HD6417144 RENESAS [Renesas Technology Corp], HD6417144 Datasheet - Page 122

• Manufacturer Part Number: HD6417144
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family/SH7144 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

6. Interrupt Controller (INTC)
Figure 6.1 shows a block diagram of the INTC.
Rev.4.00 Mar. 27, 2008 Page 78 of 882
REJ09B0108-0400
[Legend]
UBC:
DMAC: Direct memory access controller
H-UDI: User debug interface
DTC:
MTU:
CMT:
A/D:
IRQOUT
DMAC
H-UDI
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
WDT
MTU
CMT
UBC
DTC
NMI
A/D
SCI
I/O
IIC
User break controller
Data transfer controller
Multifunction timer unit
Compare match timer
A/D converter
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
(Interrupt request)
ICR1
ICR2
Figure 6.1 INTC Block Diagram
ISR
control
Input
Module bus
INTC
SCI:
WDT:
IIC:
I/O:
ICR1, ICR2:
ISR:
IPRA to IPRJ: Interrupt priority registers A to J
SR:
IPRA to IPRJ
IPR
Serial communication interface
Watchdog timer
IIC bus interface
I/O port (port output control unit)
Interrupt control register
IRQ status register
Status register
interface
parator
Com-
Bus
I3 I2 I1 I0
Interrupt
request
DTER
CPU
DTC
SR