ATtiny controlled and LiPo battery powered MP3-Player using the DFPlayerMini-module featuring:
- Micro-SD-card slot,
- battery charging and protection circuit,
- battery level detection,
- OLED display,
- on/off switch,
- volume control,
- 3 push buttons to control the player.
You can directly connect a 3.7V LiPo battery and a 3W/4Ohm speaker to the board.
The firmware is written for the folder-p...
mp3 player CD Changer Emulator for Nissan Maxima, Pathfinder and Infinity I30. Allows to play mp3 files from USB stick. Pretends to be cd changer to head unit, therefore all head unit and steering wheel controls supported. Based on DFPlayer Mini board and ATTiny85.