GM812 - 80 x 25 Video Controller Card
The intelligent Video Controller was designed to display 80 * 25 text. Control of the card was done via an board Z80A. This card was the first way to get normal video for 80-BUS systems which is essential for running most CP/M applications. This card with the GM811 CPU, GM809 FDC and GM802 64K RAM together would give a fully functional CP/M system.
Technical Details
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