MC81F4x16
11. INTERRUTP CONTROLLER
Interrupt
Request
Interrupt
Enable
EXT1IE
External Interrupt 1
External Interrupt 3
External Interrupt 5
External Interrupt 6
EXT1IR
EXT3IR
EXT5IR
EXT6IR
EXT3IE
EXT5IE
EXT6IE
Interrupt
Flag
EINTF
EXT0IE
EXT2IE
EXT4IE
EXT7IE
EXT8IE
EXT9IE
EXT10IE
EXT11IE
External Interrupt 0
External Interrupt 2
External Interrupt 4
External Interrupt 7
External Interrupt 8
External Interrupt 9
External Interrupt 10
External Interrupt 11
EXT0IR
EXT2IR
EXT4IR
EXT7IR
EXT8IR
EXT9IR
EXT10IR
EXT11IR
Release STOP/SLEEP
To CPU
I-flag
Interrupt
Master
Enable
Flag
Interrupt
Vector
Address
Generator
IICIE
SIOIE
WTIE
IIC Interrupt
SIO Interrupt
IICIR
SIOIR
WTIR
Interrupt
Flag
Watch Timer Interrupt
INTFL
INTFH
URIE
UTIE
UART Rx Interrupt
UART Tx Interrupt
URIR
UTIR
Interrupt
Flag
T0MIE
Timer0 matchInterrupt
T0MIR
T0OVIE
Timer0 overflow Interrupt
T0OVIR
T1MIE
Timer1 matchInterrupt
T1MIR
T1OVIE
Timer1 overflow Interrupt
T1OVIR
T2MIE
Timer2 matchInterrupt
T2MIR
T2OVIE
Timer2 overflow Interrupt
T2OVIR
T3MIE
Timer3 matchInterrupt
T3MIR
T3OVIE
Timer3 overflow Interrupt
T3OVIR
WDTIE
BTIE
Watchdog Timer Interrupt
Basic Timer Interrupt
WDTIR
BTIR
Figure 11-1 Block Diagram of Interrupt
90
October 19, 2009 Ver.1.35