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+ − 1 # How to Create From Scratch a Project for _CPU1-Upper_ Code #
+ − 2
+ − 3 The main CPU (aka. _CPU1 Discovery_) firmware is splitted in two parts:
+ − 4 - The proper _CPU1 Discovery_ firmware, with the main code.
+ − 5 - The _protected upper memory_ firmware, which is programmed during _OSTC4_ production, and contains (amongst other things) code used to upload and install firmware upgrades.
+ − 6
+ − 7 ## Make a specific project ##
+ − 8
+ − 9 Follow the same procedure than for [CPU1-Discovery](Detailed CPU1-Discovery Project.md), (same processor, same includes) but include the `CPU1-Upper` source directory.
+ − 10
+ − 11 **
+ − 12 NOT FINISHED YET... BE PATIENT
+ − 13 **