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A comment on Reading the undocumented MEMS accelerometer on Apple Silicon MacBooks via iokit. Parent comment

Re:Reading the undocumented MEMS accelerometer on Apple Sili... by saagarjha on Friday February 20, 2026 @02:59AM (#47085059)
> the sensor lives under AppleSPUHIDDevice in the iokit registry, on vendor usage page 0xFF00, usage 3. the driver is AppleSPUHIDDriver which is part of the sensor processing unit.
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