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→Method of burning Android image into eMMC through USB2.0 burning port
=== Method of burning Android image into eMMC through USB2.0 burning port ===
{| class="wikitable" style="background-color:#ffffdc;width:800px;" |-| <big>'''Note that all operations below are performed on a Windows computer.'''</big>|}
<ol style="list-style-type: decimal;">
<li><p>Then download the Android image from the [http://www.orangepi.org/html/hardWare/computerAndMicrocontrollers/service-and-support/Orange-Pi-CM4-1.html '''Orange Pi download page'''].</p>
<ol style="list-style-type: lower-alpha;">
<li><p>After opening the download link of the Android image, you can > see the following two types of Android images. Please select > the image in the '''<span class="mark">TF card and eMMC boot image</span>''' > folder to download.</p>
<div class="figure">
</div></li>
<li><p>After entering the '''<span class="mark">TF card and eMMC boot image</span>''' > folders, you can see the following two images. The difference > between them is:</p>
<ol style="list-style-type: lower-alpha;">
<li><p>The first image is dedicated to HDMI display and supports 4K > display. If you don’t use LCD screen, please download the > image without lcd</p></li><li><p>If you want to use an LCD screen, please choose the image > with LCD</p>
<p>[[File:cm4-img123.png]]</p></li></ol>
</li></ol>
<li><p>Then start burning the Android image into eMMC</p>
<ol style="list-style-type: lower-alpha;">
<li><p>First, connect the development board to the Windows computer > through a USB2.0 male-to-male data cable. The location of the > development board’s USB2.0 burning interface is as shown in > the figure below.</p>
<p>[[File:cm4-img38.png]]</p></li>
<li><p>Then make sure that the development board is not inserted into > the TF card and not connected to the power supply</p></li><li><p>Then press and hold the MaskROM button on the development board, > the position of the MaskROM button on the development board is > shown in the figure below:</p>
<p>[[File:cm4-img39.png]]</p></li>
<li><p>Then connect the development board to the power supply of the > Type-C interface and power on</p>
<p>[[File:cm4-img40.png]]</p></li>
<li><p>If the previous steps are successful, the development board will > enter the '''MASKROM''' mode at this time, and the interface of > the burning tool will prompt "'''found a MASKROM device'''"</p>
<p>[[File:cm4-img41.png]]</p></li>
<li><p>Then please select '''<span class="mark">advanced functions</span>'''</p>
<li><p>The successful switching is displayed as shown below</p>
<p>[[File:cm4-img135.png]]</p></li>
<li><p>Then click the "'''Upgrade Firmware'''" column of the burning > tool</p>
<p>[[File:cm4-img130.png]]</p></li>
<li><p>Then click the "'''Firmware'''" button to select the path of the > Android image that needs to be burned.</p>
<p>[[File:cm4-img131.png]]</p></li>
<li><p>Finally, click the "'''Upgrade'''" button to start burning. The > log during the burning process is as shown below. After > burning is completed, the Android system will start > automatically.</p>
<div class="figure">
<span id="how-to-burn-the-android11-image-into-emmc-through-the-tf-card"></span>
=== How to burn the Android11 image into EMMC through the TF card ===
