H8S2604 Datasheet, PDF (101/574 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 5 Interrupt Controller
5.2 Input/Output Pins
Table 5.1 summarizes the pins of the interrupt controller.
Table 5.1 Pin Configuration
Name
NMI
IRQ5
IRQ4
IRQ3
IRQ2
IRQ1
IRQ0
I/O
Input
Input
Input
Input
Input
Input
Input
Function
Nonmaskable external interrupt
Rising or falling edge can be selected.
Maskable external interrupts
Rising, falling, or both edges, or level sensing, can be
selected.
5.3 Register Descriptions
The interrupt controller has the following registers. For the system control register (SYSCR), refer
to section 3.2.2, System Control Register (SYSCR).
• System control register (SYSCR)
• IRQ sense control register H (ISCRH)
• IRQ sense control register L (ISCRL)
• IRQ enable register (IER)
• IRQ status register (ISR)
• Interrupt priority register A (IPRA)
• Interrupt priority register B (IPRB)
• Interrupt priority register C (IPRC)
• Interrupt priority register D (IPRD)
• Interrupt priority register E (IPRE)
• Interrupt priority register F (IPRF)
• Interrupt priority register G (IPRG)
• Interrupt priority register H (IPRH)
• Interrupt priority register I (IPRI)
• Interrupt priority register J (IPRJ)
• Interrupt priority register K (IPRK)
• Interrupt priority register L (IPRL)
• Interrupt priority register M (IPRM)
Rev. 1.00 Jan. 24, 2008 Page 65 of 534
REJ09B0426-0100