參數資料
型號: MT9092
廠商: Mitel Networks Corporation
英文描述: Digital Telephone with HDLC(數字電話(帶高階數據鏈路控制HDLC))
中文描述: 數字電話(數字電話(帶高階數據鏈路控制的HDLC)與的HDLC)
文件頁數: 34/44頁
文件大小: 278K
代理商: MT9092
MT9092
7-36
Generate DTMF tones
Description
select B-Channel of operation
Address
15h
DATA
bits 2 or 3 (as required)
reset DSP
set Rx DTMF gain (ie -20 dBm0)
set Tx audio gain (ie 0dB)
set Tx DTMF gain (ie -4dBm0)
write tone coefficient 1
write tone coefficient 2
start DTMF program
1Eh
1Dh
20h
21h
23h
24h
1Eh
00h
22h (or as required)
30h (or as required)
2Eh (or as required)
as required
as required
41h
select transducers and filter/CODEC
(PuFC)
and turn off sidetone
0Eh
as required
optional:
set CODEC Rx gain
0Ah
as required (0dB default)
send tones in only Rx or Tx by
disabling
RxMUTE or TxMUTE appropriately
1Eh
as required
New Call Tone
Description
Assume that a B-Channel of operation has already been selected for the concurrent handset
conversation.
If this is not true select one.
Address
DATA
select B-Channel of operation
15h
bits 2 or 3 (as required)
reset DSP
1Eh
00h
**********************************************************************************
set Rx gain (ie 0 dB with Tx autonull)
set Tx gain (ie 0dB)
1Dh
20h
70h (or as required)
30h (or as required)
Note: these two steps a required for the concurrent conversation only and do not affect new
call tone generation. See Standard Full-duplex handset call for required programming.
**********************************************************************************
write tone coefficient 1
write tone coefficient 2
write warble rate coefficient
start new call tone ringer program
23h
24h
26h
1Eh
as required
as required
as required
71h
set new call tone gain
0Bh
NCTG2-1 (as required)
select speaker
0Eh
02h
9Bh (assuming a concurrent handset
call)
01h (assuming all other bits are
μ
-
Law
71h (on)
31h (off)
71h (on) etc...
enable new call tone
0Fh
control ringer cadence by toggling
between gain control and tone ringer
with gain control programs
1Eh
相關PDF資料
PDF描述
MT9092 ISO2-CMOS ST-BUS⑩ FAMILY Digital Telephone with HDLC (HPhone-II)
MT9094 Digital Telephone (DPhone-II)(數字電話)
MT9122 Dual Voice Echo Canceller with Tone Detection(雙話音回聲消除器(帶音調檢測功能))
MT9122AE CMOS Dual Voice Echo Canceller with Tone Detection
MT9122AP CMOS Dual Voice Echo Canceller with Tone Detection
相關代理商/技術參數
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