UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 727

• Manufacturer Part Number: UPD78F0838
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

(A) Internal maskable interrupt
(B) External maskable interrupt (INTP0 to INTP7)
(C) Software interrupt
IF:
IE:
ISP:
MK:
PR:
Interrupt
request
Interrupt request flag
Interrupt enable flag
In-service priority flag
Interrupt mask flag
Priority specification flag
Interrupt
request
Interrupt
request
External interrupt edge
enable register
(EGP, EGN)
Edge
detector
Figure 19-1. Basic Configuration of Interrupt Function
IF
CHAPTER 19 INTERRUPT FUNCTIONS
Preliminary User’s Manual U19748EJ1V0UD
MK
IF
Internal bus
MK
Internal bus
IE
Priority controller
Priority controller
IE
PR
Priority controller
PR
ISP
Internal bus
ISP
Vector table
address generator
Vector table
address generator
Vector table
address generator
Standby release signal
Standby release signal
725