HD6412332 RENESAS [Renesas Technology Corp], HD6412332 Datasheet - Page 128

• Manufacturer Part Number: HD6412332
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

5.1.2
A block diagram of the interrupt controller is shown in figure 5.1.
Rev.4.00 Sep. 07, 2007 Page 98 of 1210
REJ09B0245-0400
Internal interrupt
request
SWDTEND to TEI
Legend:
ISCR:
IER:
ISR:
IPR:
SYSCR: System control register
NMI input
IRQ input
SYSCR
Block Diagram
IRQ sense control register
IRQ enable register
IRQ status register
Interrupt priority register
Interrupt controller
Figure 5.1 Block Diagram of Interrupt Controller
INTM1 INTM0
NMIEG
ISCR
NMI input unit
IRQ input unit
ISR
IER
determination
Priority
IPR
Interrupt
request
Vector
number
I2 to I0
I
CPU
CCR
EXR