Northern UTA220/UTA220k User Manual

Page 138

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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.+

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