Difference between revisions of "LED Matrix Failure"

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(Components)
(Components)
Line 4: Line 4:
 
= Components =
 
= Components =
  
* [http://www.adafruit.com/products/2239 Adafruit DotStar Digital LED Strip - Black 60 LED - Per Meter - BLACK]
+
* [http://www.adafruit.com/products/2239 Adafruit DotStar Digital LED Strip - Black 60 LED - Per Meter - BLACK]
* [http://www.digikey.com/product-detail/en/PMT-5V350W1AM/1145-1081-ND/4386552 Power Supply 5V@60A 350W]
+
[[File:Dotstar-strip.jpg|thumbnail]]
 +
* [http://www.digikey.com/product-detail/en/PMT-5V350W1AM/1145-1081-ND/4386552 Power Supply 5V@60A 350W]
 +
[[File:5v60a-powersupply.jpg|thumbnail]
 
* Connectors
 
* Connectors
  

Revision as of 11:58, 2 September 2015

Goal

document the failure and redesign of a LED Matrix display.

Components

Dotstar-strip.jpg

[[File:5v60a-powersupply.jpg|thumbnail]

  • Connectors

Layout

  • Left->Right Left->Right
  • Left->Right Right->Left


Connections

  • power connections
  • long wires
  • broken flex pads

Signal Issues

  • long SPI signals
  • quick fix

PCB Design

  • signals
  • layout
  • features
  • eagle files
  • soldering