The WizYasep is a very flexible board and it was designed to allow extensions. Here is one that was designed for #Mons2015 LED Screen ElectroSuper

Characteristics :

• 20 buffered asynch LED outputs
• 4 solid state relay outputs that distribute 16A to 4× 4A for power sequencing
• integrated 5V power supply
• console breakout connector (for live reprogramming/reconfiguration)

Another different board is being designed to provide 64 LED outputs !