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Sun Dec 20, 2020 3:02 pm
Forum: Hardware
Topic: Esp32 UART grounding problem
Replies: 3
Views: 5413

Re: Esp32 UART grounding problem

Hi ESP_houwenxiang , I have the same problem as KimKim. When I'm connecting GND of SIM800L to GND of ESP32, the ESP32 start to not working and it starts be invisible from ArduinoIDE (connecting problems when trying to upload a program (Connecting........_____....._____....._____....._____)). When I'...

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