TIDUFH8
November 2026
1
Description
Resources
Features
Applications
6
1
System Description
1.1
Terminology
1.2
Key System Specifications
2
System Overview
2.1
Key Devices
2.1.1
CC1312R7
2.1.2
MSPM0L2117
2.1.3
TPS27081A
2.1.4
TMAG5231
2.2
System Architecture
2.2.1
Rotary Metrology Sensing and Wireless Communication
2.2.1.1
LC-Sensing
2.2.1.2
Optical Sensing
2.2.1.3
Magnetic Sensing
2.2.2
LCD Display, Tamper Detection, and IrDA Communication
2.2.3
Multi-Protocol Radio Sub-System
2.2.4
Interfaces Between M0L2117 and CC1312R7
2.2.5
Additional Features
2.2.6
Future Proven Solution for EU Cyber Resilience Act (CRA)
3
Design and Documentation Support
3.1
Design Files
3.1.1
Schematics
3.1.2
BOM
3.1.3
PCB Layout Recommendations
3.1.3.1
Layout Prints
3.1.3.2
Gerber Files
3.1.3.3
Assembly Drawings
3.1.3.4
Altium project
3.2
Tools and Software
3.2.1
System Architecture Overview
3.2.2
Tools
3.3
Documentation Support
3.4
Support Resources
Trademarks
4
About the Author
Design Guide
Rotary Smart Water Meter With wM-Bus and LoRa WAN Reference Design