U-turn layout

U-turn layout is ortholinear SWORD optimization. Optimization is based on frequency dictionary generated from 5 000 featured Wikipedia articles.

U-turn layout

U key spans two columns.

Load distribution

Finger distribution and typing effort take into account 26 letters and space.

Keyboard effort ------------------------------------------------------------ k1 0.587 83.1 83.1 k1,k2 0.693 15.1 98.2 k1,k2,k3 0.706 1.8 100.0 b 0.203 14.7 14.7 p 0.504 36.5 51.2 ph 0.000 0.0 0.0 pr 0.115 22.8 22.8 pf 0.339 67.4 90.2 s 0.674 48.8 100.0 all 1.380 100.0 100.0

Typing effort is 1.380

QMK configuration for ID75 fullgrid ortholinear QMK programmable keyboard is available for testing. It can be compiled locally as qmk compile -kb idobo -km gkbd_u-turn and flashed in dfu mode. JSON configuration can be viewed in QMK configurator.

July 10, 2022. Giorgi Chavchanidze.