Renesas RL78 Series User Manual page 688

RL78/G1D
Interrupt
request
External interrupt edge
enable register
INTPn pin input
IF: Interrupt request flag
IE: Interrupt enable flag
ISP0: In-service priority flag 0
ISP1: In-service priority flag 1
MK: Interrupt mask flag
PR0: Priority specification flag 0
PR1: Priority specification flag 1
Remark n = 0, 3, 5, 6
R01UH0515EJ0120 Rev.1.20
Dec 16, 2016
Figure 18-1. Basic Configuration of Interrupt Function (1/2)
(A) Internal maskable interrupt
MK
IF
(B) External maskable interrupt (INTPn)
(EGP, EGN)
Edge
IF
detector
CHAPTER 18 INTERRUPT FUNCTIONS
Internal bus
IE PR1
PR0
Priority controller
Internal bus
MK IE PR1
Priority controller
ISP1 ISP0
Vector table
address generator
Standby release
signal
PR0 ISP1 ISP0
Vector table
address generator
Standby release
signal
667