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Introduction
The STV-676/501C-R01, reference design is based on the VV6501(VGA) colour CMOS image
sensors and STV0676 companion co-processor. This USB video conferencing camera supports
frame rates of up to 30fps VGA.
Key features
VGA (640 x 480) resolution sensor
Real-time video - up to 30fps
High quality MJPEG compression
DirectShow driver support
DirectCap.exe - DirectShow application.
July 2003
VV6501 Reference Design Kit User Manual
ADCS 7442122A
STV0676
USER MANUAL
1/20
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Table of Contents
Summary of Contents for STMicroelectronics STV0676
- Page 1 USER MANUAL Introduction The STV-676/501C-R01, reference design is based on the VV6501(VGA) colour CMOS image sensors and STV0676 companion co-processor. This USB video conferencing camera supports frame rates of up to 30fps VGA. Key features VGA (640 x 480) resolution sensor...
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Page 2: Table Of Contents
STV0676 Table of Contents Chapter 1 Minimum System Requirements ........5 Chapter 2 Kit Contents . - Page 3 STMicroelectronics reserves the right to make changes, at any time, for the purpose of system improvement.
- Page 4 STV0676 Revision History Revision Date Comments 16/08/02 Initial Release 4/20...
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Page 5: Minimum System Requirements
STV0676 Minimum System Requirements Minimum System Requirements IBM PC (P200MMX minimum specification) or compatible Windows 98 Operating System DirectX 8 or later must be installed before driver installation on Win2k, WinME, Win98/ Win98SE Graphics Adapter capable of 800x600 resolution, 64k colours (“thousands of colours”) -
Page 6: Chapter 3 Installation
Installation STV0676 Installation The following software is required in order to receive video/grab images from the STV0676 chipset. DirectShow driver cp3200wq.exe and sample DirectShow application DirectCap. Software updates are available from the ‘Technical Support’ section of the STMicroelectronics’ Imaging Division web-site at www.st.com. -
Page 7: Chapter 4 Directcap
DS supported chipsets. See Figure 1 Figure 1: DirectCap Video Device To start streaming video, select ‘STV0676 Camera’ from the pull down menu under Video Device then press the Start button. To stop, press the Stop button. 7/20... -
Page 8: File Menu
DirectCap STV0676 File Menu As well as streaming video to the screen, you can also video avi’s to the HDD. Set Filename: Choose this one first to select where to save your.avi file to. Stream to File: Once you have chosen what filename your avi will have, this option will become available for selection. -
Page 9: Properties Menu
STV0676 DirectCap Properties Menu The properties menu includes the standard DS, audio source and format controls. In the near future ST will introduce their own set of DS properties. Figure 3: Properties Menu Video Capture Filter: Figure 4: Video Capture Filter... -
Page 10: Clock Menu
DirectCap STV0676 Video Capture Pin: Figure 5: Video Capture Pin Clock Menu Not Implemented yet. Help Menu The present Help Menu only contains the ‘About’ box with details such as the version number of the application. Figure 6: Help Menu... -
Page 11: Chapter 5 Wia
STV0676 WIA (Windows Imaging Architecture) is only available on WinXP. It can be used to grab an image from the camera. WIA through Explorer Images can be captured from the camera by clicking on “Take a new picture” under camera tasks, this can be found by exiting the Folder section under explorer. -
Page 12: Chapter 6 Design Issues
The STV0676 entered production at silicon revision 1.2, identification of the Silicon revision is possible by looking at the device, the first two letters on the line printed below “STV0676” denote the silicon revision. Revision 1.2 has the device markings AC*******. -
Page 13: Usb Compliance Eye Test
Design issues USB Compliance eye test To ensure that the STV0676 still operates within the USB signal integrity compliance limits when used with long (i.e. 5m) USB cables, the following circuit may be required. Full compliance can be guaranteed by adding the circuitry shown in... -
Page 14: Chapter 7 Rdb Schematics
RDB Schematics STV0676 RDB Schematics 14/20... - Page 15 STV0676 RDB Schematics 15/20...
- Page 16 RDB Schematics STV0676 16/20...
- Page 17 STV0676 RDB Schematics 17/20...
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Page 18: Rdb Bill Of Materials
RDB bill of materials STV0676 RDB bill of materials Parts list for assembly P/N: PCB1053-02A PCB1053-02A Type ST P/N STV0676RDB(501C) Revision User2 STV-676/501C-R01 Status User3 Date 15/08/02 User4 User5 Item Title Detail Reference(t) PCB1053B 676+501RDB Bare PCB STV0676 STV0676 64TQFP... -
Page 19: Chapter 9 Technical Support
“Imaging Products. Evaluation Kit A full evaluation kit for the USB camera chipset is available, this kit allows the evaluation of the complete chipset operation, USB, I2C control, digiport output and GPIO control. Please contact STMicroelectronics for further details. 19/20... - Page 20 This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics ©...
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