Microchip PIC32CX1025MTC128 Manual

Microchip Ikke kategoriseret PIC32CX1025MTC128

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Side 1/21

and its subsidiaries

User Guide DS50003460A-page 1

PIC32CXMTx

Microchip PIC32CXMTx Metrology User Guide

Introduction

This document explains how to use the Microchip Metrology library, and it is considered as a complement of the

Microchip Metrology data sheet. It describes the calibration procedure as well as other complex features of the

library, like the waveform capture.

For more detailed information, refer to the full description of the registers of the Microchip Metrology data sheet.

PIC32CXMTx

and its subsidiaries

User Guide DS50003460A-page 2

Table of Contents

Introduction.....................................................................................................................................................1

1. Configuration...........................................................................................................................................3

1.1. Current Conversion Factor...........................................................................................................3

1.2. Voltage Conversion Factor...........................................................................................................4

1.3. Swell and Sag.............................................................................................................................. 4

1.4. Pulse Test Constant..................................................................................................................... 4

1.5. CF Pulses.....................................................................................................................................5

1.6. Creep (Start-up/No load).............................................................................................................. 5

1.7. EMAFE......................................................................................................................................... 6

1.8. Other Features............................................................................................................................. 6

2. Calibration............................................................................................................................................... 7

2.1. Magnitude.....................................................................................................................................7

2.2. Phase Delay................................................................................................................................. 8

2.3. Power Offset...............................................................................................................................12

2.4. Conclusions................................................................................................................................13

3. Metrology Firmware Special Function...................................................................................................14

3.1. Waveform Capture..................................................................................................................... 14

3.2. Harmonic Analysis......................................................................................................................15

4. Monitor Metrology Firmware................................................................................................................. 16

5. Revision History.................................................................................................................................... 17

5.1. Rev A - 12/2022......................................................................................................................... 17

Microchip Information................................................................................................................................... 18

The Microchip Website..........................................................................................................................18

Product Change Notification Service.................................................................................................... 18

Customer Support................................................................................................................................. 18

Microchip Devices Code Protection Feature.........................................................................................18

Legal Notice.......................................................................................................................................... 18

Trademarks........................................................................................................................................... 19