PPC405CR – PowerPC 405CR Embedded Processor

Revision 1.02 – January 11, 2005

AMCC

9

Data Sheet

Universal Interrupt Controller (UIC)

The Universal Interrupt Controller (UIC) provides the control, status, and communications necessary between the

various sources of interrupts and the local PowerPC processor.

Features include:

• Supports 7 external and 10 internal interrupts

• Edge triggered or level-sensitive

• Positive or negative active

• Non-critical or critical interrupt to PPC405 processor core

• Programmable critical interrupt priority ordering

• Programmable critical interrupt vector for faster vector processing

JTAG

• IEEE 1149.1 test access port

• IBM RISCWatch debugger support

• JTAG Boundary Scan Description Language (BSDL)