Arduino Library for the SparkFun MY1690 MP3 enabled breakout boards This library provides full access to the functions of the MY1690 MP3 decoder through a serial connection and a "busy" pin. This ...
[Colin] wanted a way to reliably control an Arduino via ham radio. One of the easiest methods of automated radio control makes use of Dual-Tone Multi-Frequency signalling. To those who aren’t into ...