INS8259 controller equivalent, programmable interrupt controller.
* Performs Priority Control of up to Eight Interrupt Levels
* Can be Expanded to Handle up to 64 Levels Through Cascading
* Four Programmable Operating Modes
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The INS8259 is a Programmable Interrupt Controller chip contained in a standard 28-pin dual-in-Iine package_ The chip, which is fabricated using N-channel silicon gate technology, functions as a versatile interrupt management device in a microcompute.
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