Principles of Operation
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Video Input Signals
This section describes the following aspects of the supported input
signals:
• Video formats,
• Video input channels,
• Chrominance notch filter,
• Black and white levels,
• Pixel clock, and
• External trigger.
Video Formats
The DT3155 can acquire monochrome images in the following
standard, composite video formats:
• RS-170
−
Standard for 60 Hz monochrome video signals. A video
frame consists of 525 lines, 480 lines of which are visible.
• CCIR
−
Standard for 50 Hz monochrome video signals. A video
frame consists of 625 lines, 576 lines of which are visible.
• NTSC/RS-330
−
Standard for 60 Hz color video signals; color is
superimposed over the monochrome RS-170 image. A video
frame consists of 525 lines, 480 lines of which are visible.
• PAL
−
Standard for 50 Hz color video signals; color is
superimposed over the monochrome RS-170 image. A video
frame consists of 625 lines, 576 lines of which are visible.
Содержание DT3155
Страница 1: ...DT3155 UM 13856 K User s Manual ...
Страница 4: ......
Страница 8: ...Contents viii ...
Страница 16: ...About this Manual xvi ...
Страница 17: ...1 1 Overview Features 2 Supported Software 3 Accessories 4 ...
Страница 41: ...25 3 Supported Device Driver Capabilities DT3155 Device Driver Capabilities 26 Initialized Control Values 44 ...
Страница 62: ...Chapter 3 46 ...
Страница 86: ...Chapter 4 70 ...
Страница 87: ...71 5 Troubleshooting General Checklist 72 Service and Support 76 If Your Board Needs Factory Service 80 ...
Страница 97: ...81 A Specifications ...
Страница 100: ...Appendix A 84 ...
Страница 101: ...85 B Connector Pin Assignments Video Input Connector J1 86 Video Coaxial Connector J2 88 ...
Страница 122: ...Appendix C 106 ...
Страница 132: ...Index 116 ...
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