Precautions When Using Delayed Interrupt Generation Module - Fujitsu MB90895 Series Hardware Manual

11.5 Precautions when Using Delayed Interrupt Generation
Module
This section explains the precautions when using the delayed interrupt generation
module.
I Precautions when Using Delayed Interrupt Generation Module
• The interrupt processing is restarted at return from interrupt processing without setting the R0 bit in the
delayed interrupt request generate/cancel register (DIRR) to "0" within the interrupt processing routine.
• Unlike software interrupts, interrupts in the delayed interrupt generation module are delayed.
CHAPTER 11 Delayed interrupt generation module
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