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Adds devices/lift with images, a kDevices spec entry, a test for HID++ name matching over Bolt, and the regenerated README table. Values read from hardware over HID++ (fw RBM 21.01). Closes mmaher88#144
Glitch-cat-t
approved these changes
Oct 18, 2026
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Adds a device descriptor for the Logitech Lift vertical ergonomic mouse. Closes #144.
Hardware data
Read from the device over HID++ 2.0 (firmware RBM 21.01):
LIFT VERTICAL ERGONOMIC MOUSE, BLE PID0xb031. Over Bolt the session sees the receiver PID (0xc548), so the Lift is matched by name.0x1004, AdjustableDPI0x2201(400–4000, step 100), ReprogControlsV40x1B04, ChangeHost0x1814(3 hosts), LowResWheel0x2130. No HiResWheel0x2121, no SmartShift, no PointerSpeed.0x0050and0x0051fixed;0x0052,0x0053,0x0056and0x00FD(DPI button) are divertable;0x00D7is virtual and omitted.Descriptor choices
0x00FD) is divertable on this firmware, so it isconfigurablewith the native firmware action as default.smoothScrollandhiResWheelare false: scroll configuration goes through0x2121, which the Lift lacks.cycleRing, so the native behaviour is the default; a user-assigned DPI cycle falls back to the min/mid/max ring.side.pngis a two-view composite (top view plus thumb side) following the MX Vertical layout. Happy to swap them for Options+ assets if you prefer to regenerate.Testing
logitune-tests: 761 passed, including the LiftkDevicesentry and a newLiftMatchesHidppNameOverBolttest.generate-readme-devices.py --checkandgenerate_package_deps.py --checkpass.0xb031); battery and DPI read correctly; Back and Forward diverted and dispatched; KWin focus tracking works.Status is left as
betafor you to promote.🤖 Generated with Claude Code