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參數(shù)資料
| 型號(hào)： | W9980 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | Digital Voice Recorder(數(shù)字式錄音器) |
| 中文描述： | 數(shù)碼錄音機(jī)（數(shù)字式錄音器） |
| 文件頁(yè)數(shù)： | 4/15頁(yè) |
| 文件大小： | 85K |
| 代理商： | W9980 |
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The above information is the exclusive intellectual property of Winbond Electronics and shall not be disclosed, distributed or reproduced without permission from
Winbond.
1110-0001-08-A
GPIO input change from low-to-high and high-to-low generate different interrupts to DSP core (IRQ0_ and IRQ1_)
q
Host Interface
NS16550 compatible UART support for PC data upload/download
IEEE 1284 parallel port byte mode support for PC data upload/download
q
uP 8051/8032 serial mode Interface
Support 8051/8032 synchronous serial bitstream for data decode
q
Operation Frequency is 30MHz
q
3.3V Device with TTL-compatible 3.3V I/O
q
128L LQFP Package
q
Compression algorithm
Provide ITU-G.723.1 (5.3K/6.3K bit rate) voice coding/decoding
Programmable voice sampling rate. 8K for normal mode recording and 11K for precise mode recording
Provide Silence-Detection and Comfort-Noise-Generation to lengthen the recording time
q
User Interface
Categorize Messages : Provide 4 folders to store different kinds of message and up to 99 records for each folder
Tape-Recorder/CD Type Operation : Provide keys
″
record
″
,
″
play
″
,
″
stop
″
,
″
pause
″
,
″
forward
″
,
″
backward
″
,
″
erase
″
, and
″
erase all
″
operation
Voice Editing Append : Each record can be appended by new message
Voice Editing Delete : Each record message can be deleted
Fast Scan : Play first 5 second of each record for message search
Date and Time Stamp : Every record is indexed by
″
data
″
,
″
time
″
and
″
time-spend
″
stamp
Reserved Recording Time : The UI display the
″
reserved recording time
″
to indicate available time for recording
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