Introduction - If you have any usage issues, please Google them yourself
The rules of the game: led (0 to 3) is according to certain rules constantly illuminated, only one light each lamp and BASYS four button panel corresponds to when Led (0 to 3) in light, according to the button when led (4 to 7) corresponding button is illuminated, and eight digital code display plus if pressed the wrong led ( 4 to 7) light does not shine, and display digital minus 1.