Hi, I have an ILI9341 display. I am using the latest Arduino (1.8.5) and latest Ucglib (1.4.0). I have tried on 2 different machines, MAC & Windows, but still getting the same error: /Users/xxxx/Documents/Arduino/libraries/Ucglib/src/Ucglib_orig.cpp: In function 'void ucg_com_arduino_init_8bit(ucg_t...

Check 'make menuconfig', under components -> esp32 -> Main XTAL Frequency. The Sparkfun thing uses a 26MHz crystal, so select that instead of the 40MHz one. You solved it! I have spent hours on this, thinking it has to do with the baud rate or with the drivers... I tested on 2 laptops, Mac & Win......

Hi, I followed the official tutorial to start with the ESP32. Everything is working except the "printf" function. I have an ESP32 from Sparkfun, and any printf results in gibberish text in terminal. I tried changing the baud rate to different values, whether through "make menuconfig", or in the term...