HP Pavilion 8700 HP Pavilion PC's - PCTEL V.90/K56Flex Series AT Command Guide - Page 31

Bits Per Sample Compression Factor, Beep Tone Timer

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AT Command Guide #TL - Transmit Level Control This command sets the transmit level. Parameters: n = 0000 - 7FFF Default: 3FFF Result Codes: OK if n = 0000 - 7FFF ERROR Otherwise Command options: #TL? Return the current setting #TL=? Return the message, "0000-7FFF" #TL=n Set the record gain to n #VBQ? - Query Buffer Size This command query the modem's voice transmit and voice receive buffers size. Parameters: None Command option: #VBQ? Return the size of buffers. #VBS - Bits Per Sample (Compression Factor) This command selects the degree of ADPCM voice compression to be used. Parameters: n = 4 (Only 4 bits per sample compression ratio is supported) Default: 4 Result Codes: OK if n = 4 ERROR Otherwise Command options: #VBS? Return the current setting #VBS=? Return "4" #VBS=4 Selects 4 bits per samples. #VBT - Beep Tone Timer This command sets the duration for DTMF tone generation Parameters: n = 0 - 40 ( duration = n /10 seconds) Default: 10 Result Codes: OK if n = 0 - 40 ERROR Otherwise Command options: #VBT? Return the current setting #VBT=? Returns the message, "0-40" #VBT=0 Disables the tone generation capability. #VBT=n Sets tone duration 31 V90K56DOCATC11A

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31
AT Command Guide
V90K56DOCATC11A
#TL -
Transmit Level Control
This command sets the transmit level.
Parameters:
n = 0000 - 7FFF
Default:
3FFF
Result Codes:
OK
if n = 0000 - 7FFF
ERROR
Otherwise
Command options:
#TL?
Return the current setting
#TL=?
Return the message, “0000-7FFF”
#TL=n
Set the record gain to n
#VBQ?
- Query Buffer Size
This command query the modem’s voice transmit and voice receive buffers size.
Parameters:
None
Command option:
#VBQ?
Return the size of buffers.
#VBS
- Bits Per Sample (Compression Factor)
This command selects the degree of ADPCM voice compression to be used.
Parameters:
n = 4
(Only 4 bits per sample compression ratio is supported)
Default:
4
Result Codes:
OK
if n = 4
ERROR
Otherwise
Command options:
#VBS?
Return the current setting
#VBS=?
Return “4”
#VBS=4
Selects 4 bits per samples.
#VBT
- Beep Tone Timer
This command sets the duration for DTMF tone generation
Parameters:
n = 0 - 40 ( duration = n /10 seconds)
Default:
10
Result Codes:
OK
if n = 0 - 40
ERROR
Otherwise
Command options:
#VBT?
Return the current setting
#VBT=?
Returns the message, “0-40”
#VBT=0
Disables the tone generation capability.
#VBT=n
Sets tone duration