W5100 Network Expansion Board

W5100 Network Expansion Board which is based on the wiznet w5100 ethernet chip gives you an easy way to get your for online. It is directly supported by for official ethernet library. It adds a micro-SD card slot, which can be used to store files for serving over the network. It is compatible with the for duemilanove (168 or 328), Uno as well as mega (1280/2560) and can be accessed using the SD library.

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Weight 70 g
Dimensions 7 × 5 × 2 cm
Connection speed


Operating Voltage (VDC)


IC Chip

Wiznet W5100


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