Changes

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Buttom view:<br>

==== '''RK3399+4GB LPDDR4 without 16GB eMMC version''' ====

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Top view:<br>

Buttom view:<br>

==== '''RK3399-T+3GB LPDDR4 with 16GB eMMC version''' ====

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Top view:<br>

Buttom view:<br>

==== '''RK3399-T+3GB LPDDR4 without 16GB eMMC version''' ====

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Top view:<br>

Buttom view:<br>

=== '''Interface details of Orange Pi 4 LTS''' ===

==== '''RK3399+4GB LPDDR4''' ====

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==== '''RK3399-T+3GB LPDDR4''' ====

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== '''Introduction to the use of the development board''' ==

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1)TF card, a high-speed card of class 10 or above with a minimum capacity of 8GB, it is recommended to use a SanDisk TF card, the Orange Pi test is to use a SanDisk TF card, other brands of TF cards may cause the system to fail to boot.

2)TF card reader, used to read and write TF card

3)HDMI to HDMI cable, used to connect the development board to an HDMI monitor or TV for display

4)Type-C to HDMI cable, connect the development board to HDMI display or TV through Type-C interface for display

5)Type-C to USB3.0 adapter, used to connect USB3.0 storage devices or USB devices such as mouse and keyboard

6)10.1-inch MIPI screen, used to display the system interface of the development board

7)Power adapter, Orange Pi 4 LTS supports 5V/3A or 5V/4A DC power supply, and also supports 5V/4A Type-C power supply

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8)USB interface mouse and keyboard, as long as it is a standard USB interface mouse and keyboard, the mouse and keyboard can be used to control the Orange Pi development board<br>

9)Metal heat dissipation shell, Orange Pi 4 LTS matching metal shell is shown in the figure below, because the RK3399/RK3399-T chip generates a relatively large amount of heat, it is necessary to have a metal shell

10)If you don't buy a metal cooling case, it is recommended to add a 5V cooling fan. As shown in the figure below, there are 5V and GND pins on the 26pin interface of the development board that can be connected to the cooling fan. The spacing between the 26pin pin headers is 2.54mm. The power interface of the cooling fan can be purchased from Taobao according to this specification (the development board is plugged into the power supply) After the 5V pin can be used directly, no other settings are required)

11)Fast or Gigabit Ethernet cable to connect the development board to the Internet<br>

12)OV13850 13MP camera, dedicated camera for Orange Pi 4 LTS, compatible with MIPI interface

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13)3.3V USB to TTL module and DuPont cable, when using the serial port debugging function, USB to TTL module and DuPont cable are required to connect the development board and computer

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c.If only the TF card is inserted into the computer, the “Select card” column will display the drive letter of the TF card. If multiple USB storage devices are inserted into the computer, you can select the drive letter corresponding to the TF card through the drop-down box.<br>

d.Then click '''"Format"''', a warning box will pop up before formatting, select "Yes (Y)" to start formatting

e.After formatting the TF card, the information shown in the figure below will pop up, click OK.

4)Download the compressed package of the Linux operating system image file you want to burn from the data download page of Orange Pi, and then use the decompression software to decompress it. In the decompressed file, the file ending with ".img" is the image file of the operating system. The size is generally more than 1GB<br>

c) Finally click "Write" to start burning

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c.After the image writing is completed, click the '''"Exit"''' button to exit, and then you can pull out the TF card and insert it into the development board to start

5)After entering the balenaEtcher download page, click the green download button to download the installation package of balenaEtcher. You can also select the Portable version of balenaEtcher through the drop-down box. The Portable version does not need to be installed. Double-click to open it and use it

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6)If you download a version of balenaEtcher that needs to be installed, please install it before using it. If you download the Portable version of balenaEtcher, just double-click to open it. The opened balenaEtcher interface is shown in the figure below.

7)The specific steps to use balenaEtcher to burn a Linux image are as follows

c. Finally, click Flash to start burning the Linux image to the TF card

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8)The interface displayed in the process of balenaEtcher burning the Linux image is shown in the figure below. In addition, the progress bar shows purple to indicate that the Linux image is being burned to the TF card.

9)After the Linux image is burned, balenaEtcher will also verify the image burned to the TF card by default to ensure that there is no problem in the burning process. As shown in the figure below, a green progress bar indicates that the image has been burned, and balenaEtcher is verifying the burned image.

