1 # AllWize - MH-Z16 CO2 Sensor Example
3 This example uses the MH-Z16 sensor PWM output to get the CO2 PPM from the sensor.
5 Always remember to connect the antenna before powering the board!
9 Copyright (C) 2018-2020 by AllWize ([http://allwize.io](http://allwize.io))
11 AllWize library is free software: you can redistribute it and/or modify
12 it under the terms of the GNU Lesser General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
16 AllWize library is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU Lesser General Public License for more details.
21 You should have received a copy of the GNU Lesser General Public License
22 along with AllWize library. If not, see <http://www.gnu.org/licenses/>.