Table of Contents
Advertisement
5.2
Input/Output Pins
Table 5.1 summarizes the pins of the interrupt controller.
Table 5.1
Pin Configuration
Name
NMI
IRQ7 to IRQ0
5.3
Register Descriptions
The interrupt controller has the following registers.
• Interrupt control register (INTCR)
• 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 edge, falling edge, both edges, or level sensing, can be
selected.
Rev. 2.00, 05/03, page 81 of 820
Advertisement
Table of Contents
