ISD-T360SB Datasheet, PDF (96/109 Pages) List of Unclassifed Manufacturers – VoiceDSP Digital Speech Processor with Master/Slave, Full-Duplex Speakerphone, Multiple Flash and ARAM/DRAM Support

ISD-T360SB
2—SOFTWARE
Table 2-7: TUNABLE PARAMETERS: Tone Detection
Index
Parameter Name
Description
Default
55
Busy Tone:
Minimum period considered as Off for busy-tone detection. 7
BUSY_DET_MIN_OFF_TIM Unit: 10 ms. Accuracy is ±20 ms.
E
Legal values: 5 to 1000.
56
Busy Tone:
Maximum period considered as On for busy-tone detection. 122
BUSY_DET_MAX_OFF_TI Unit: 10 ms. Accuracy is ±20 ms.
ME
Legal values: 5 to 1000.
57
Busy Tone:
Number of On/Off cadences that must be detected prior to 9
BUSY_DET_VERIFY_COU reporting busy-tone presence.
NT
Legal values: 9 to 127.
58
Busy Tone:
Specifies the type of busy tone to detect:
1
BUSY_DET_TONE_TYPE 1 —Two cadences
2 —Three cadences
3 —Both two and three cadences
59
Busy Tone:
The maximum allowed difference between two compared 9
BUSY_DET_DIFF_THRESH On or Off periods. Unit: 10 ms.
OLD
Legal values: 0 to 1000.
2-56
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