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A Prototype Optical Tracking System Investigation and Development - page 68 / 170

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54

Black Spot Hardware

UART bus

To Hub

Figure 5.1 A Black Spot module is shown. The module includes a lens assembly (left of figure), image sensor, and Digital Signal Processor (DSP). The module is capable of tracking the locations of markers within its FOV.

Figure 5.2 Multiple camera modules com- municate with the hub using a multidrop UART bus.

Image

Control Data

Sensor

Clock

Image Data

X

Shared bus with other camera modules.

To Hub

Clock

Figure 5.3 Designs considered use a image sensor attached to either a FPGA with a RISC soft core, a general purpose microprocessor, or a DSP.

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