CompNumber.ino

How to Use
  This example shows that ,when the "+" component on the Nextion screen is released, the value of number component will plus 1,when the "-" component released ,the value of number component will minus 1 every time.

Author
  huang xianming (email:xianm.nosp@m.ing..nosp@m.huang.nosp@m.@ite.nosp@m.ad.cc)

Date
  2015/11/10 2016/12/25 bring HMI up to v0.32 to avoid too old issues by Patrick Martin, no other changes made

Copyright
  Copyright (C) 2014-2015 ITEAD Intelligent Systems Co., Ltd.
  This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.