# Change Log MHZCO2 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/). ## [0.1.3] - 2023-07-27 - remove MTP40F as it is not compatible - update examples. - minor edits. ## [0.1.2] - 2023-01-18 - fix build - SoftwareSerial problem - fix version in .cpp - fix date in changelog - minor edit in readme.md ## [0.1.1] - 2023-01-06 - rename to MHZCO2 - create derived classes - move code from .h to .cpp - add lastMeasurement() - improve documentation - refactor, rewrite, optimize ## [0.1.x] - 2020-09-01 - add PWM and analog examples for MHZ19B ## [0.1.0] - 2020-05-05 - initial version (MHZ19B)