SWG-1016 User Manual
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OpenVox Communication Co. ,LTD.
URL: www.openvox.cn
Figure 3-10 DTMF
Detection Settings
Notice:
If you don’t have special need, you don’t have to modify these settings. You can just choose
“Default”.
Table 3-3 Description of DTMF Detection Settings
Options
Definition
DTMF Normal Twist
and Reverse Twist
It is the difference in power between the row and column
energies. Normal Twist is where the Column energy is greater
than the Row energy. Reverse Twist is where the Row energy is
greater.
DTMF Relative Peak
Row
The value is the smaller and the detection is easier. If you lost
some numbers, you can try to put the value down. The
adjustment range is 0.02 at a time.
DTMF Relative Peak
Col
The value is smaller and the detection is easier. If you lost some
numbers, you can try to put the value down. The adjustment
range is 0.1 at a time.
DTMF Hits Begin
Sampling matching value. You can choose 2 or 3.
DTMF Misses End
The time interval between the two digits you input. Adjust the
speed of input. The smaller value represents the shorter intervals.
3.3 Toolkit
You can get USSD information, send AT command and check number with this module. When you have
a debug of the CDMA module, AT command is useful
.
