YML886 draft 0.2
N3GS003 3G Serial Modem
N3GS003 3G Serial Modem
www.netcomm.com.au
1
5.2 Standard Modem Commands (v.250)
The V.250 is a standardized AT command by the International Telecommunications Union (ITU) as ITU-T
recommendation V.250 (also known as V.25ter). You can find more information on the standard at www.itu.int.
These commands are used to Control serial communications over an asynchronous interface.
The following list shows which command are supported by the modem.
Command
Description
&v
Display current modem configuration
+DR
V.42bis compression reporting
+GCAP
Request complete TA capabilities list
+GMI
Modem manufacturer
+GMM
Modem model
+GMR
Current modem firmware version
+GSN
Display IMEI
+ICF
Local character framing
+IFC
Local flow control
+IPR
Fixed local data rate
A/
Reissue last AT command
A
Answer incoming call
D
Dial outgoing call
e<n>
Command echo mode
H[0]
Hang up (disconnect)
I<n>
Display product identification
S0=<n>=<x>
S<n>?
Status Register Set/Query. Refer to Status Register section for more information.
t (ignored)
Tone dialing
v<n>
Verbose result code format
X<n>
Connection code format and call monitoring
Z
Reset modem to user defined profile
