HD64F7144FW50V Datasheet, PDF (115/932 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family/SH7144

5. Exception Processing
5.4 Interrupts
5.4.1 Interrupt Sources
Table 5.7 shows the sources that start the interrupt exception processing. They are NMI, user
breaks, H-UDI, IRQ, and on-chip peripheral modules.
Table 5.7 Interrupt Sources
Type
NMI
User break
H-UDI
IRQ
On-chip peripheral module
Request Source
NMI pin (external input)
User break controller (UBC)
User debugging interface (H-UDI)
IRQ0 to IRQ7 pins (external input)
Direct Memory Access Controller
(DMAC)
Multifunction timer unit (MTU)
Data transfer controller (DTC)
Compare match timer (CMT)
A/D converter (A/D0 and A/D1)
Serial communication interface
(SCI0−SCI3)
Watchdog timer (WDT)
Input/output Port
IIC bus interface (IIC)
Number of Sources
1
1
1
8
4
23
1
2
2
16
1
1
1
Each interrupt source is allocated a different vector number and vector table offset. See table 6.2
for more information on vector numbers and vector table address offsets.
Rev.4.00 Mar. 27, 2008 Page 69 of 882
REJ09B0108-0400