84MHz? ARM? Talk about over engineering. As the FM receiver IC in this project uses I2C you could do this with an AVR even, such as the 328P, as found in the Ar

84MHz? ARM? Talk about over engineering. As the FM receiver IC in this project uses I2C you could do this with an AVR even, such as the 328P, as found in the Arduino Nano. The Arduino Due used here is double the price of the Nano.