AT Command Set
Preliminary
11
Order No. DM336P-002-01
Version : DM336P-AT-P04
\V0
Disables V42/MNP extended responses.
\V1*
Enables V42/MNP extended responses.
\Xn
XON\XOFF Pass-through Selection.
\X0*
Process XON\XOFF and don't pass
through.
\X1
Processes XON\XOFF and pass through.
Wn
DTE/DCE Speed Response Selection.
W0
Display DCE connection rate
W1*
Display DTE connection rate
&Kn
Flow Control Selection.
&K0
Disable Local flow control.
&K3*
Selects RTS\CTS hardware flow control.
&K4
Selects XON\XOFF in-band flow control.
&K5
Selects Transparent XON\XOFF in-band
flow control.
&Mn
Data Connection Selection.
&M0
Selects Direct data link.
&M5*
Instructs the modem to make a data
connection using V.42 standard .
Result Code (Table 1)
Long Form
Short Form n value in ATXn
0 1 2 3 4
OK
0
x x x x x
CONNECT
1
x x x x x
RING
2
x x x x x
NO CARRIER
3
x x x x x
ERROR
4
x x x x x
CONNECT 1200
5
x x x x
NO DAILTONE
6
x x
BUSY
7
x x
NO ANSWER
8
x x
CONNECT 600
9
x x x x x
CONNECT 2400
10
x x x x
CONNECT 4800
11
x x x x
CONNECT 9600
12
x x x x
CONNECT 7200
13
x x x x
CONNECT 12000
14
x x x x
CONNECT 14400
20
x x x x
CONNECT 19200
21
x x x x
CONNECT 38400
22
x x x x
CONNECT 57600
23
x x x x
CONNECT 115200
24
x x x x
CONNECT 1200RX/75TX
25
x x x x
CONNECT 75TX/1200RX
26
x x x x
RINGBACK
27
x x x x
CONNECT BELL 300
28
x x x x
CONNECT V21
29
x x x x
( Display DCE speed by ATW0 )