CS452 - Real-Time Programming - Spring 2008

Lecture 17 - Interrupt Overview

Questions & Comment

1. Friday
2. ASUS P4P800-VM
3. 82801EB southbridge
   • 8254 timers
   • 8259 interrupt contrtollers
4. W83627THF
   • probably two 16550As at ports at 0x2f8-0x2ff, irq 3 and 0x3f8-0x3ff, irq4

Interrupts

How an interrupt gets to the CPU

What the CPU does when an interrupt arrives

Return to:

• Bill Cowan's Winter 2008 CS452 page
• Bill Cowan's CS452 page
• Bill Cowan's teaching page
• Bill Cowan's home page