46 Appendix A: Glossary
• PCI
Peripheral Component Interconnect. Present day standard expansion bus.
• Progressive scanning
Describes a transfer of data in which the lines of the source input device are written
sequentially into the destination buffer.
Also known as non-interlaced. See also interlaced scanning.
• RGB
A color space that represents color using the primary colors (red, green and blue)
as components.
Vertical synchronization signal
The part of a video signal that indicates the end of a frame and the start of a new
one.
See also horizontal synchronization signal.