71M6534H Demo Board User’s Manual
Table of Contents
1
GETTING STARTED................................................................................................................................................ 9
1.1
General .................................................................................................................................................................... 9
1.2
Safety and ESD Precautions ................................................................................................................................. 9
1.3
Demo Kit Contents ................................................................................................................................................. 9
1.4
Demo Board Versions .......................................................................................................................................... 10
1.5
Compatibility......................................................................................................................................................... 10
1.6
Suggested Equipment not Included ................................................................................................................... 10
1.7
Demo Board Test Setup ....................................................................................................................................... 10
1.7.1
Power Supply Setup ........................................................................................................................................ 13
1.7.2
Cable for Serial Connection (Debug Board) .................................................................................................... 13
1.7.3
Checking Operation......................................................................................................................................... 14
1.7.4
Serial Connection Setup.................................................................................................................................. 15
1.8
Using the Demo Board ......................................................................................................................................... 16
1.8.1
Serial Command Language ............................................................................................................................. 17
1.8.2
Using the Demo Board for Energy Measurements .......................................................................................... 25
1.8.3
Adjusting the Kh Factor for the Demo Board ................................................................................................... 25
1.8.4
Adjusting the Demo Boards to Different Current Transformers ....................................................................... 26
1.8.5
Adjusting the Demo Boards to Different Voltage Dividers ............................................................................... 26
1.9
Calibration Parameters ........................................................................................................................................ 27
1.9.1
General Calibration Procedure ........................................................................................................................ 27
1.9.2
Calibration Macro File ..................................................................................................................................... 28
1.9.3
Updating the 6534_demo.hex file .................................................................................................................... 28
1.9.4
Updating Calibration Data in Flash Memory without Using the ICE or a Programmer .................................... 28
1.9.5
Automatic Calibration (Auto-Cal) ..................................................................................................................... 29
1.9.6
Loading the 6534_demo.hex file into the Demo Board.................................................................................... 29
1.9.7
The Programming Interface of the 71M6534/6534H ....................................................................................... 31
1.10
Demo Code ........................................................................................................................................................ 32
1.10.1
Demo Code Description............................................................................................................................... 32
1.10.2
Important Demo Code MPU Parameters ..................................................................................................... 33
1.10.3
Useful CLI Commands Involving the MPU and CE ...................................................................................... 39
1.11
Using the ICE (In-Circuit Emulator) ................................................................................................................. 39
2
APPLICATION INFORMATION ............................................................................................................................. 41
2.1
Calibration Theory ................................................................................................................................................ 41
2.1.1
Calibration with Three Measurements ............................................................................................................. 41
2.1.2
Calibration with Five Measurements ............................................................................................................... 43
2.1.3
Fast Calibration ............................................................................................................................................... 44
2.2
Calibration Procedures ........................................................................................................................................ 45
2.2.1
Calibration Procedure with Three Measurements ........................................................................................... 46
2.2.2
Calibration Procedure with Five Measurements .............................................................................................. 47
2.2.3
Fast Calibration – Auto-Calibration.................................................................................................................. 47
2.2.4
Calibration Procedure for Rogowski Coil Sensors ........................................................................................... 48
2.2.5
Calibration Spreadsheets ................................................................................................................................ 49
2.2.6
Compensating for Non-Linearities ................................................................................................................... 52
2.3
Calibrating and Compensating the RTC ............................................................................................................. 53
2.4
Schematic Information ......................................................................................................................................... 54
2.4.1
Components for the V1 Pin ............................................................................................................................. 54
2.4.2
Reset Circuit .................................................................................................................................................... 54
2.4.3
Oscillator ......................................................................................................................................................... 55
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