1st non IBM EGA chipset.
Downsized IBM EGA chipset from 19 chips to 4. 82C431 - Graphics Controller, 82C432 - Sequencer, 82C433 - Attributes Controller, 82C434 - CRT Controller. Chips 82C432A and 82C434A are upgraded revisions, but fully compactible. Whole chipset is named CS8240.
Palcal's cards:
Vlask's card:
Additional Info
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Chips&Technologies Inc.