Changes

<table style="min-width: 800px;text-align: center;" border="1" bordercolor="#d8d8d8" cellspacing="0" cellpadding="0"> <tr style="background-color: #b7b7b7;"> <td>Ver</td> <td>Data</td> <td>Author</td> <td>Brief</td> <td>Publish</td> <td>Me</td> </tr> <tr> <td>1.1</td> <td>2018-01-26</td> <td>Younix</td> <td>Create File</td> <td>2018-3-27</td> <td></td> </tr> <tr> <td>1.2</td> <td>2018-05-10</td> <td>Engineer Pan</td> <td>Add Android8.1</td> <td>2018-5-15</td> <td></td> </tr> <tr> <td>1.3</td> <td>2018-10-18 </td> <td>Engineer Pan</td> <td>Add Usage of GPIO</td> <td>2018-10-19</td> <td></td> </tr> <tr> <td>1.4</td> <td> 2019-06-24 </td> <td>Csy</td> <td>Linux source code compilation and serial port debugging </td> <td>2019-06-25</td> <td></td> </tr> <tr> <td>1.5</td> <td>2020-03-18 </td> <td>csy</td> <td>Linux Firmware Flashing</td> <td></td> <td></td> </tr> </table><br><br>For more information on using the Orange Pi 4G-IoT, please see the [[http://192.168.1.10:8086//index.php?title=%E6%96%87%E4%BB%B6%3AOrange_Pi_4G-IoT.docx <span style="color:red;">Orange Pi 4G-IoT User Manual</span>]]. (Click to download)