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  • MSP430I2040: Single Phase and DC Embedded Metering (Power Monitor) Using MSP430I2040

    Part Number: MSP430I2040 Tool/software: I had a small doubt in SLAA638A .In reference document they are connecting AGND with neutral together. Layout side asked to follow some specific method. So in pcb what i had made the layout and schematic is like…

  • MSP430I2040: MSP430I2040: I can't find the document link into ti's Application Note, need your help

    TI Thinks Resolved
    Part Number: MSP430I2040 Tool/software: hello, Ti's friends I am reading the Ti's Application Note, the link below here: https://www.ti.com.cn/cn/lit/an/zhcaab1/zhcaab1.pdf?ts=1734936231072&ref_url=https%253A%252F%252Fwww.ti.com%252Fsitesearch…

  • MSP430I2040: Calculations done by EMDC PC software

    Part Number: MSP430I2040 Tool/software: I am using the EMDC software to generate code for i2041. The configuration has one voltage channel and one current channel with CT. Unfortunately, we could not get the HID to work with 5529LP. The green LED never…

  • RE: MSP430I2040: MSP430i2040 Interfacing with Current Transformer (CT) instead of shunt

    Can you help check whether the CT setting is right?
    • Answered

  • MSP430I2040: negative reading from SD24 ADC when connected to known 0V/low positive voltage input

    Resolved
    Part Number: MSP430I2040 Tool/software: Hi, I am reviewing some of our MSP430I2040 based sensors and found out that SD24 ADC sometimes output negative readings when they are connected to known 0V input. In one instance, we connect a precision reference…
    • Resolved
    • Answered

  • MSP430I2040: what is the requirement of capacitor connected at VREF pin when external voltage reference is used?

    Resolved
    Part Number: MSP430I2040 Tool/software: Hi, In the datasheet, it is stated that a 100nF capacitor must be connected at VREF pin when internal reference is used, but nothing is said about such capacitor when external reference is used. Could someone please…
    • Resolved
    • Answered

  • MSP430I2040: Excessive power consumption when supposed to be in LPM4.5

    Resolved
    Part Number: MSP430I2040 Other Parts Discussed in Thread: ENERGYTRACE Hi, We have a sensor built around MSP430I2040. While trying to optimize its power consumption, I noticed that it draws on average 22uA when it is instructed to stay in LPM4.5. It is…
    • Resolved

  • MSP430I2040: MSP430I2040 EVM

    Part Number: MSP430I2040 We are testing MSP430I2040 Single phase EVM. Issue - With no load regardless of AC voltage we are seeing 0.013 - 0.015 A constantly. providing power externally from a battery.
    • Answered

  • MSP430I2040: High power consumption when system is supposedly in LPM4.5

    Resolved
    Part Number: MSP430I2040 Hi, We have a sensor built around MSP430I2040, when we tried to squeeze every bit unnecessary power consumption, I noticed that this sensor is drawing on average of 90uA when it is supposed to be in LPM4.5. My suspicion is that…
    • Resolved

  • MSP430I2040: MSP430I2040 Calibration

    Part Number: MSP430I2040 Hi TI Support Team, Here we are using the MSP430I2040 IC and the Energy Measurement Design Center software for energy measurement applications. We tested our Energy Meter board(containing the MSP430I2040 IC ) using a Variac and…

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