# Change Log A02YYUW

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](http://keepachangelog.com/)
and this project adheres to [Semantic Versioning](http://semver.org/).


## [0.1.2] - 2026-06-01
- redo class hierarchy - add A02YY base class
  - functions only in derived class where needed.
- fix #3, CRC checksum
- add A02YY_ERR_TIMEOUT error code.
- minor edits

## [0.1.1] - 2026-05-24
- update readme.md (confirmation lib works)
- implement CRC check
- add getLastError() to track CRC error
- add A02YYM_PWM_demo.ino example
- minor edits

## [0.1.0] - 2026-05-07
- initial version



