Input/Output Pins; Register Descriptions; Table 5.1 Pin Configuration - Hitachi H8S/2215 Series Hardware Manual

5.2

Input/Output Pins

Table 5.1 summarizes the pins of the interrupt controller.
Table 5.1 Pin Configuration
Name I/O
NMI Input
IRQ7
Input
IRQ5
Input
IRQ4
Input
IRQ3
Input
IRQ2
Input
IRQ1
Input
IRQ0
Input
5.3

Register Descriptions

The interrupt controller has the following registers. For details on the system control register, refer
to section 3.2.2, System Control Register (SYSCR).
• The interrupt controller has the following registers.
• 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 I (IPRI)
• Interrupt priority register J (IPRJ)
• Interrupt priority register K (IPRK)
• Interrupt priority register M (IPRM)
Function
Nonmaskable external interrupt; rising or falling edge can be selected
Maskable external interrupts; rising, falling, or both edges, or level
sensing, (IRQ6 is an interrupt signal only for the on-chip USB) can be
selected
Rev. 3.0, 10/02, page 77 of 686