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AVR182: Zero Cross Detector
Introduction
Features
1 Application Example
1.1 Hardware
1.2 Software
2 Special Considerations
2.1 Emulators and Clamp Diodes
2.2 RC Filter and Delay Between VCC/2 and the Actual Zero Cross
2.3 Ground Must be Symmetrical
2.4 How to Calculate a Slow Switch (Relay)
3 Revision History
Microchip Information
The Microchip Website
Product Change Notification Service
Customer Support
Microchip Devices Code Protection Feature
Legal Notice
Trademarks
Quality Management System
Worldwide Sales and Service