A lightweight, ESP-IDF compatible C driver for the MCP4728, a 12-bit, quad-channel Digital-to-Analog Converter (DAC) with non-volatile memory (EEPROM).

• Features
• Installation
• License

• Modern ESP-IDF: Uses the new i2c_master driver (v5.0+).
• Quad Channel Support: Independent control for Channels A, B, C, and D.
• Flexible VREF: Toggle between internal (2.048V) and external (VDD) voltage references.
• Multiple Write Modes: Support for Single Write, Fast Write, Multi Write and Sequential Write.

Copy the source files (mcp4728.c, mcp4728.h, CMakeLists.txt) into your project's components or main directory. Ensure the header file is accessible within your include path.

idf.py add-dependency "bammer187/mcp4728^1.0.2"

git submodule add https://github.com/Bammer187/MCP4728.git components/mcp4728

Don't forget to update your CMakeLists.txt!

MIT License