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Industrial EtherCAT evaluation board designed using the Microchip LAN9252 EtherCAT controller with SPI interface support.
This repository contains the complete PCB design files and hardware documentation for a custom EtherCAT Slave Evaluation Board based on the Microchip LAN9252 EtherCAT Controller.
The project was designed for:
- Embedded Systems Development
- Industrial Communication Learning
- EtherCAT Protocol Exploration
- PCB Design Practice
- Hardware Prototyping
- Educational & Research Purposes
The repository includes:
- PCB design files
- Gerber files
- PCB layout files
- Bill of Materials (BOM)
- 3D PCB renders
- Hardware documentation
- LAN9252 EtherCAT Controller
- SPI Communication Interface
- Multi-Layer PCB Design
- RJ45 Ethernet Connectivity
- Optimized PCB Routing
- EasyEDA PCB Design
- PCB 3D Visualization
- Embedded Hardware Development
| Parameter | Specification |
|---|---|
| Main Controller | Microchip LAN9252 |
| Communication Protocol | EtherCAT |
| Host Interface | SPI |
| PCB Design Tool | EasyEDA |
| PCB Type | Multi-Layer PCB |
| Ethernet Interface | RJ45 |
| Regulated Voltage | 3.3V |
| Input Voltage | 5V / 12V |
| Project Type | PCB Design Project |
| License | MIT |
LAN9252-EtherCAT-SPI-EVB/
│
├── README.md
├── LICENSE
│
├── pcb_3d_front.png
├── pcb_top_view.png
├── pcb_bottom_view.png
├── pcb_bottom_routing.png
├── pcb_layout.png
│
├── gerber/
│ └── LAN9252_EtherCAT_Gerber_v1.0.zip
│
├── schematic/
│ └── LAN9252_Schematic.pdf
│
├── pcb_layout/
│ └── PCB_Layout.pdf
│
├── bom/
│ └── BOM_LAN9252.csv
│
└── docs/
└── DESIGN_GUIDE.md
┌──────────────────────────────────┐
│ LAN9252 Controller │
│ EtherCAT Slave Device │
└──────────────┬───────────────────┘
│
┌────────┴────────┐
│ │
┌────────────┐ ┌────────────┐
│ Ethernet │ │ SPI Host │
│ Interface │ │ Interface │
└────────────┘ └────────────┘
│ │
RJ45 Port External MCU
- Gerber Files
- Drill Files
- PCB Layout Files
- PCB Layout PDF
- Bill of Materials (CSV)
- Design Documentation
- PCB 3D Renders
- PCB Layout Images
git clone https://github.com/AxayRam/LAN9252-EtherCAT-SPI-EVB.git- Connect external MCU through SPI interface
- Connect Ethernet cable to RJ45 connector
- Use appropriate power supply
- Configure EtherCAT firmware stack
- Test communication using EtherCAT master tools
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial Ethernet communication protocol widely used in industrial automation and embedded systems.
- Real-Time Communication
- Low Latency
- Deterministic Performance
- Industrial Reliability
- High-Speed Data Transfer
- Optimized routing structure
- Organized component placement
- Differential signal considerations
- Stable voltage regulation
- Decoupling capacitor placement
- Power filtering network
- Multi-layer PCB architecture
- Ground plane optimization
- Compact hardware layout
- LAN9252 EtherCAT Controller
- RJ45 Ethernet Connector
- SPI Interface Header
- Crystal Oscillator
- Voltage Regulation Circuit
- Passive Components
- Protection Components
| File | Description |
|---|---|
| README.md | Project Overview |
| DESIGN_GUIDE.md | Hardware Design Notes |
| LICENSE | MIT License |
This project is licensed under the MIT License.
You are free to:
- Use commercially
- Modify the design
- Share the files
- Use for educational purposes
Please include the original license and copyright notice.
Embedded Systems | PCB Design | Industrial Communication | EtherCAT Development
If you found this project useful:
- Star the repository
- Fork the project
- Share with others
| Item | Value |
|---|---|
| Project | LAN9252 EtherCAT SPI EVB |
| PCB Tool | EasyEDA |
| Project Type | PCB Design |
| Version | v1.0 |
| Last Updated | April 2026 |