Radek

Yes, the wifi connector has a serial port, but on other pins. So you can't use a 1:1 cable

You still haven't sent a photo of the wiring and files with the current Marlin configuration

Make your own connection cable. In the evening I will send it a suggestion for his involvement.

If you want to use the WiFi connector, you must define serial port 3 #define LCD_SERIAL_PORT 3 The display requires a 5V power supply. use the 5V pin on the...

If you would like to define serial port 0, you cannot connect the display to the WiFi connector, but you would have to use the TFT connector on the SKR


You can't use a pin and connect a thermistor to it to measure the temperature. It doesn't work that way. I have SKR V1.4 and I also managed to blow...

A suitable pin for remapping if you need 3 thermistors is P0_26. But you will have to solder.

Which Pin file are you editing?

This is the correct file. And what change did you make?