LED RGB matrix pad for talking with disabled people

Inspiration• I do this because it’s hard to talk with

disabled people

Idea• Make a LED pad that control by mobile phone

EnglishLearn vocabulary

Subject link

Art Design how to show the text

MathX y to control the LED pad

FABLABProgramming

Problems • Not correct circuit!!!• Some program bugs!!!• Some LED broke!!!• Not enough Ram for Arduino UNO

Solution• Check the circuit• Check the program• Buy two Led pad• Buy Arduino MEGA

Arduino MEGA and Arduino UNO • Have more ports and higher ram