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  What is the reason for the abnormal push-pull output waveform? Abnormal waveform

  November 24, 2020 by Edmund 4
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  How do I calculate the time used by the button battery? Button Battery

  November 24, 2020 by Emme 1
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  What could be the reason for the failure of the rectifier bridge when the switching power supply is turned on? How should it be solved? Switching power supply

  November 24, 2020 by Clifford 4
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  Consult the distribution of power boards. DC-DC power supply

  November 24, 2020 by Laurence 4
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  Stm32f427 replaces stm32f207 with 100 feet, and the serial port download jlink simulation encounters problems. Stm32f427

  November 24, 2020 by Kelli 3
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  Why does certain variable redefinition always appear when I call the header file of a sub-function? head File

  November 23, 2020 by Leonardo 6
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  MOS tube on-resistance problem. MOS tube

  November 23, 2020 by Omar 6
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  What is the reason for the distortion of the output waveform of the inverter power supply? Waveform

  November 23, 2020 by Laura 6
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  Why does KEIL Inline report so many errors? IAR

  November 23, 2020 by Miles 6
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  Problem with the resistance value of the speaker protection circuit. Circuit design

  November 23, 2020 by Jared 6
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  The whole circuit cannot work, and the microcontroller cannot start. What kind of external circuit can be added to make the negative electrode disconnected during normal work? MCU

  November 20, 2020 by Britta 15
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  As shown in the figure, PWM is used to control the current of the electromagnet through a drive and chopper circuit, but the current has been unstable. PWM

  November 20, 2020 by Bibi 14
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  How to determine the oscillation frequency of a multiple resonance circuit? Oscillation frequency

  November 20, 2020 by Kareena 14
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  Is it possible to use a Zener diode to step-down the 24V to 8V, and then input it to the LDO input terminal to convert to 5V? LDO

  November 20, 2020 by Fisher 14
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  Analysis of level conversion circuit. Level shift

  November 20, 2020 by Jonathan 14
• 1rispondere
  Why the higher the load current consumption, the lower the voltage? Adjustable power supply

  November 19, 2020 by Ester 15
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  The IO port of STM32F103 is connected to a 5V level. What if the IO port is used as a data port with both output and input? STM32F103

  November 19, 2020 by Arman 14
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  How do you deal with Error_Handler() in the HAL library of STM32? STM32

  November 19, 2020 by Yazmin 14
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  How to use the two varistors in the power surge control circuit to prevent surges? surge

  November 19, 2020 by Yasmin 12
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  How does the data sent in the serial port interrupt program enter the interrupt? Serial port interrupt

  November 19, 2020 by Jasmine 12