AT Cmd
Function
Mode
Value
Setting
129
ADPCM
Voice Comp: Sample Rate
V
8000
8000Hz
Voice Comp: Silence Level
V
0
Disable
Voice Comp: Silence Exp
V
0
Disable
+VTD
Beep Tone Duration
V
0 - 255
0.01 second increments (default of 100)
+VTX
Enter Voice Transmit Mode
V
-
-
+VTS
DTMF and Tone Generation
V
Multi-Parameter
Parameters described in table E
S0
Auto Answer
DFV
0 - 255
Default = 0
S1
Ring Count
DFV
-
-
S2
Escape Character
DFV
0 - 255
Default = 43 (+)
S3
Carriage Return
DFV
0 - 127
Default = 13 (CR)
S4
Line Feed
DFV
0 - 127
Default = 10 (LF)
S5
Backspace
DFV
0 - 127
Default = 8 (BS)
S6
Blind Dial
DFV
0 - 255
Default = 2 (Units = Seconds)
S7
Call Time-out
DFV
1 - 255
Default = 30 (Units = Seconds)
S8
Pause Delay
DFV
0 - 255
Default = 2 (Units = Seconds)
S10
DCD Loss Disconnect
DFV
0 - 255
Default = 14 (Units = 0.1 Seconds)
S11
Tone Length
DFV
60 - 255
Default = 72 (Units = 0.001 Seconds)
S12
Escape Code Guard Time
DFV
0 - 255
Default = 50 (Units = 0.02 Seconds)
S14
Status, Bitmapped
DFV
-
See Appendix B
S16
Status, Bitmapped
DFV
-
See Appendix B
S18
Test Timer
DFV
0 - 255
Default = 0 (Units = Seconds)
S21
Status, Bitmapped
DFV
-
See Appendix B
S22
Status, Bitmapped
DFV
-
See Appendix B
S23
Status, Bitmapped
DFV
-
See Appendix B
S34
V.34 Control
DFV
0 - 255
bit 0: 0 = expanded constellation
bit 0: 1 = minimum constellation
bit 1: 0 = nonlinear encoder disabled
bit 1: 1 = nonlinear encoder enabled
bit 2: 0 = precoding disabled
bit 2: 1 = precoding enabled
Default = 6
S46
Enable &F=n
DFV
0 - 255
Default = 2 (Bit-mapped)
S54
Status, Bitmapped
DFV
-
See Appendix B
S56
Status, Bitmapped
DFV
-
See Appendix B
S58
Status, Bitmapped
DFV
-
See Appendix B
S59
Status, Bitmapped
DFV
-
See Appendix B
S62
Status, Bitmapped
DFV
-
See Appendix B
S67
Status, Bitmapped
DFV
-
See Appendix B
S69
Status, Bitmapped
DFV
-
See Appendix B
S70
Status, Bitmapped
DFV
-
See Appendix B
S71
Status, Bitmapped
DFV
-
See Appendix B
S75
V.PCM equalizer range
DFV
0
160 taps
1
180 taps
2
200 taps
3
220 taps
4
240 taps
5
260 taps
6
280 taps
7
300 taps
8
320 taps
9
340 taps
10
360 taps
Summary of Contents for SM56
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