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3D Printing with RepRap Cookbook by Richard Salinas

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Comparing firmware versions with WinMerge

The first thing to keep in mind is that a backup of the firmware that is loaded and working on your controller board is necessary if you plan to revert to it. This requires the actual folder contents that are loaded in the board. There is no easy method of retrieving or reading the firmware stored on your controller. Any new uploads to the controller will permanently erase the old firmware.

There are many different settings that may be specific to your printer that may need to be transferred to a new firmware update. These differences can easily be seen by using a program called WinMerge. It's a free open source program available at http://winmerge.org/.

Using this program allows a complete comparison between ...

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