AP-731 Understanding the Interrupt Control Unit of the 80C186EC/80C188EC Processor

This application note contains:
- A step-by-step description of the interrupt processing sequence.
- A description of subtleties associated with programming 82C59A registers.

This application note is meant to be used in conjunction with the 80C186EC/80C188EC Microprocessor Users Manual. Refer to the Users Manual for a complete explanation of the operation of 82C59A registers.

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