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The MEGA65 can use ethernet for SD card access and starting programs remotely by using the tools mega65_ftp and etherload. The tools are command-line applications, so you should be familiar with using these kinds of programs in a terminal, else you can download the GUI-tool M65Connect from Filehost (Andy the Knight has provided a walkthrough of how to set up and use it in his blog post here). This guide also assumes that you know how to install a new core into one of the slots 1-7.
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