XC4499

Jaycar Electronics XC4499 Arduino Compatible 8 x 8 LED Dot Matrix Module

Possibly the worst documented product I have ever come across. Nada...

Based on the Maxim MAX7219 Serially Interfaced, 8-Digit, LED Display Drivers

External links

• Arduino Compatible 8 x 8 LED Dot Matrix Module
• Jaycar DIY Christmas Star - using the XC4499 - possibly the worst-written Wiring program I have ever seen...
• MAX7219 Serially Interfaced, 8-Digit, LED Display Drivers at Maxim Integrated
• MAX7219/MAX7221 Serially Interfaced, 8-Digit LED Display Drivers datasheet