CRT Controller
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MPS
6545-1
CRT CONTROLLER (CRTC)
6545-1 CRT Controller (CRTC)
CONCEPT T...
Description
,..,commodore
~ aernlcanductoor group
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MPS
6545-1
CRT CONTROLLER (CRTC)
6545-1 CRT Controller (CRTC)
CONCEPT The 6545-1 is a CRT Controller intended to provide capability for interfacing the 6500/6800 microprocessor families to CRT or TV-type raster scan displays. A unique feature is the inclusion of several modes of operation, so that the system designer can configure the system with a wide assortment of techniques.
FEATURES: Single +5 volt (±5%) power supply. Alphanumeric and limited graphics
capabi Iities. Fully programmable display (rows, columns,
blanking, etc.).
Non-interlaced scan. .50/60 Hz operation.
Fully programmable cursor.
External light pen capability.
Capable of addressing up to 16K character video display RAM.
No DMA required. Pin-compatible with MC6845. Row/Column or straight-binary addressing
for video display RAM. Internal 8-bit status register.
I
ORDERING INFORMATION MXS 6545-1 1 MHz
MXS 6545A-1 2 MHz
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