LED Matrix Display

File:LED Matrix Display.png

LED Matrix Display

LED Matrix Display

Description

A LED matrix display is a device used to display information on a LED panel.

Specifications

• Character size: 8 x 6
• Font size: 7 x 5
• Number of characters: 11
• Total number of LEDs: 528
• Refresh Frequency: TBD

Team

• Acinonyx
• fredy
• skmp

Whiteboard

Shifting options
  - Johnson counters and capacitors
  - Shift registers with latched outputs (74HC595, CD4094, HEF4794 [with drivers], TLC6C5912 [with drivers, 12-bit])
LED Driving options
  - Transistor arrays (ULN2804 [cmos], ULN2803 [ttl])
  - Shift registers (HEF4794)
  - Dimming (TLC5940)
Comms protocol
  - RS232
  - RS485
  - Ethernet