TEST OF A CHEAP CHINESE WIZ850IO ETHERNET BOARD
Testing WIZ850IO
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INTRODUCTION The Wiznet chips are arguably the easiest and most straightforward way to get a Teensy, or just about any Arduino compatible development board, on the internet. Ever since the W5100 in the first Arduino Ethernet shield, these chips have been the weapon of choice for most tinkerers. The small-footprint, Wiznet-provided Wiz820io, based on the W5200, proved to be an excellent match for the Teensy, with a handy adapter board by PJRC to go in between. HOW TO USE The only downside to the Wiznet chips was their price. A Wiz820io would easily go around €24/$26 online, a price point…
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