资料介绍
This chapter contains general information t hat will be useful to know before using the
MCP3909 / dsPIC33F 3-Phase Energy Meter Reference Design. Items discussed in
this chapter include:
• Document Layout
• Conventions Used in this Guide
• Recommended Reading
• The Microchip Web Site
• Customer Support
• Document Revision History MCP3909 / dsPIC33FJ128GP206
3-Phase Energy Meter
Reference Design
2009 Microchip Technology Inc. DS51823A
Note the following details of the code protection feature on Microchip devices:
Microchip products meet the specification contained in their particular Microchip Data Sheet.
Microchip believes that its family of products is one of the most secure families of its kind on the market today, when used in the
intended manner and under normal conditions.
There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our
knowledge, require using the Microchip products in a manner outside the operating specifications contained in Microchip’s Data
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