Prox1a

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Prox1a:  Low-cost Proximity sensor with 3-cm range and digital output

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Top View Diagram:

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Specifications:

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Circuit board dimensions are  0.8" by 0.4" by 0.1"

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Recommended Vdd is 2.4 to 3.6 VDC  (So works fine with Propeller's Vdd=3.3 VDC)

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Output is open-drain with a 100k pullup resistor to Vdd.

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Output goes low when object detected

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Only $3.99 with free shipping.

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To order, send email to ray@rayslogic.com with your order

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Example Usage:

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We've used 4 Prox1 sensors on the front of this robot for object detection and floor detection.  Can also be used as line follower.  (Note:  Even though they are made for 3.3 VDC, this robot is using them at 5 VDC without problem).

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Schematic:

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