28 AT Command Set Summaries
6
AT Command Set Summaries
Command
Function
A
Go on-line in answer mode
B0
B1(default)
Select ITU-T 300bps or ITU-T V.22 1200bps protocol
Select Bell 300bps or Bell 212A 1200bps protocol
C1
Normal transmit carrier switching
D
DL
DS=n
Go on-line in originate mode
Dial the number contained in the following dial string
Dial the last-dialed number
Dial the number stored in NVRAM at location n (0-3)
E0
E1(default)
Disable command echo
Enable command echo
H0
H1
Go on-hook,hang up
Go off-hook,ready to dial
I0
I1
I3
I4
I5
I6
I7
Report the product code
Report firmware checksum and product information
Report firmware revision
Report manufacturer information
Report the country code
Report data pump model and code revision
Report the DAA code
L0
L1(default)
L2
L3
Low speaker volume
Low speaker volume
Medium speaker volume
High speaker Volume
M0
M1(default)
M2
M3
Speaker is always off
Speaker is off while receiving carrier,but on during
handshaking
Speaker is always on
Speaker is off during dialing and receiving carrier,but on
during answering
N0
N1(default)
Automode detection is disabled
Automode detection is enabled
O0
O1
Return to on-line data mode without a retrain
Return to on-line data mode with a retrain
P
Set pulse dialing as the default
Q0(default)
Q1
Allow the modem to send result codes to the DTE
Prohibit the modem from sending result codes to the DTE
Sn?
Read the contents of the S-register specified by ‘n’
Sn=v
Set S-register n to value v
T
Set DMTF (tone) dialing as the default
Summary of Contents for Comet 3356
Page 1: ...Comet 3356 User s Manual Version 1 0 JiH5 66 1 7 17 51 7 1 175 1 7...
Page 9: ...2 Introduction...
Page 25: ...18 Basic Modem Operation...
Page 34: ...Special Functions 27...
Page 46: ...MS Modulation Commands 39...
Page 60: ...Fax Operation 53...