How to add W5500 Ethernet to Raspberry Pi Pico (Python)

1. Circuit Python install first!

2. Pin connect to W5500, WIZ850io

• SPI1_SCK => WIZ850io SCLK
• SPI1_TX => WIZ850io MOSI
• SPI1_RX => WIZ850io MISO
• SPI1_CSn => WIZ850io SCNn
• GP15 => WIZ850io RSTn

, and 3.3V, GND as well.

for your reference

3. W5500 Reset Test

4. W5500 adafruit_wiznet5k python library

5. W5500 PING Test

6. REPL, Open serial terminal for printf()

7. WebClient Demo

All the code required for the tutorial is in the link