Overview Of External Interrupt Circuit - Fujitsu F2MC-8FX Hardware Manual

CHAPTER 18 EXTERNAL INTERRUPT CIRCUIT
18.1

Overview of External Interrupt Circuit

The external interrupt circuit detects edges on the signal that is inputted to the external
interrupt pin and generates interrupt requests to the CPU.
Functions of External Interrupt Circuit
The external interrupt circuit has the functions to detect any edge of a signal that is inputted to an external
interrupt pin and generate an interrupt request to the CPU. This interrupt allows the unit to recover from a
standby mode and return to its normal operation.
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