參數(shù)資料
型號: T8531
廠商: Lineage Power
英文描述: Tone Processing(音調(diào)處理器件)
中文描述: 音處理(音調(diào)處理器件)
文件頁數(shù): 19/20頁
文件大?。?/td> 338K
代理商: T8531
Lucent Technologies Inc.
19
User Manual
September 2000
T8531 and T8531A Tone Processing
Appendix A: ROM Tone Processing Algorithms
(continued)
Subroutine: DTMF Detection Start
(continued)
Data Storage Locations Altered by Operation Routine:
Data Name
dtmf_table
dtmf_det_data
Data storage for TX filters
tx_rtn
Address
Value
Tone TS table + 0x6—0xF
TS DTMF data + 0x0—0x7F
TS info. table + 0x29—0x33
TS info. table + 0x2
depends on function
depends on function
NA
dtmf_det_dispatch_1bank
or
dtmf_detector_dispatch_2bank
NA
DTMF Status
0x0700
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