[Arduino IDE demo source code for KC868-A128]--#03--PCF8575-DO code

[yassine03elg]

I now need a codee that works as follows the input 1 occupies the output 1 input 2 occupies the output 2 and so on to 128, with the input the form of buttons, give only a signal to the input the output work, when input the sign again, it is off output