10)After the successful burning is completed, the display interface of balenaEtcher is shown in the figure below. If a green indicator icon is displayed, it means that the image burning is successful. At this time, you can exit balenaEtcher, and then pull out the TF card and insert it into the TF card slot of the development board.

=== '''The method of burning Linux image to TF card based on Ubuntu PC''' ===

4)After entering the balenaEtcher download page, please select the Linux version of the software through the drop-down box to download

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5)After downloading, please use the '''unzip''' command to decompress the downloaded compressed package. The decompressed '''balenaEtcher-1.5.109-x64.AppImage''' is the software needed to burn the Linux image

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8)Then double-click balenaEtcher-1.5.109-x64.AppImage on the graphical interface of Ubuntu PC to open balenaEtcher (no installation required), the interface after balenaEtcher is opened is shown in the following figure

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b. Then select the drive letter of the TF card<br>

c. Finally, click Flash to start burning the Linux image to the TF card

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10)The interface displayed in the process of balenaEtcher burning the Linux image is shown in the figure below. In addition, the progress bar shows purple to indicate that the Linux image is being burned to the TF card.

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11)After the Linux image is burned, balenaEtcher will also verify the image burned to the TF card by default to ensure that there is no problem in the burning process. As shown in the figure below, a green progress bar indicates that the image has been burned, and balenaEtcher is verifying the burned image.

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12)After the successful burning, the display interface of balenaEtcher is shown in the figure below. If the green indicator icon is displayed, it means that the image burning is successful. At this time, you can exit balenaEtcher, and then pull out the TF card and insert it into the TF card slot of the development board.

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5)Then use the decompression software to decompress '''SDDiskTool_v1.59.zip''', this software does not need to be installed, find '''SD_Firmware_Tool.exe''' in the decompressed folder and open it

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6)After opening '''SDDiskTool''', if the TF card is recognized normally, the inserted disk device will be displayed in the '''"Select Removable Disk Device"''' column. <span style="color:res">Please make sure that the displayed disk device is the same as the drive letter of the TF card you want to burn</span>. Yes, if there is no display, you can try to unplug the TF card

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7)After confirming the drive letter, format the TF card first, click the '''restore disk''' button in SDDiskTool, or use the SD Card Formatter mentioned above to format the TF card

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8)Then start writing Android image to TF card<br>

c. Finally, click the "Start Creation" button to start burning the Android image to the TF card

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9) After burning, you can exit SDDiskTool, and then you can pull out the TF card from the computer and insert it into the development board to start<br>

3)Decompress DriverAssitant_v4.6.zip with decompression software, find the DriverInstall.exe executable file in the decompressed folder and open it<br>

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4)The steps to install Rockchip micro driver are as follows<br>

a.Click the "Driver Installation" button

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b.After waiting for a while, a pop-up window will prompt "Driver installed successfully"

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5)Unzip AndroidTool_v2.58.zip, this software does not need to be installed, just find AndroidTool in the unzipped folder and open it

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6)After opening the AndroidTool tool, because the computer has not been connected to the Orange Pi 4 LTS development board through the Type-C cable at this time, the lower left corner will prompt "No Devices Found"

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7)Then start the burning of Android firmware<br>

c. First press and hold the upgrade button of Orange Pi 4 LTS, then lightly press the reset button and release it immediately, wait for 3~5 seconds and then release the upgrade button. The position of the button on the development board is shown in the figure below.

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a.If the previous steps are successful, the development board has entered the Loader mode, and "Found One LOADER Device" will be prompted on the interface of the AndroidTool tool

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b.Then click the "Upgrade Firmware" column of AndroidTool<br>

c.Then click the "Firmware" button to select the path of the Android firmware, and then click "Open", as shown in the following figure

d.After the Android firmware path selection is completed, the firmware will start to be loaded, and the button will turn into a gray unselectable state.

e.After the firmware is loaded, the button becomes selectable, and then click "Erase Flash" to start erasing eMMC

f.The interface of the successful erasing is shown in the figure below, because the system in eMMC has been erased, so you can see the prompt "found a MASKROM device"

g.Finally, click the "Upgrade" button to burn. During the burning process, the AndroidTool is displayed as shown in the figure below, and the Android system will automatically start after the burning is completed.

