* Hardware Availability: Not currently available as of 2021-01-21
```
make sirius/uni660/rev1:default
```
Make example for this keyboard (after setting up your build environment):
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
make sirius/uni660/rev1:default
Flashing example for this keyboard:
make sirius/uni660/rev1:default:flash
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the ![RST pins](https://i.imgur.com/IlKKXWB.png)
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the RST pins:
![RST pins](https://i.imgur.com/IlKKXWBl.png)
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
* Hardware Availability: Not currently available as of 2021-01-21
```
make sirius/uni660/rev2/ansi:default
```
Make example for this keyboard (after setting up your build environment):
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
make sirius/uni660/rev2/ansi:default
Flashing example for this keyboard:
make sirius/uni660/rev2/ansi:default:flash
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the ![RST pins](https://i.imgur.com/IlKKXWB.png)
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the RST pins:
![RST pins](https://i.imgur.com/IlKKXWBl.png)
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
* Hardware Availability: Not currently available as of 2021-01-21
```
make sirius/uni660/rev2/iso:default
```
Make example for this keyboard (after setting up your build environment):
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
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](https://i.imgur.com/IlKKXWB.png)
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the RST pins:
![RST pins](https://i.imgur.com/IlKKXWBl.png)
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
* Hardware Availability: Not currently available as of 2021-01-21
```
make sirius/uni660/rev2/ansi:default
make sirius/uni660/rev2/iso:default
```
Make example for this keyboard (after setting up your build environment):
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
make sirius/uni660/rev2/ansi:default # for ANSI version
make sirius/uni660/rev2/iso:default # for ISO version
Flashing example for this keyboard:
make sirius/uni660/rev2/ansi:default:flash # for ANSI version
make sirius/uni660/rev2/iso:default:flash # for ISO version
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the ![RST pins](https://i.imgur.com/IlKKXWB.png)
To get the U2U into DFU flashing mode, insert the U2U into the computer and connect the RST pins:
![RST pins](https://i.imgur.com/IlKKXWBl.png)
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).