How to program an I2C oscillator from 1KHz to 68 MHz using 2 popular microcontrollers the Stamp Basic and Arduino Uno Rev3 as well as the Raspberry Pi 2B mini pc. -Description of all prototyping hardware used -Source code for Basic, Arduino Sketch, C in Atmel Studio 6.2 and Python -Description of I2C specification -Open Source Scicos program for register calculation -Scope waveforms for I2C SDA and SCL signals -Spectrum Analyzer captures for output