Glossary - Epson S1D13503 Series Technical Manual

8 G
LOSSARY
13503 The S1D13503 LCD controller chip.
bank In reference to display memory banking, a bank is a 64K byte block of display mem-
ory. Bank 0 represents the first 64K bytes of display memory, and bank 1 represents the
second 64K bytes.
color A specific combination of red, green, and blue intensities.
display memory Memory in which an image is stored for display by the S1D13503.
gray shade A specific combination of white and black colors. For example, a lighter gray shade
has more white than black.
LCD Liquid Crystal Display. The display device used by the S1D13503.
LCD controller The device used to control the LCD display. The S1D13503 is an LCD controller.
LUT Look-Up Table, or palette. The LUT treats the value of a pixel as an index into an array
of colors or gray shades.
panel The circuitry and viewable area of an LCD display which supports a single image.
LCD displays may have one or two panels.
panning The right or left movement of the viewport in a virtual display.
pixel Picture Element. A pixel is seen as a dot on the display, and can be shown using one of
several different colors or gray shades. Combining pixels in a group creates an image.
power saving A means of reducing the power consumption of the S1D13503.
register A memory storage location to control a peripheral, such as the S1D13503.
scrolling The up and down movement of the viewport in a virtual display.
S1D13503 The 13503 chip.
S5U13503P00C The evaluation board for the S1D13503F00A. The S5U13503P00C is an ISA board for
a PC-compatible computer.
viewport The visible portion of a virtual display.
virtual display An image, which is stored in display memory, that is larger than what the LCD display
can show. A virtual display supports panning and scrolling.
S18A-G-002-02
S1D13503 Programming Notes and Examples
2-69