Datasheet

78K0/Kx2-L CHAPTER 17 INTERRUPT FUNCTIONS
R01UH0028EJ0400 Rev.4.00 595
Sep 27, 2010
Figure 17-1. Basic Configuration of Interrupt Function (2/2)
(C) External maskable interrupt (INTKR)
IF
MK
KRMn
IE PR1 ISP1
Internal bus
KRn pin input
Priority controller
Vector table
address generator
Standby release
signal
Key
interrupt
detector
Key return mode
register (KRM)
Remark n = 0 to 3: 40-pin and 44-pin products of 78K0/KC2-L
n = 0 to 5: 48-pin products of 78K0/KC2-L
(D) Software interrupt
Internal bus
Interrupt
request
Priority controller
Vector table
address generator
IF: Interrupt request flag
IE: Interrupt enable flag
ISP: In-service priority flag
MK: Interrupt mask flag
PR: Priority specification flag
KRM: Key return mode register
<R>