8
Sets S-register
r
to the vale
n
ATS
r
=
n
ATS
r
?
Read the content of S-register
r
ATV
n
ATV0
Result Code Type
Selects short (digit) form result codes.
ATV0
Selects long (verbose) form result codes. (Default)
ATW
n
Negotiation Progress Message Command
Upon connection, reports the DTE speed. (Default)
Upon connection, reports the line speed, the error
correction protocol, and the DTE speed.
ATW0
ATW1
ATW2
Upon connection, reports the DCE speed.
ATX
n
Extended Result Codes
The modem ignores dial tone and busy tone when
dialing. Sends standard result codes when a connection
is made.
The modem ignores dial tone and busy tone when
dialing. Sends extended result codes when a connection
is made.
The modem detects dial tone when dialing. Sends
extended result codes when a connection is made.
The modem detects busy tone. Sends extended result
codes when a connection is made.
ATX0
ATX1
ATX2
ATX3
ATX4
The modem detects dial tone and busy tone. Sends
extended result codes when a connection is made.
(Default)
ATY
n
Long Space Disconnect
Disables the long space disconnect feature. (Default)
ATY0
ATY1
Enables the long space disconnect feature.
ATZ
n
Reset Command
Reset and load restore profile
n
, where
n
= 0~3.
+++
The Escape Code
The Escape Code forces the modem to the command
mode from the data mode, without releasing the line
connection.
AT&C
n
Serial Port DCD Control
Sets CD always ON
Sets CD to follow the state of carrier (Default)
AT&C0
AT&C1
AT&C2
Sets CD ON except during disconnect (3~5 sec.)
AT&D
n
Serial Port DTR Control
AT&D0
Assumes DTR ON.