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參數(shù)資料
| 型號(hào)： | MT9094 |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Digital Telephone (DPhone-II)(數(shù)字電話) |
| 中文描述： | 數(shù)字電話（DPhone -Ⅱ）（數(shù)字電話） |
| 文件頁(yè)數(shù)： | 23/34頁(yè) |
| 文件大?。?/td> | 234K |
| 代理商： | MT9094 |
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MT9094
7-67
Programming Examples
Some examples of the programming steps required
to set-up various telephony functions are given. Note
that these steps are from the power-up reset default
definition. If some other state is currently true then
some programming steps may be omitted while new
ones may be required.
Standard Full-duplex handset call
Description
select B-Channel of operation
Address
15h
DATA
bits 2 or 3 (as required)
reset DSP
set Rx gain (ie 0dB with Tx autonull)
set Tx gain (ie 0dB)
start Rx gain program
1Eh
1Dh
20h
1Eh
00h
70h (or as required)
30h (or as required)
21h
select transducers and turn on
sidetone and filter/CODEC
0Eh
99h
set sidetone gain
0Bh
04h (for 0dB or as required)
optional:
set CODEC Rx and Tx gain
select A-Law versus
μ
-Law
0Ah
0Fh
as required (0dB default)
bits 1-5 (as required)
Half-Duplex handsfree operation
Description
select B-Channel of operation
Address
15h
DATA
bits 2 or 3 (as required)
reset DSP
set Rx gain (ie 12 dB)
set Tx gain (ie 0dB)
start handsfree program
1Eh
1Dh
20h
1Eh
00h
38h (or as required)
30 h (or as required)
81h
select transducers and filter/CODEC
and turn off sidetone
0Eh
1Eh
optional:
set CODEC Rx and Tx gain
select A-Law versus
μ
-Law
0Ah
0Fh
as required (0dB default)
bits 1-5 (as required)
Generate tone ringer
Description
select B-Channel of operation
Address
15h
DATA
bits 2 or 3 (as required)
reset DSP
set Rx gain (ie 0 dB with Tx
autonull)
set Tx gain (ie 0dB)
write tone coefficient 1
write tone coefficient 2
write warble tone rate coefficient
start tone ringer program
1Eh
1Dh
00h
70h (or as required)
20h
23h
24h
26h
1Eh
30h (or as required)
as required
as required
as required
61h
select speaker and filter/CODEC
and turn off sidetone
0Eh
82h
control ringer cadence by toggling
RxMUTE
1Eh
61 (on)
69 (off)
61 (on)
69 (off) etc...
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PDF描述 |
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| MT9122AE | CMOS Dual Voice Echo Canceller with Tone Detection |
| MT9122AP | CMOS Dual Voice Echo Canceller with Tone Detection |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MT9094AP | 制造商:Microsemi Corporation 功能描述: 制造商:Mitel Networks Corporation 功能描述: |
| MT9094AP1 | 制造商:Microsemi Corporation 功能描述:DGTL TEL 44PLCC - Rail/Tube |
| MT9094APR1 | 制造商:Microsemi Corporation 功能描述:DGTL TEL 44PLCC - Tape and Reel 制造商:Zarlink Semiconductor Inc 功能描述:DGTL TEL 44PLCC - Tape and Reel |
| MT9122 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:CMOS Dual Voice Echo Canceller with Tone Detection |
| MT9122AE | 制造商:Microsemi Corporation 功能描述:ECHO CANCELLER CHIP 2CH G.164/G.165/G.711 W/ TONE DETECTION - Rail/Tube |
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