Input/Output Pins; Register Descriptions - Hitachi H8S/2378, H8S/2378R Series Hardware Manual

5.2

Input/Output Pins

Table 5.1 summarizes the pins of the interrupt controller.
Table 5.1 Pin Configuration
Name
NMI
,5448 to ,543
5.3

Register Descriptions

The interrupt controller has the following registers.
• Interrupt control register (INTCR)
• IRQ sense control register H (ISCRH)
• IRQ sense control register L (ISCRL)
• IRQ enable register (IER)
• IRQ status register (ISR)
• IRQ pin select register (ITSR)
• Software standby release IRQ enable register (SSIER)
• 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)
I/O Function
Input Nonmaskable external interrupt
Rising or falling edge can be selected.
Input Maskable external interrupts
Rising, falling, or both edges, or level sensing, can be
selected.
Rev. 1.0, 09/01, page 75 of 904