mcf5272 Freescale Semiconductor, Inc, mcf5272 Datasheet - Page 179

• Manufacturer Part Number: mcf5272
• Description: Mcf5272 Coldfire Integrated Microprocessor User
• Manufacturer: Freescale Semiconductor, Inc

MOTOROLA
Chapter 7
Interrupt Controller
This chapter describes the operation of the interrupt controller portion of the system
integration module (SIM). It includes descriptions of the registers in the interrupt controller
memory map and the interrupt priority scheme.
7.1 Overview
The SIM provides a centralized interrupt controller for all MCF5272 interrupt sources,
which consist of the following:
Figure 7-1 is a block diagram of the interrupt controller.
• External interrupts INT[6:1]
• Timer modules
• UART modules
• PLIC module
• USB module
• DMA module
• Ethernet module
• QSPI module
• Software watchdog timer (SWT)
Chapter 7. Interrupt Controller
7-1