In the old days, a serial port often connected to an acoustic coupler that gripped a phone handset and allowed a remote connection to a far away serial port (via another phone and acoustic coupler) at ...

I like to visualize things, so I decided to prepare this simple tutorial to help you better understand how to visualize data using Arduino. This tutorial assumes that you have some basic electronics ...

I'm a bit out of my league on this one. I need to take realtime data from a serial source and display it in a "retail display" type of fashion. My PLC sends data out via RS232 (I also have RF485 \ ...

I'm taking the liberty of starting a new thread for Arduino projects, as I couldn't find one dedicated to this, and figure that there may be a few people around here who do this sort of thing. If this ...