Wi-Fi 5+BT 5.0，BLE（20U5622）0, BLE（20U5622）

<li><p>a) The first image is dedicated to HDMI display and supports 4K display. If you don’t don't use LCD screen, please download the image without lcd</p></li>

<li><p>a) The first image is dedicated to HDMI display and supports 4K display. If you don’t don't use LCD screen, please download the image without lcd</p></li>

<li><p>a) The first image is dedicated to HDMI display and supports 4K display. If you don’t don't use LCD screen, please download the image without lcd</p></li>

<big>'''The TX and RX of the serial port need to be cross-connected. If you don’t don't want to carefully distinguish the order of TX and RX, you can connect the TX and RX of the serial port casually first. If there is no output in the test, then exchange the order of TX and RX, so there is always a the order is right'''</big>

<li>Then select the Portable version. After downloading, you don’t don't need to install it, just open it and use it</li>

<li><p>Select the port number of the serial port (select the corresponding port number according to the actual situation), if you can’t can't see the port number, please use '''Driver Master''' to scan and install the driver for the USB to TTL serial port chip</p></li>

<big>'''注意，这里说的Linux镜像具体指的是从Orange 注意, 这里说的Linux镜像具体指的是从Orange Pi资料下载页面下载的Debian或者Ubuntu这样的Linux发行版镜像。'''</big>

<li>As shown below, some commands cannot be written in one line and will be placed on the next line. As long as the black and bold parts are all commands that need to be input. When these commands are entered into one line, the last &quot;\&quot; of each line needs to be removed, this is not part of the command. In addition, there are spaces in different parts of the command, please don’t don't miss it</li>

# First enter the following command on the command line，line, '''<span style="color:#FF0000">Please remember to add sudo permission</span>'''

<li>First enter the following command on the command line，line, '''<span style="color:#FF0000">Please remember to add sudo permission</span>'''</li>

'''3. If there is no debugging serial port and no HDMI display, you can also check the IP address of the development board’s board's network port through the router’s router's management interface. However, in this method, some people often cannot see the IP address of the development board normally. If you can't see it, the debug method looks like this:'''

<li>Then you can set the IP address (Addresses), gateway (Gateway) and DNS server address in the position shown in the figure below (there are many other setting options in it, please explore by yourself)，, '''<span style="color:#FF0000">Please set it according to your specific needs, the value set in the figure below is just an example</span>'''</li>

<li>The method of uploading a folder is the same as that of uploading a file, so I won’t won't go into details here</li>

<li>After entering the Bt-Panel, you will first prompt that you need to bind the account of the Bt-Panel official website. If you do n’t n't have an account, you can go to the pagoda's official website ('''https://www.bt.cn''') to register one.</li></ol>

<li>Select '''U-boot package'''，then , then enter</li></ol>

<li>Select '''Kernel package'''，then , then enter</li></ol>

<li>Select '''Rootfs and all deb packages'''，then , then enter</li></ol>

<li>Select '''Full OS image for flashing'''，then , then enter</li></ol>