HD6475348R Datasheet, PDF (110/487 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

External
interrupts
NMI (1)
IRQ0 (1)
IRQ1 to IRQ5 (5)
Interrupt
sources
Internal
interrupts
NMI:
IRQ:
FRT:
SCI:
WDT:
NonMaskable Interrupt
Interrupt Request
Free-Running Timer
Serial Communication Interface
WatchDog Timer
16-Bit FRT1 (4)
16-Bit FRT2 (4)
16-Bit FRT3 (4)
8-Bit timer (3)
SCI (3)
A/D converter (1)
WDT^* (1)
* When the watchdog timer is used in interval timer mode, and interrupt is requested at
each counter overflow.
Figure 4-5 Interrupt Sources (and Number of Interrupt Types)
90