UART0 issue again

hi there,
I own a 5" and a 7" BASIC Elecrow Display.
They both can communicate with a "EBYTE LoRa Module"
but not with any ESP32 (AZ-Delivery / HELTEC etc) or even them thelves!
No matter with or without USB connected (separate power)
and / or with or without a level converter,
the signal does not reach ground level in theses cases.
Is there any thing I miss?
Kind Regards, hm_heli

Comments

  • Dear Customer/Sender,

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