maxbbraun / maxbbraun/pisight

Activity LED using the original iSight LED

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#13 3 comments 8 reactions 0 assignees View on GitHub

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Forks
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Description

Thanks for the excellent project. After getting a build working I've been playing around with adding an LED to show when the camera is active.

Showmewebcam handily switches GPIO 21 to HIGH when the camera is in-use so it's possible to put an LED in the place of the one that would have been on the original iSight.

All that's required is a 330ohm resistor and an LED. As seen in this test run:

IMG_7604

I pulled out the original LED from the iSight and carefully soldered two cables either side of the surface mount LED. I used some shrinkwrap to shield the connections from the case and used shrinkwrap with a hole punched in it to aim to get the light only going up into the small clear plastic diffuser. A small amount of rearwards leakage was fixed with some Aluminum tape on the body.

Here's the end result:

IMG_7605

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No source file, test, or entry point is named. Start by reviewing the linked showmewebcam LED-indicator behavior and determining how this project uses GPIO 21. Done should be an agreed, documented project change that adds the activity LED without requiring undocumented hardware assumptions.

Written by the indexing model from the issue text.

Assessment

Tech stack
raspberry-pi
Domain
embedded-iot
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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