LED Matrix Failure
Goal
Document the failure and redesign of a LED Matrix display consisting of 30 strips of Adafruit Dotstar LEDs.
Components
- 57" x 30" Black Upholstery Fabric
- Metal Grommet Press
- Adafruit DotStar Digital LED Strip - Black 60 LED - Per Meter - BLACK
- Power Supply 5V@60A 350W
- 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