NEC PD78F9488 Manuale Utente
CHAPTER 16 INTERRUPT FUNCTIONS
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User’s Manual U15331EJ4V1UD
16.4.4 Putting interrupt requests on hold
If an interrupt request (such as a maskable, non-maskable, or external interrupt) is generated when a certain type
of instruction is being executed, the interrupt request will not be acknowledged until the instruction is completed. Such
instructions (interrupt request pending instructions) are as follows.
instructions (interrupt request pending instructions) are as follows.
• Instructions that manipulate interrupt request flag registers (IF0 to IF2)
• Instructions that manipulate interrupt mask flag registers (MK0 to MK2)