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so I have a logic level shifter which is TXS0108E ,I use it to shift the eps32 ouput volatge to 5v to be used with motor driver ,when I test it with multimeter , all the channels on the B side outputs high (5v) without connecting anything on the A side, my connection is this : enter image description here

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    it is normal...
    – Juraj
    Apr 25, 2023 at 16:44
  • So how can the driver know if it is high or low if it is all the time high
    – kamal MKA
    Apr 25, 2023 at 21:19
  • an unconnected pin of the converter when powered is HIGH. the input must pull it down to change the state and that state is reflected on output.
    – Juraj
    Apr 26, 2023 at 4:42
  • Oh I didn't know that , thanks.
    – kamal MKA
    Apr 26, 2023 at 11:46

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