Here’s an inexpensive Arduino-based MP3 Jukebox (translated ... to this he added a custom face plate to host the character LCD, rotary encoder, two buttons, and to act as a grill for the ...

An Arduino Uno or similar board will work perfectly. 2. Rotary Encoder: Used for adjusting the frequency and amplitude of the generated signals. 3. LCD Display: To show the current settings and ...

I have to thank one author of a rotary encoder decoder (Ben Buxton). While his code seemed overly complex to my untutored eye, for example creating a new data type, it did show Arduino-novice me two ...