Difference between revisions of "LED Matrix Failure"
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= 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
[[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