Samsung 8-Bit CMOS Microcontroller Microcassette Recorder User Manual


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INTERRUPT STRUCTURE S3C9228/P9228
5-4
S3C9228/P9228 INTERRUPT STRUCTURE
The S3C9228/P9228 microcontroller has fourteen peripheral interrupt sources:
— Timer 1/A interrupt
— Timer B interrupt
— SIO interrupt
— Watch Timer interrupt
— Four external interrupts for port 0
— Four external interrupts for port 1
— Two external interrupts for port 3
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