So let’s say your using an Arduino in your project. You already have the hardware-based serial interface working with one portion of the project and need a second serial port for unrelated hardware.

[Jacob Geigle] had a problem. A GPS unit and a Bluetooth-to-serial were tying up all the hardware UARTs on an AVR Arduino project. “Software serial”, I hear you say. But what if I told you [Jacob] ...

Today Arduino has announced the availability of the new Arduino IDE in the form of version 1.6.8, which is now available with updated cores for almost all supported platforms including : AVR 1.6.10, ...