- 您現在的位置：買賣IC網 > PDF目錄363910 > W9967CF (WINBOND ELECTRONICS CORP) JPEG USB Camera Chip(運用JPEG壓縮技術和通用串行總線結構技術的照相電路數字處理芯片的攝像照相機接口控制器) PDF資料下載
參數資料
| 型號： | W9967CF |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 消費家電 |
| 英文描述： | JPEG USB Camera Chip(運用JPEG壓縮技術和通用串行總線結構技術的照相電路數字處理芯片的攝像照相機接口控制器) |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP128 |
| 封裝： | 14 X 20 MM, 2.75 MM HEIGHT, QFP-128 |
| 文件頁數： | 3/74頁 |
| 文件大小： | 762K |
| 代理商： | W9967CF |
第1頁第2頁當前第3頁第4頁第5頁第6頁第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁第27頁第28頁第29頁第30頁第31頁第32頁第33頁第34頁第35頁第36頁第37頁第38頁第39頁第40頁第41頁第42頁第43頁第44頁第45頁第46頁第47頁第48頁第49頁第50頁第51頁第52頁第53頁第54頁第55頁第56頁第57頁第58頁第59頁第60頁第61頁第62頁第63頁第64頁第65頁第66頁第67頁第68頁第69頁第70頁第71頁第72頁第73頁第74頁
W9967CF
Publication Release Date: May 1999
- 3 -
Revision A4
TABLE OF CONTENTS
1 GENERAL DESCRIPTION
...........................................................................................................7
2 FEATURES
..................................................................................................................................8
3 PIN CONFIGURATION
.............................................................................................................. 10
4 PIN DESCRIPTION
.................................................................................................................... 11
4.1 P
IN
D
EFINITION
......................................................................................................................................................11
4.2 P
IN
L
IST
..................................................................................................................................................................15
4.3 P
OWER
-
ON
R
ESET
I
NITIALIZATION
......................................................................................................................16
5 SYSTEM DIAGRAM
................................................................................................................... 17
6 BLOCK DIAGRAM
..................................................................................................................... 18
7 FUNCTIONAL DESCRIPTION
................................................................................................... 19
7.1 V
IDEO
I
NPUT
I
NTERFACE
......................................................................................................................................19
7.1.1 Camera Control Serial Bus
.......................................................................................................................19
7.1.2 Input Video Data Format
...........................................................................................................................19
7.1.3 Cropping
........................................................................................................................................................20
7.1.4 Scaling
...........................................................................................................................................................20
7.1.5 Filtering
..........................................................................................................................................................21
7.1.6 Captured Video Data Format
...................................................................................................................21
7.2 DRAM C
ONTROL AND
I
NTERFACE
......................................................................................................................22
7.2.1 DRAM Access Arbitration
.........................................................................................................................22
7.2.2 DRAM Interface
...........................................................................................................................................22
7.3 JPEG C
OMPRESSION
...........................................................................................................................................24
7.3.1 Level Shift and Forward DCT
...................................................................................................................24
7.3.2 Quantization
.................................................................................................................................................24
7.3.3 Huffman Encoding
......................................................................................................................................24
7.3.4 JPEG Encoding Order
...............................................................................................................................25
7.4 USB I
NTERFACE AND
D
EVICE
C
ONTROL
............................................................................................................26
7.4.1 Endpoints
.......................................................................................................................................................26
7.4.1.1 Default Endpoint (Endpoint 0)
.............................................................................................................................26
7.4.1.2 Video Data-In Endpoint (Endpoint 1)
................................................................................................................26
7.4.2 USB Device Requests
...............................................................................................................................26
7.4.2.1 Standard Device Requests
..................................................................................................................................26
7.4.2.2 Video Camera Class-Specific Requests
..........................................................................................................28
7.4.2.3 Vendor-Specific Requests
....................................................................................................................................28
7.4.3 Descriptors
....................................................................................................................................................29
7.4.3.1 Device Descriptors
.................................................................................................................................................29
相關PDF資料 |
PDF描述 |
|---|---|
| W99681CF | JPEG USB Dual Mode Camera Chip(運用JPEG壓縮技術、通用串行總線結構技術、雙制式的照相電路數字處理芯片的攝像照相機接口控制器) |
| W9971CF | Integrated Video Graphics Accelerator(集成的視頻圖形加速器) |
| W9980 | Digital Voice Recorder(數字式錄音器) |
| WA08-2433A | 820-980 MHz LOW NOISE BALANCE AMPLIFIER WA08-2433A |
| WA0805ML180A | Multilayer Ceramic Transient Voltage Suppressors for Automotive Applications |
相關代理商/技術參數 |
參數描述 |
|---|---|
| W99681CF | 制造商:WINBOND 制造商全稱:Winbond 功能描述:JPEG USB Dual Mode Camera Chip |
| W99685 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| W99685BS | 制造商:WINBOND 制造商全稱:Winbond 功能描述:SYSTEM CAMERA DEVICE |
| W99685FS | 制造商:WINBOND 制造商全稱:Winbond 功能描述:SYSTEM CAMERA DEVICE |
| W9968CF | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Digital Camera |
發布緊急采購，3分鐘左右您將得到回復。