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參數(shù)資料
| 型號： | TC9447F |
| 廠商： | Toshiba Corporation |
| 元件分類： | 數(shù)字信號處理 |
| 英文描述： | Single-Chip Audio Digital Signal Processor |
| 中文描述： | 單芯片音頻數(shù)字信號處理器 |
| 文件頁數(shù)： | 17/44頁 |
| 文件大?。?/td> | 635K |
| 代理商： | TC9447F |
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TC9447F
2002-02-05
17
3.
Control commands
The following table lists the control commands that can be used from the microcontroller.
(1)
Control commands
Table 1 Control commands
Command
Code
R/W
Description
RAM
Sequential
Transfer Sync With/Async to
Sync Signal
TIMING
40h
Timing
―
Async
BOOT
41h
Self-boot ROM start address
―
Async
DAC
42h
DAC output attenuator
―
Async
SIO
43h
SIO setting
―
Async
RUN-MUTE
44h
Program execution, mute
―
Sync (Note 2)
MSEQ
45h
Sequential RAM
Sync (RUN)/Async (STOP)
CRAM
46h
CRAM
Sync (RUN)/Async (STOP)
CRAM-ACMP
47h
CRAM (ACMP mode)
Async
OFRAM
48h
OFRAM
Sync (RUN)/Async (STOP)
OFRAM-ACMP
49h
OFRAM (ACMP mode)
Enable
Async
IFF
4Ah
Interface flag (IFF)
―
Sync (Note 2)
MONI-PC
4Bh
Monitor (PC conditions)
―
Async
MONI-LC
4Ch
Monitor (LC conditions)
―
Async
MISC
4Dh
Others
―
Async
―
4Eh
(Prohibited)
―
―
M-RST
4Fh
W
Initialization
―
Async
MONI-DB
50h
DB monitor
―
Async
MONI-CP
51h
CP monitor
―
Async
MONI-OFP
52h
OFP monitor
―
Async
MONI-DP
53h
DP monitor
―
Async
MONI-AR
54h
AR monitor
―
Async
MONI-CRP
55h
CRP monitor
―
Async
MONI-SR
56h
R
SR monitor
―
Async
Note 2: The command which is "Sync" in the transfer Sync with Sync signal needs to set the
CS
= H
section to a minimum of 1 fs more until it transmits the following command.(It needs more than
22.68 μs at fs = 44.1 kHz)
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