IEEE C37.94 multiplexer for Smart Grid IEC-61850 teleprotection system

Client

A European company specializing in manufacturing equipment for protecting power systems.

Challenge

To design IEEE C37.94 multiplexer. 

Solution

We developed a mechanical design, PCB, and FPGA design for the IEEE C37.94 interface converter. The device serves as a part of the Smart Grid IEC-61850 teleprotection system.

Features:

• Xilinx Spartan FPGA
• SGMII interface to host processor
• 2 x optical Ethernet 100BaseFX4
• 2 x optical ports IEEE C37.94

FPGA firmware blocks:

• RMII MAC, HDLC, IEEE C37.94
• Bit and frame synchronization recovery
• MDIO and SGMII/GMII control

Business value

Our customer received IEEE C37.94 multiplexer for the Smart Grid IEC-61850 teleprotection system.