UM6845RA Overview
The UM6845R is a CRT Controller intended to provide capability for interfacing any microprocessor family to CRT or TV-type raster scan displays.
UM6845RA Key Features
- Single + 5 volt (±5%) power supply
- Alphanumeric and limited graphics capabilities
- Fully programmable display (rows, columns, blanking
- Interlaced or non-interlaced scan
- 50/60 Hz operation
- Fully programmable cursor
- External light pen capability
- Capable of addressing up to 16K character Video Display
- No DMA required
- patible with SY6845R