Mega and W5500 wiring problems and questions - Networking, Protocols, and Devices - Arduino Forum
Arduino návody | LAN modul W5500 - YouTube
for Mega 2560 Mega 2560 R3 (ATmega2560-16AU CH340G) AVR USB Board Development Board Mega2560 PRO for Ar Duino Expansion Board DIY Kit - China for Arduino Uno R3, for Uno R3