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  • MSP430FR5043: Power supply and consumption questions for MSP430FR5043

    Part Number: MSP430FR5043 Other Parts Discussed in Thread: EVM430-FR6047 We are working on an ultrasonic water flow design based on the MSP430FR503. First, there seems to be some weirdness with the recommended operating conditions for the power rails…
    • Answered

  • MSP430FR5043: Question about oscillator frequency tolerance impact on TOF measurement accuracy in MSP430FR5043

    Resolved
    Part Number: MSP430FR5043 Dear Texas Instruments Support Team, I would like to inquire about the MSP430FR5043. My understanding is that the MSP430FR5043 measures propagation time using an 8 MHz oscillator. However, the oscillator has temperature…
    • Resolved

  • MSP430FR5043: Replacing MSPFR6047 with MSP430FR5043

    Part Number: MSP430FR5043 Other Parts Discussed in Thread: MSP430FR6047 , , TIDM-02005 Dear Engineers, I have been developing a water meter using the MSP430FR6047 , and I used the reference design from the TIDM‑1019 evaluation board for my hardware…

  • MSP430FR5043: Is it necessary to perform temperature compensation for the ceramic oscillator When designing an ultrasonic gas meter using MSP430FR5043?

    Part Number: MSP430FR5043 Currently, I am designing an ultrasonic gas meter using MSP430FR5043. I have noticed that there is significant zero drift in my product at different temperatures. I am currently investigating the causes and need to solve this…

  • MSP430FR5043: Issue with UART Communication After Changing Baud Rate on MSP430FR5043

    Part Number: MSP430FR5043 Other Parts Discussed in Thread: MSP430FR6043 Description of the Phenomenon: When the baud rate is changed from 9600 bps, communication stops working. Details: Currently, the microcontroller uses ACLK (32.768 kHz) and communicates…

  • MSP430FR5043: What are the waveform requirements for the Hibernate algorithm in MSP430FR5043?

    TI Thinks Resolved
    Part Number: MSP430FR5043 Tool/software: We are currently developing a water meter device using the MSP430FR5043. When we asked about an error related to correlation processing, we were told that "the received waveform must meet the requirements of the…

  • MSP430FR5043: How is the correlation threshold determined in MSP430FR5043 ultrasonic signal processing?

    Part Number: MSP430FR5043 Tool/software: We are currently using the MSP430FR5043 for a water meter device. When we asked about an error in the correlation processing, we were told that an error occurs when the correlation value is lower than a certain…

  • MSP430FR5043: PGA Gain Variation with Input Signal Frequency on MSP430FR5043 – Request for Specifications

    Part Number: MSP430FR5043 Tool/software: We are currently using the MSP430FR5043 for a water meter device. We have observed that the gain of the Programmable Gain Amplifier (PGA) changes depending on the frequency of the input signal. Our measurement…

  • MSP430FR5043: Clarification on 1LSB Calculation for 12-bit ADC in MSP430FR5043

    TI Thinks Resolved
    Part Number: MSP430FR5043 Tool/software: Dear TI Engineers, I am currently developing a system using the MSP430FR5043 , and I have a question regarding the calculation of 1LSB for the 12-bit ADC . According to Section 34.2.1 of the User's Guide ,…

  • MSP430FR5043: software hang

    Part Number: MSP430FR5043 Other Parts Discussed in Thread: TIDM-02005 Dear Engineer, I am using the MSP430FR5043 to measure flow and volume, and I’m working with TI’s USS library template software. Everything works perfectly and I can read the flow…

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