Cbm80amiga

https://github.com/cbm80amiga

https://www.youtube.com/user/cbm80amiga

https://github.com/tehniq3/matrix_clock_weather_net2

SPI
https://github.com/cbm80amiga/ILI9341_Fast for TFT LCD https://www.adafruit.com/product/1770

links
arduino code