Arduino Builder Arduino Builder is a fully standalone utility for viewing, compiling and uploading Arduino sketch file and compiled ELF or HEX file (usually bootloader) to Arduino board with Arduino ...

So if you wanted to build your own PIC dev-board (like this one) you can use your Arduino to flash the bootloader. This post comes hot on the heels of the Arduino being used as a PIC 16F programmer.

Anyone who enjoys building electronic projects using the Arduino prototyping and would like to program their own Atmega328-PU chips. May be interested in a new Arduino prototyping kit and ...

Perhaps the most ubiquitous example is the Arduino bootloader which allows you to load code without an AVR programmer. The bootloader resides in a special part of memory, which is protected.