USB Virtual Reality HID - Bradley University ECE department
USB Virtual Reality HID - Bradley University ECE department
USB Virtual Reality HID - Bradley University ECE department
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Position<br />
– Basics<br />
• Gyroscopes measure °/sec<br />
• A/D reads steps<br />
• Find conversion factor (°/sec)/step<br />
• Want an absolute angle in degrees (°)<br />
– Calculation<br />
• / Position = ∫ [A/D steps] [(°/sec)/step] dt<br />
• / Position = ∫ [°/sec] dt<br />
• / Position = #°
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