W5500 Ethernet network module hardware TCP / IP 51 / STM32 microcontroller program over W5100

Chip type: W5500
Supports both 3.3V & 5V.
Hardwired TCP/IP Protocols : TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE
10BaseT/100BaseTX Ethernet PHY embedded
Supports automatic response (full duplex / half duplex mode)
Supports 8 independent sockets simultaneously
Internal 32Kbytes Memory for Tx/Rx Buffers
Power off mode: support
Network wake: support
SPI interface (SPI MODE 0, 3),convenient connection with MCU
Size: 55mm x 28mm
Color: Blue