Product Overview
The W5500 Ethernet Shield v1.0 adds 10/100 Mbps wired Ethernet to Arduino-compatible boards. It uses the WIZnet W5500 chip, which integrates a complete hardware TCP/IP stack, MAC, and PHY—all in one. Includes a micro-SD slot and dual Grove connectors, making it ideal for IoT and data-logging applications.
Technical Specifications
- Ethernet Standard: 10Base-T / 100Base-TX
- TCP/IP Stack: Hardware-based (TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE)
- Sockets: Up to 8 simultaneous independent connections
- SPI Interface: Compatible with SPI Mode 0 and Mode 3
- SPI Clock Speed: Up to 80 MHz
- Internal Buffer: 32 KB combined Tx/Rx memory
- Power-saving Features: Supports Power-down mode and Wake-on-LAN over UDP
- Voltage Compatibility: 3.3V operation with 5V-tolerant I/O
- LED Indicators: Displays Link, Speed, Duplex, and Activity status
- Onboard Storage: Micro-SD card socket (supports FAT16/32, up to 2 GB)
- Grove Ports: Includes I²C and UART connectors
- Reset Button: Resets the Ethernet controller
- Dimensions: 71 × 53 × 23 mm
- Weight: 25 g
Key Features
- Offloads network protocol handling from the host MCU
- Hardware-based Ethernet connectivity—no stack implementation required
- Supports up to eight simultaneous connections
- Easy integration via SPI—works with Arduino, STM32, ESP32, etc.
- Stackable design with low-profile RJ45 connector
- Includes micro-SD slot and Grove connectors for added flexibility
Typical Applications
- IoT gateways and embedded web servers
- Data logging with micro-SD card support
- Networked sensors and automation systems
- Smart home devices and industrial monitoring
- Educational embedded-system projects
Documents
- seeedstudio wiki
- W5500 Ethernet Shield in Eagle format
- W5500 Ethernet Shield Schematic in PDF format
- W5500 Ethernet Shield PCB in PDF format
- W5500 Ethernet Shield Library
- W5500 Ethernet Shield Datasheet.pdf
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