HD6413003RF Datasheet, PDF (93/715 Pages) Renesas Technology Corp – Microcontroller (MCU)

5.1.3 Pin Configuration
Table 5-1 lists the interrupt pins.
Table 5-1 Interrupt Pins
Name
Nonmaskable interrupt
Abbreviation I/O
NMI
Input
External interrupt request 7 to 0 IRQ₇ to IRQ₀ Input
Function
Nonmaskable interrupt, rising edge or
falling edge selectable
Maskable interrupts, falling edge or
level sensing selectable
5.1.4 Register Configuration
Table 5-2 lists the registers of the interrupt controller.
Table 5-2 Interrupt Controller Registers
Address^*1 Name
H'FFF2
System control register
H'FFF4
IRQ sense control register
H'FFF5
IRQ enable register
H'FFF6
IRQ status register
H'FFF8
Interrupt priority register A
H'FFF9
Interrupt priority register B
Notes: 1. Lower 16 bits of the address.
2. Only 0 can be written, to clear flags.
Abbreviation
SYSCR
ISCR
IER
ISR
IPRA
IPRB
R/W Initial Value
R/W H'0B
R/W H'00
R/W H'00
R/(W)^*2 H'00
R/W H'00
R/W H'00
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