Omnimount - Kauai Labs VMX-pi User Manual

Robotics controller/motion & vision processor
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Installation
Orientation
Default VMX-pi Board Orientation
The default VMX-pi circuit board orientation is with the VMX-pi logo on the Front Right,
with the top of the circuit board pointing up (with respect to the earth).
Since Body Frame and Board Frame coordinates should be aligned, and because the Yaw axis
must be aligned with gravity, by default you must orient the navX-Micro with the top of the board
facing up, and with the Y axis (on the circuit board) pointing to the front of the robot.
If you need to mount the VMX-pi circuit board in a different orientation (vertically,
horizontally, or upside down), you can use the
orientation.
If the VMX-pi
default yaw axis orientation
the OmniMount feature to re-configure the VMX-pi yaw axis, allowing high-accuracy yaw axis
readings when VMX-pi is mounted horizontally, vertically, or even upside down.
In certain cases, the VMX-pi axes (Board Frame) may not be oriented exactly as that of the
Robot (Body Frame). For instance, if the VMX-pi circuit board is mounted sideways, the navX-
Micro axes will not be oriented identically to the Robot. This configuration is shown in the
diagram below:

OmniMount

OmniMount
isn't sufficient for your needs, you can use
feature to transform the
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