You know , and that um picks up an input from a user , um uh a logic  a series of logic has to decide what the user is telling the device , and the device has to r you know , based on you push button A_ , so I will do something with button A_. So maybe button A_ is the power button , okay.
Mm-hmm.
Mm-hmm.
Um and then it needs to be able to send the signal out to the device itself which is the receiver here. Um and I think that's about it in terms of my design um. It's fairly general , um and I guess the purpose of this is also not to restrict you in in the way you're thinking ,