Changes

{| class="wikitable" style="background-color:#ffffdc;width:800px;" |-| <big>'''Note that all the following operations are performed on a Windows computer.'''</big>|}

<li>The M.2 2242 SSD is as follows</li></ol>

<li>Then insert the NVMe SSD into the M.2 PCIe interface of the development board and fix it</li></ol>

<li>The position of the SPI Flash on the development board is shown in the figure below, no other settings are required before starting the programming</li></ol>

<li>You also need to prepare a good quality USB2.0 male-to-male data cable</li></ol>

</div></ol>

<li>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 S'''PIFlash-NVME SSD boot image folder''' to download</li></ol></li></ol>

<ol style="list-style-type: lower-alphanone;"><li><p>a) The image without lcd is specially used for HDMI display and supports 4K display. If you do not use the LCD screen, please download the image without lcd</p></li><li><p>b) If you want to use LCD screen, please choose image with lcd</p></li></ol></li></ol>

<li>Then use the decompression software to decompress '''DriverAssitant_v5.12.zip''', and then find the '''DriverInstall.exe''' executable file in the decompressed folder and open it</li></ol>

<li>Click the &quot;'''Driver Installation'''&quot; button</li></ol></li></ol>

<li>After waiting for a period of time, a pop-up window will prompt &quot;'''driver installed successfully'''&quot;, and then click the &quot;'''OK'''&quot; button.</li></ol>

<li>Then decompress '''RKDevTool_Release_v3.15.zip''', this software does not need to be installed, just find '''RKDevTool''' in the decompressed folder and open it</li></ol>

<li>After opening the '''RKDevTool''' burning tool, because the computer is not connected to the development board through the USB2.0 male-to-male data cable at this time, the lower left corner will prompt &quot;'''No device found'''&quot;</li></ol>

<li>First, connect the development board to the Windows computer through the USB2.0 male-to-male data cable. The position of the USB2.0 programming port of the development board is shown in the figure below</li></ol></li></ol>

</div></ol>

<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></li></ol>

<li>Then connect the power supply of the Type-C interface to the development board, and power on, and then release the MaskROM button</li></ol>

<li>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 &quot;'''found a MASKROM device'''&quot;</li></ol>

<li>Then click the &quot;'''Upgrade Firmware'''&quot; column of the burning tool</li></ol>

<li>Then click the &quot;'''Firmware'''&quot; button to select the Android image to be burned</li></ol>

<li>Finally, click the &quot;Upgrade&quot; button to start burning. The burning process is shown in the figure below. You can see that the firmware will be burned to SPIFlash first, and then burned to PCIE. After burning is completed, the Android system will start automatically.</li></ol>