Just to add - looks a lot like the rev 1.1 : http://www.wiznet.co.kr/Sub_Modules/en/product/Product_Detail.asp?cate1=&cate2=&cate3=&pid=1196
@DrAzzy, which one do you have? I wonder if WIZnet have changed something between revisions :(
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Just to add - looks a lot like the rev 1.1 : http://www.wiznet.co.kr/Sub_Modules/en/product/Product_Detail.asp?cate1=&cate2=&cate3=&pid=1196
@DrAzzy, which one do you have? I wonder if WIZnet have changed something between revisions :(