__AF__

Hi all! It doesn't work for me either, just a white screen. Maybe someone could attach a complete project file!?

Thanks for the reply! I checked the connections many times. I use Teensy 4.1 and VSCode DP: [Display 5 inch TFT Arduino Touch Shield w/SSD1963](https://www.buydisplay.com/display-5-inch-tft-arduino-touch-shield-ssd1963-for-mega-due) PDF: [ER-TFTM050-5](https://www.buydisplay.com/download/manual/ER-TFTM050-5_Datasheet.pdf) LCD_ID_readreg.ino connection and...

I tried Teensy 4.0 8bit parallel mode, it works! With the pins you suggested. **mcufriend_shield.h** file, other pins are defined. Are these overlooked? I want to use [LVGL](https://docs.lvgl.io/master/) that's why...

Hi! How to individually solve the allocation of pins with several MCP23017 ic? 0x20 -> 8 rotary, [0,1], [2,3], [4,5],... 0x21 -> 8 rotary, [0,1], [2,3], [4,5],... 0x22 -> 8...

It work, except the mixed. Thanks! Unfortunately, I don't have enough skills to expand it yet.