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The W5500 SPI to Ethernet Hardware TCP/IP Network Module is a high-performance, compact network interface breakout designed to bring stable internet connectivity to resource-constrained microcontrollers. Traditional software-driven Ethernet solutions require massive firmware libraries to compile network protocol layers, consuming significant program memory and rendering basic 8-bit or 32-bit MCUs vulnerable to network layer crashes and malicious overflow vulnerabilities. The W5500 bypasses this bottleneck entirely by embedding a comprehensive, fully hardwired TCP/IP stack directly into its silicon gates.

Equipped with an integrated 10/100 Base-TX Ethernet MAC and physical layer transceiver (PHY), this module supports auto-negotiation to seamlessly lock onto full or half-duplex network pipelines. It includes an internal 32 Kilobyte TX/RX buffer memory cache, allowing it to host up to 8 independent network sockets simultaneously. This enables your project to manage an active web server, check an NTP time register, and stream sensor data via MQTT at the exact same time without dropping data packets.

Key Features & Benefits:

• Hardwired Protocol Engine: Processes TCP, UDP, ICMP, IPv4, ARP, IGMP, and PPPoE automatically in hardware, protecting your embedded projects from OS crash dependencies.

• Veloce 80MHz SPI Interface: Supports rapid data transfers via high-speed SPI (Modes 0 and 3) with a brand-new, highly efficient frame protocol that drastically lowers communication latencies.

• Integrated RJ45 Magjack: Outfitted with a premium RJ45 connector featuring built-in isolation transformers and dual status indicator LEDs (Link and Activity) for fast physical-layer troubleshooting.

• Smart Low-Power & WOL Modes: Features built-in Power Down logic and Wake on LAN (WOL) over UDP functionality to reduce battery usage in sleeping IoT sensor arrays.

Technical Specifications

How to Use

The W5500 Ethernet Module minimizes network development overhead by processing network packets directly in hardware. This drastically reduces the firmware size on your primary microcontroller (e.g., Arduino, ESP32, STM32, or Raspberry Pi Pico).

Pinout and Connection Guide:

The module features a standard pinout to interface with your controller's hardware SPI pins:

1. VCC / GND: Connect to a stable 3.3V power source and common ground.

2. MISO (Master In Slave Out): Connects to the microcontroller's SPI MISO pin.

3. MOSI (Master Out Slave In): Connects to the microcontroller's SPI MOSI pin.

4. SCLK (Serial Clock): Connects to the microcontroller's SPI clock pin.

5. SCS (Slave Select): Connects to the designated SPI chip select pin (CS/SS).

6. RST (Reset) / INT (Interrupt): Connects to digital pins for hardware resets and packet-received event alerts.

Software Integration:

For Arduino users, simply include the standard <Ethernet.h> library (ensure it is the updated version supporting W5500). Call Ethernet.init(CS_PIN); before initializing the network using DHCP or a Static IP configuration to begin serving webpages or transmitting MQTT data packets.

Common Applications

With its reliable hardwired stack and high-speed data throughput, this Ethernet module is extensively used in environments where wireless connectivity is unstable or restricted:

• IoT Gateways: Creating physical wireline internet bridges for smart home sensor networks.

• Industrial Automation: Interfacing PLCs and embedded controllers with local factory networks using Modbus TCP.

• Home Security Systems: Connecting IP security cameras, access control systems, and biometric locks directly to a router.

• Web Servers & Data Loggers: Hosting local monitoring pages and streaming sensor data directly to cloud dashboards or local SQL databases.

• Remote Device Management: Providing network firmware updating (OTA) and Telnet debugging interfaces to industrial machinery.

Package Includes

• 1 x W5500 SPI to Ethernet Hardware TCP/IP Network Module

Shipping & Delivery

At Electroboat Technologies, we focus on safe transport and rapid logistics for all your advanced development hardware.

• Free Shipping: Enjoy Free Shipping on all orders above ₹999 across India.

• Dispatch Time: Your order will be carefully packed and dispatched within 1-3 business days.

• Estimated Delivery: Expect your package at your doorstep within 3-7 business days (depending on your specific location).

• Secure Packaging: We use specialized anti-static and cushioned packaging to ensure total safety and safe transit of all your sensitive electronic components.