A change in the behavior of the "PolyMod OscB" knob was made during the development of 2.1. While this change fixed a bug, I have decided to revert to 2.0 behavior to keep the patches sounding exactly the same when using poly mod.
This is the only change in this RC.
Download links:
http://sfx.gligli.free.fr/zik/p600/2_10_rc/2_0991/p600firmware.hex
http://sfx.gligli.free.fr/zik/p600/2_10_rc/2_0991/p600firmware.syx