that these switch parameters are associated with a
particular port. However, this does not exclude ports from sharing the same
SPID or TEI.+