UPD78F9234MC-5A4-A Datasheet, PDF (229/419 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

CHAPTER 13 INTERRUPT FUNCTIONS
Figure 13-1. Basic Configuration of Interrupt Function
(A) Internal maskable interrupt
Internal bus
MK
IE
Interrupt request
IF
(B) External maskable interrupt
Vector table
address generator
Standby release signal
External interrupt mode
registers 0,1 (INTM0, INTM1)
Internal bus
MK
IE
Interrupt
request
Edge
detector
IF
IF: Interrupt request flag
IE: Interrupt enable flag
MK: Interrupt mask flag
Vector table
address generator
Standby
release signal
User’s Manual U17446EJ5V0UD
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