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USB Virtual Reality HID - Bradley University ECE department

USB Virtual Reality HID - Bradley University ECE department

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• HL Software<br />

Flowchart<br />

<strong>USB</strong> ISR (Slave):<br />

Wait<br />

Wait for<br />

‘Send’<br />

Request<br />

Software<br />

Received<br />

Send <strong>USB</strong><br />

Data<br />

Host<br />

Personal<br />

Computer<br />

Monitor/<br />

Headset<br />

Human<br />

Movement<br />

Sensor Data<br />

Collect Sensor<br />

and Switch<br />

Data<br />

<strong>HID</strong> Software (Handheld Device)<br />

<strong>USB</strong> Board Software (PIC18F)<br />

Put Data in<br />

<strong>USB</strong> Buffers<br />

Calculate<br />

Pitch<br />

Translate<br />

Position to<br />

<strong>USB</strong> Protocol<br />

Calculate<br />

Yaw<br />

Take Derivative<br />

for Direct Input<br />

Send<br />

Position<br />

To <strong>USB</strong><br />

Board<br />

Receive<br />

Position

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