Hello,
I mean :
How can i use programming using Visual Basic to interfece with external electrical devices.
for example ( very smiple ) :
i have a form in VB that has a button on it. and i also have a light bulb that has to be connected to my pc. after i click on the button i want the light bulb to turn on. is such programming and comunication possible. If so :
How?
What type of wire and port (on pc ) should i use to connect the pc and light bulb?
Do i need batteries, or once the connection is made there will be electricty ?
thank you very much.