Apparently I'm just a moron. While cleaning up the code and removing libs that are not necessary for simplicity, I removed the library for the i2c Real time clock. Turns out I had declared my lcd as rtc (real time clock, see line 8 in my code snippet), which has some members in common, so it wouldn'...

ESP_Sprite wrote: There's nothing in the code that you posted that seems suspect to me. Any chance of you uploading the full project so we can have a look?

Sure, I've got nothing to hide (apart from spaghetti code). How would I do so? Github?

Hello everyone, I've been using ESP-IDF for a while but facing problems that I cannot solve myself anymore. I'm woking in ESP IDF V5.3.1 with a custom Board based on ESP32-S3-1 N8. Connected to my board I have an LCD Screen controlled via I2C over a PCF8574 IO expander. I wrote the lib for that myse...