Questions tagged [80286]

The Intel 80286 16-bit microprocessor. Use only for questions specifically about the processor; DO NO USE to mean ‘286-class machine’.

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Everex Systems EV1250: Perhaps a 286 accelerator? I need its manual

Recently I got an unknown card named EV1250 that I couldn't find any information on what it was. I assume it's probably a 286 accelerator. There are some memory chips on the left side of the card and ...
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Harris 80C286 double fault does not push an error code

I'm using a Harris CS80C286-20 CPU. If I set the access rights byte of the Divide Error Exception descriptor to 0x80 (which indicates a present system descriptor of an invalid type), and then execute ...
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