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by odaller
Sun Apr 14, 2019 6:37 pm
Forum: ESP32 Arduino
Topic: ESP32 + OLED sd1306 different behaviour USB power vs direct power
Replies: 1
Views: 2440

ESP32 + OLED sd1306 different behaviour USB power vs direct power

Hello, I encounter the weirdest problem: with my H-ET LIVE MiniKit ESP combined with "1.54 inch SSD1309 OLED Display Module 128x64 I2C Interface OLED 3.3-5V Compatible With SSD1306" I use I2C communication and the SSD1306 library. When I power my ESP module with an USB cable from a wall adapter, the...