Links
Source GitHub repository:
MCP2221 - USB 2.0 to I2C/UART Protocol Converter with GPIO - Microchip Inc.
24LC128 - 128Kb I2C compatible 2-wire Serial EEPROM - Microchip Inc.
CircuitPython Libraries on any Computer with MCP2221. (A similar project but using Adafruit’s MCP2221A breakout board instead of a bare chip)
https://learn.adafruit.com/circuitpython-libraries-on-any-computer-with-mcp2221
Another breakout board: Artekit AK-MCP2221