Doug Domke
Published © GPL3+

128 x 64 LED Flat Panel Display

An Arduino Mega is used to control a large (40 inch x 20 inch) color LED display with scrolling text. Software is provided for demos.

IntermediateFull instructions provided16,315
128 x 64 LED Flat Panel Display

Things used in this project

Hardware components

Arduino Mega 2560
Arduino Mega 2560
×1
LED Display 64x32
×4
Power Supply 5 volt, 20 amp
Lots of others will work, but I recommend at least 15 amps
×1
Breadboard Jumper Wires
30 cm, male to male
×1
M3 Stand-offs -50 pieces
×1
2 ft x 4 ft Foam Insulation
This is used as the back panel our LED displays are mounted on.
×1

Software apps and online services

Arduino IDE
Arduino IDE

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
Hot glue gun (generic)
Hot glue gun (generic)
Use a two temp glue gun on low temp.

Story

Read more

Schematics

LED Display Schematic

Basics of connecting four panels to Arduino Mega

Code

LED Panel Software ZIP

C/C++
This is a ZIP file of all the various sketches for the LED Panel. The README file will provide additional information.
No preview (download only).

Credits

Doug Domke

Doug Domke

23 projects • 93 followers

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