TIDUF27A
February 2025 – March 2025
AMC131M03
,
MSPM0G1507
1
Description
Resources
Features
Applications
6
1
System Description
1.1
Key System Specifications
1.2
End Equipment
1.3
Electricity Meter
1.4
Power Quality Meter, Power Quality Analyzer
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
Voltage Measurement Analog Front End
2.2.2
Analog Front End for Current Measurement
2.2.3
XDS110 Emulator
2.2.4
Bluetooth® Data Transmission
2.2.5
Bluetooth® Connection Between Two Modules
2.2.6
Bluetooth® to UART Connection
2.2.7
Magnetic Tamper Detection With TMAG5273 Linear 3D Hall-Effect Sensor
2.3
Highlighted Products
2.3.1
MSPM0G3507
2.3.2
AMC131M03
2.3.3
CDC6C
2.3.4
RES60A-Q1
2.3.5
TPS3702
2.3.6
TPD4E05U06
2.3.7
ISOUSB111
2.3.8
LMK1C1104
2.3.9
MSP432E401Y
2.3.10
TPS709
2.3.11
TMAG5273
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Hardware Requirements
3.1.1
Clocking System
3.1.1.1
BAW Oscillator
3.1.1.2
Crystal Oscillator
3.1.1.3
PWM
3.1.1.4
Clock Buffers
3.1.2
SPI Bus Configuration
3.1.3
Jumper Settings for LED and UART
3.2
Software Requirements
3.2.1
UART for PC GUI Communication
3.2.2
Direct Memory Access (DMA)
3.2.3
ADC Setup
3.2.4
Calibration
3.3
Test Setup
3.3.1
Connections to the Test Setup
3.3.2
Power Supply Options and Jumper Settings
51
3.3.3
Cautions and Warnings
3.4
Test Results
3.4.1
Electricity Meter Metrology Accuracy Results
3.4.2
Radiated Emissions Performance
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematics
4.1.2
BOM
4.1.3
PCB Layout Recommendations
4.1.3.1
Layout Prints
4.2
Tools and Software
4.3
Documentation Support
4.4
Support Resources
4.5
Trademarks
5
About the Author
6
Revision History
4.3
Documentation Support
Texas Instruments,
AMC131M03 3-Channel, 64-kSPS Simultaneous-Sampling 24-Bit Isolated Delta-Sigma ADC With Integrated DC/DC Converter Data Sheet
Texas Instruments,
MSPM0G350x Mixed-Signal Microcontrollers With CAN-FD Interface Data Sheet
Texas Instruments,
CC2340R SimpleLink™ Family of 2.4GHz Wireless MCUs Data Sheet
Texas Instruments,
ISOUSB111 Full/Low Speed Isolated USB Repeater Data Sheet
Texas Instruments,
TMAG5273 Low-Power Linear 3D Hall-Effect Sensor With I2C Interface Data Sheet
Texas Instruments,
TPS7A37 1% High-Accuracy, 1-A, Low-Dropout Regulator With Reverse Current Protection Data Sheet
Texas Instruments,
RES60A-Q1 Automotive, 1400V
DC
, Precision Resistor Divider Data Sheet
Implementing magnetic tamper detection in electricity meters
PTS 3.3 genX – EMH
Portable 3-phase Testsystem