Rapid product for microcontrolller project is using arduino, you just write with processing C, then burning hex file it in new project for your custom schematic. But did you find where is hex file? in arduino IDE.
The answer is you got it at temp folder for your user. This example at winxp.
1. Open project, example this
2. Then compile, and goto my document and setting\"your user"\local setting\temp\"find file at new day you compile"
