Difference between revisions of "LED Matrix Failure"

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(Components)
(Components)
Line 7: Line 7:
 
[[File:Dotstar-strip.jpg|thumbnail]]
 
[[File:Dotstar-strip.jpg|thumbnail]]
 
* [http://www.digikey.com/product-detail/en/PMT-5V350W1AM/1145-1081-ND/4386552 Power Supply 5V@60A 350W]  
 
* [http://www.digikey.com/product-detail/en/PMT-5V350W1AM/1145-1081-ND/4386552 Power Supply 5V@60A 350W]  
[[File:5v60a-powersupply.jpg|thumbnail]
+
[[File:5v60a-powersupply.jpg|thumbnail]]
 
* Connectors
 
* Connectors
  

Revision as of 10:59, 2 September 2015

Goal

document the failure and redesign of a LED Matrix display.

Components

Dotstar-strip.jpg
5v60a-powersupply.jpg
  • 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