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Control Circuit- Prototype reqd
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Engineering & Manufacturing > Electrical

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The client has made the following changes to the job.

Description
Date

Bidding period extended.

Oct 22, 2012
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Job Description

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Updated

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  • Posted: Mon, Oct 01, 2012
  • Time Left: Closed
  • Location: Anywhere
  • Client prefers freelancers from:
    Anywhere

    You are still able to submit a proposal for this job.

    The client prefers freelancers from
    a different location.

    You're still able to submit a proposal for this job, regardless of your location.
  • Start: Immediately
  • Budget: Less than $500
  • Fixed Price Job
  • Elance Escrow Protection
  • W9 Not Required
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I need a circuit capable of driving two separate LEDs.
The LEDs will be on two separate small boards that will connect to the control circuit with 3mm jacks.

Control circuit:
The circuit should have a clock.
The circuit should be programmable to come on at specific times for programmable durations during the day.
The circuit should record the time the LEDs come on and if two switches (for 2 LED brds) are closed or not with a maximum sampling rate of 10 Hz.
Device should be able to store 4 weeks of data (switches open or closed) (7 days a week for 8 hours per day at 10Hz).
The device should be battery powered. The battery should last a minimum of one week.
Data should be transferable from the controller to a computer with with via USB or wireless.

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Job ID: 33974288
 
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