MCU code for power supply/BMS board designed specifically for powering GhettoDSP and amplifiers, but can be used with any other bluetooth speaker project. Provides power switching (momentary power button), power status (power LED blink/fade codes), boost power for amplifier module(s) (up to 400 watts), and 5V buck for the DSP or accesories.
It also provides optional charging control and BMS functions for 4-8 cell lithium battery banks.
Optional communication with GhettoDSP board via I2C for LCD display of voltages and status.
Please see GhettoDSP