Table of Contents
Advertisement
Chapter 25 External Interrupt
1. Overview
External interrupt detects a signal input to an external interrupt input pin, and generates an interrupt request.
2. Features
• Quantity
: 16 (INT input -- 16 channels: INT0-INT15)
• Interrupt levels: 4 levels
• "L" level
• "H" level
• Rising edge
• Falling edge
Edge
detection
Pins
circuit
Interrupt requests
Chapter 25 External Interrupt
1.Overview
321
Advertisement
Table of Contents
