NEC uPD78P078 - Manual (Page 503)

503
CHAPTER 22 INTERRUPT FUNCTIONS
Figure 22-1. Basic Configuration of Interrupt Function (2/2)
(D) External maskable interrupt (except INTP0)
(E) Software interrupt
External Interrupt
Mode Register
(INTM0, INTM1)
Edge
Detector Interrupt
Request
IE PR ISP MK
IF
Priority Control
Circuit
Vector Table
Address
Generator
Standby
Release Signal
Internal Bus
Internal Bus
Priority Control
Circuit
Vector Table
Address
Generator
Interrupt
Request
IF : Interrupt request flag
IE : Interrupt enable flag
ISP : Inservice priority flag
MK : Interrupt mask flag
PR : Priority specify flag