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→Method of burning Android image to TF card through USB2.0 burning port
<li><p>Then download the Rockchip '''DriverAssitant_v5.12.zip''' and the burning tool '''RKDevTool_Release_v3.15.zip''' from [http://www.orangepi.online/html/hardWare/computerAndMicrocontrollers/service-and-support/Orange-Pi-CM4-1.html '''Orange Pi's data download page''']</p>
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<li><p>On the [http://www.orangepi.online/html/hardWare/computerAndMicrocontrollers/service-and-support/Orange-Pi-CM4-1.html '''Orange Pi's Data download > page'''], > first select the official tool and then go to the following > folder</p>
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<li><p>Then download the Android image from [http://www.orangepi.online/html/hardWare/computerAndMicrocontrollers/service-and-support/Orange-Pi-CM4-1.html '''Orange Pi's Data download page'''].</p>
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<li><p>After opening the download link of Android image, you can see > the following two types of Android image. Please select '''<span class="mark">TF > card and eMMC image</span>''' folder to start the image > download</p>
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<li><p>After entering the '''<span class="mark">TF card and eMMC to start the > image</span>''' folder, you can see the following two images, > their differences are:</p>
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<li><p>The first image is dedicated to HDMI display and supports 4K > display, if you do not use LCD screen, please download the > image without lcd</p></li>
<li><p>If you want to use an lcd screen, select an image with lcd</p>
<p>[[File:cm4-img123.png]]</p></li></ol>
<li><p>Then start burning Android image to TF card</p>
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<li><p>First, connect the development board to the Windows computer > through the USB2.0 male-to-public data cable. The position of > the USB2.0 burning interface on the development board is shown > in the figure below</p>
<p>[[File:cm4-img38.png]]</p></li>
<li><p>Then make sure that no TF card is inserted into the development > board and no power is connected</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 as follows:</p>
<p>[[File:cm4-img39.png]]</p></li>
<li><p>Connect the development board to the Type-C port, and power on > the development board</p>
<p>[[File:cm4-img40.png]]</p></li>
<li><p>If the previous steps are smooth, the development board will > enter '''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 insert the TF card into the development board</p></li>
<li><p>Then click on the location shown in the image below</p>
<p>[[File:cm4-img125.png]]</p></li>
<li><p>Select '''MiniLoaderAll.bin''' from the '''MiniLoader''' folder > downloaded earlier and click Open</p>
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<li><p>Then click '''<span class="mark">Download</span>'''</p>
<p>[[File:cm4-img126.png]]</p></li>
<li><p>The following figure is displayed after '''MiniLoaderAll.bin''' is > downloaded</p>
<p>[[File:cm4-img127.png]]</p></li>
<li><p>Then select the storage device as '''<span class="mark">SD</span>''' and click > '''<span class="mark">Switch storage</span>'''</p>
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</div></li>
<li><p>If the switchover is successful, the following figure is > displayed</p>
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</div></li>
<li><p>Then click on the "'''Upgrade Firmware'''" section 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 you want to burn</p>
<p>[[File:cm4-img131.png]]</p></li>
<li><p>Finally, click the "'''Upgrade'''" button to start burning. The > log in the burning process is shown below. The Android system > will start automatically after the burning is complete.</p></li></ol></li></ol>
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[[File:cm4-img132.png]]
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<span id="method-of-burning-android-image-into-emmc"></span>
== Method of burning Android image into eMMC ==
