# ChangeLog ## v0.2.0 - 2026-7-7 ### Enhancements: * Refactor MCP23017 to the `esp_io_expander` driver model and the `driver/i2c_master` bus API. ## v0.1.1 - 2025-8-25 ### Bug Fixes: * Fix the dependency issue of the `i2c_bus` component. ## v0.1.0 - 2025-1-6 ### Enhancements: * Initial version.