HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 146

• Manufacturer Part Number: HD6412240
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 5 Interrupt Controller
5.1.2
A block diagram of the interrupt controller is shown in figure 5.1.
Rev.3.00 Mar. 26, 2007 Page 104 of 772
REJ09B0355-0300
Internal interrupt
request
WOVI to TEI
Legend:
ISCR
IER
ISR
ICR
SYSCR
NMI input
IRQ input
SYSCR
Block Diagram
: IRQ enable register
: IRQ status register
: Interrupt control register
: System control register
: IRQ sense control 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
ICR
Interrupt
request
Vector
number
I, UI
CPU
CCR