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<br>
'''Interface instructions:'''
<br>
<div>[[文件:Orange-pi-4g-iot-img1.png|800px|]]</div>
<br>
<div>[[文件:Orange-pi-4g-iot-img2.png|800px|]]</div>
<br>
== '''Using Method''' ==
<br>
=== '''Prepare the Hardware and Software''' ===
<br>
Hardware Requirement:<br>
* Orange Pi 4G-IoT Development Board
* A PC for compilation with following specs:
<div style="padding-left:20px;">
64bit CPU<br>
Up to 16GB RAM<br>
UP to 40GB spare disk space<br>
Operation system should up to Ubuntu12.04, it would be better if it is Ubuntu16.04<br>
You could refer to Google file for more details: https://source.android.com/source/building
</div>
<br>
Software Requirement:<br>
* Orange Pi 4G-IoT SDK
* Orange Pi 4G-IoT Firmware
* Android-image-flash-tool
<br>
=== '''Power Methods''' ===
<br>
There are two methods for power supply:<br>
* DC （5V 2A）in for power:
* Battery in for power:
Usually use 3.7V battery to solder on the back side of the development board.<br>
<br>
=== '''Before Usage''' ===
<br>
After receiving the product, please put the antennas of the product from the position of Pic 1 to the position of Pic 2 (or to the outside of the board), which can not be attached to the board so as not to affect the signal.
<div>[[文件:Orange-pi-4g-iot-img3.png|800px|]]</div>
<div style="display:flex;width:800px;">
<div style="flex:1;text-align:center;">Pic 1</div>
<div style="flex:1;text-align:center;">Pic 2</div>
</div>
