0x2121 hiResWheel
High-resolution scrolling. The wheel can report fine-grained motion, switch between ratchet and free-spin, and route its events either as standard HID or as HID++ notifications. Functions cover reading the wheel capability, getting/setting the current mode, and inverting direction.
Spec: Logitech HID++ 2.0 — x2121 hiResWheel (v1).
Full function and event reference coming soon.
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