HD6413007F20 Datasheet, PDF (111/798 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

5. Interrupt Controller
5.1.3 Pin Configuration
Table 5.1 lists the interrupt pins.
Table 5.1 Interrupt Pins
Name
Abbreviation I/O Function
Nonmaskable interrupt
NMI
External interrupt request 5 to 0 IRQ to IRQ
5
0
Input Nonmaskable interrupt, rising edge or
falling edge selectable
Input 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
Abbreviation
H'EE012
System control register
SYSCR
H'EE014
IRQ sense control register
ISCR
H'EE015
IRQ enable register
IER
H'EE016
IRQ status register
ISR
H'EE018
Interrupt priority register A
IPRA
H'EE019
Interrupt priority register B
IPRB
Notes: 1. Lower 20 bits of the address in advanced mode.
2. Only 0 can be written, to clear flags.
R/W
R/W
R/W
R/W
R/(W)*²
R/W
R/W
Initial Value
H'09
H'00
H'00
H'00
H'00
H'00
Rev.5.00 Sep. 12, 2007 Page 81 of 764
REJ09B0396-0500