We are working on a project that uses Raspberry Pies and currently use serial-to-usb convertors to receive serial input from 2 sources. We lack opto isolation & this is not a solution we can repeat without great effort.
So instead we need a board designed that does that and is easy to add to the Raspberry Pi.
Design a board that has at least 2 (...
Skills: electrical engineering, electronics, integrated circuits
“I'd like the opportunity to talk to him directly, instead of only elance inbox. I think we would have gone further if there had been a skype chat before. Sadly, this was impossible.”