Description <br> 80MHz high-speed SPI interface <br> Built-in hardware TCPIP protocol stack, users hardly need to master complex network protocol knowledge <br> Support up to 8 Socket connections <br> Support TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE protocols <br> Integrated data link layer, physical layer <br> <br> Support power-down wake-up <br> Support high-speed serial peripheral interface (SPI mode 0~3) <br> Internal 32K bytes ceiver buffer <br> Embedded 10BaseT/100BaseTX Ethernet Physical Layer (PHY) <br> Support auto-negotiation (10/100-Based full duplex/half duplex) <br> IP fragmentation is not supported <br> 3.3V working voltage, I/O signal port 5V withstand voltage <br> LED status display (full/half duplex, network connection, network speed, activity status) <br> Ultra-small pin package for embedded applications <br> Provides application routines for C <br> Product Features: <br> Power supply mode: 3.3V external power supply, the current should be greater than 200mA <br> Control interface form: 3.3V TTL level, SPI interface; 2* single row of pins <br> Colour: green <br> Material: ABS <br> Size: 23 x 25 mm <br> <br> Package Contents: <br> 1 * W5500 Ethernet network module <br> <br> Only the above package content, other products are not included. <br> Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. <br>