Texas Instruments MSP430FR6047 User Manual

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User's Guide
Water Flow Meter
This getting started guide reviews the contents of the
tells you how to quickly get started with the MSP430FR6047 device for a water flow meter solution. The
information in this guide also applies to the MSP430FR600x and
module when used in the water metering configuration. For more information on the EVM430-FR6043 in water
metering configuration, see the
measurement.
1 Introduction.............................................................................................................................................................................2
1.1 Package Contents..............................................................................................................................................................2
1.2 What is Not Included..........................................................................................................................................................
1.3 System Requirement..........................................................................................................................................................2
1.4 MSP430FR600x Evaluation...............................................................................................................................................
2 Connect the EVM to the Flow
3 Flashing the EVM and Installing the
4 USS GUI...................................................................................................................................................................................
4.1 Connecting to the Platform.................................................................................................................................................5
4.2 Configuration Parameters..................................................................................................................................................
4.3 Capturing the ADC Signals...............................................................................................................................................11
4.4 Capturing Waveforms.......................................................................................................................................................14
4.5 Frequency Response.......................................................................................................................................................
5 Meter Characterization.........................................................................................................................................................
5.1 Single Shot Standard Deviation.......................................................................................................................................
5.2 Zero Flow Drift Testing.....................................................................................................................................................
5.3 Flow Testing.....................................................................................................................................................................
6 Revision History...................................................................................................................................................................
Figure 2-1. EVM430-FR6047 Connected to Flow Meter.............................................................................................................
Figure 2-2. EVM430-FR6047 Jumper
Figure 3-1. Select MSP430FR6047
Figure 3-2. Load Image...............................................................................................................................................................
Figure 4-1. USS GUI Connected to EVM....................................................................................................................................
Figure 4-2. Parameters Tab.........................................................................................................................................................
Figure 4-3. Configuration Timing
Figure 4-4. Advanced Parameters Tab........................................................................................................................................
Figure 4-5. Representative Captured Waveform With Interpolation............................................................................................
Figure 4-6. Captured ADC Signal..............................................................................................................................................
Figure 4-7. Gap Between Pulse Start and ADC Capture Set Too Long....................................................................................
Figure 4-8. Gap Between Pulse Start and ADC Capture Set Too
Figure 4-9. Captured ADC Signal With No Water or Bad Connection.......................................................................................
Figure 4-10. Capturing Waveforms............................................................................................................................................14
Figure 4-11. Frequency Sweep Peak
Figure 5-1. Single Shot Standard Deviation..............................................................................................................................
Figure 5-2. Flow Test Setup.......................................................................................................................................................17
SLAU810B - SEPTEMBER 2019 - REVISED SEPTEMBER 2020
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ABSTRACT
MSP430FR6047 ultrasonic sensing evaluation module
Optimized ultrasonic sensing metrology reference design for water flow

Table of Contents

Meter......................................................................................................................................3
GUI..............................................................................................................................4
List of Figures
Settings............................................................................................................................3
Device.................................................................................................................................4
Diagram...................................................................................................................................7
Amplitudes......................................................................................................................15
Copyright © 2020 Texas Instruments Incorporated
MSP430FR6043 ultrasonic sensing evaluation
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Water Flow Meter 1