4.9V on the 3V3 Output

[msfujino]

This link also mentioned the same issue, didn’t it?

XIAO freezing when powered through 5V pin

Hello, I have a little « issue » regarding power supply for a XIAO ESP32-S3 board. I made a little weather station which fetch datas from openweathermaps and display them on a 2 inches TFT screen connected via SPI. Connected to the the Xiao are (beside the screen): 2 push buttons. One is for navigating between different cities (4 in total) and the second one is to access a page to display datas coming from an outdoor station in my garden A temperature and humidity sensor connected via I2C …