58
PORTABLE USB MODEM
Register Unit
Range
Default
Description
S109
decimal
0–2
1
Sets one of three 56-kbps
operating modes: K56flex
mode, V.90 mode, or Auto-
mode. S109=2 forces V.90
connections for testing
purposes, etc. S109 sets the
56-kbps operating mode as
shown below:
0=V.90 disabled
1=K56flex or V.90 (Dual mode
enabled)
2=V.90 only (K56flex disabled).
4.3 Result Codes
In command mode, your modem can send responses called
result codes
to your
computer. Result codes are used by communications programs and can also
appear on your monitor.
Terse
Verbose
Description
0
OK
Command executed
1
CONNECT
Modem connected to line
2
RING
Ring signal detected
3
NO CARRIER
Carrier signal lost or not detected
4
ERROR
Invalid command
5
CONNECT 1200
Connected at 1200 bps
6
NO DIALTONE
No dial tone detected
7
BUSY
Busy signal detected
8
NO ANSWER
No answer at remote end