The Uni660 is an ergonomic wireless keyboard designed by Sirius.
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Make example for this keyboard (after setting up your build environment):
make sirius/uni660/rev2/iso:default
Flashing example for this keyboard:
make sirius/uni660/rev2/iso:default:flash
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the RST pins:
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.