==== '''Burn Android image to eMMC via TF card''' ====

1)First prepare a TF card with a capacity of 8GB or more. The transmission speed of the TF card must be above class 10. It is recommended to use a TF card from a brand such as SanDisk<br>

5)Use the decompression software to decompress '''SDDiskTool_v1.59.zip''', this software does not need to be installed, just find '''SD_Firmware_Tool.exe''' in the decompressed folder and open it<br>

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After opening SDDiskTool, if the TF card is recognized normally, the inserted disk device will be displayed in "Select Removable Disk Device". Please make sure that the displayed disk device is consistent with the drive letter of the TF card you want to burn. If there is no display, you can try to unplug the TF card<br>

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7)Then start writing Android firmware to TF card<br>

b. Then select "Firmware Upgrade" in "Choose function mode"<br>

c. Finally click the "Create" button to start burning</p>

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8)After burning, you can exit SDDiskTool, and then you can unplug the TF card from the computer and insert it into the development board. After the development board is powered on, it will start to burn the Android firmware in the TF to the eMMC.<br>

9)If the development board is connected to an HDMI display, you can also see the progress bar of burning Android firmware to eMMC from the HDMI display

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10)When the following information is displayed, it means that the Android firmware has been burned into the eMMC. At this time, the TF card can be pulled out, and then the Android system in the eMMC will start to start.

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=== '''Method of Burning Android Image to eMMC Based on Ubuntu PC''' ===

c. First press and hold the upgrade button of Orange Pi 4 LTS, then lightly press the reset button and release it immediately, wait for 3~5 seconds and then release the upgrade button. The position of the button on the development board is shown in the figure below.

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a.If the previous steps are successful, the development board has entered the Loader mode at this time, execute the following command and you will see Mode=Loader, indicating that the Loader device has been recognized

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2)Then use metal tweezers to connect the two test points in the yellow box in the picture below reserved by the OrangePi 4 LTS development board, and keep it still (<span style="color:#ff0000";>make sure that the two test points are short-circuited</span>)

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3)Then plug in the DC power supply to the Orange Pi 4 LTS development board, wait for 2~3 seconds and then release the metal tweezers. At this point the OrangePi 4 LTS development board will enter maskrom mode<br>

4）Then use the Type C cable to connect the OrangePi 4 LTS development board to the Windows PC, and then open the AndroidTool tool, if all goes well, you can see the AndroidTool interface prompts '''"Found

One MASKROM Device”'''

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5）At this point, you can burn the Android firmware through the AndroidTool tool under Windows

1)The metal heat dissipation shell kit includes 1 aluminum alloy shell, 3 pieces of thermal conductive silicone, 4 M2x8 screws, 1 screwdriver, and 1 set of external WIFI antenna (optional)

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2)First install the external WiFi antenna to the development board

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3)Then put the development board on the lower shell of the metal heat dissipation shell, pay attention to the alignment of the four screw holes

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4)Tear off the protective stickers on both sides of the 3 pieces of thermally conductive silica gel, and then place 3 pieces of thermally conductive silica gel on the CPU chip and memory chip of the development board, which need to be placed in the corresponding positions as shown in the figure below, pay attention to the missing corners of the thermally conductive silica gel of the CPU chip Side facing 26pin double row pin

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The height of the thermal conductive silica gel at the CPU chip and the memory chip is basically the same, please pay attention to this

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5)Then insert the copper column of the WiFi external antenna into the groove of the upper shell of the metal heat dissipation shell, as shown in the figure below, pay attention to the angle and direction

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6)Then tighten the glue post of the WiFi external antenna to the copper post of the WiFi external antenna, as shown in the figure below

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7)Then align the upper case with the lower case as shown in the figure below, and press down slowly to fasten them together. Note that if the fastening fails, the thermal conductive silicone may be displaced. Readjust the position of the lower thermal conductive silicone, and then try to fasten it again.

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8)Finally, let the lower shell of the metal heat dissipation shell face upward, and use a Phillips screwdriver to tighten the 4 screws to the lower shell of the metal heat dissipation shell, and the assembly is completed.

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=== '''Start the orange pi development board''' ===

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1)First, you need to prepare a 3.3V USB to TTL module. For better platform compatibility, it is recommended to use the CH340 USB to TTL module. Then insert one end of the USB interface of the USB to TTL module into the USB interface of the computer

2)The corresponding relationship between the debug serial port GND, RXD and TXD pins of the development board is shown in the figure below

3)The GND, TXD and RXD pins of the USB to TTL module need to be connected to the debug serial port of the development board through a DuPont cable<br>

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4)The schematic diagram of connecting the USB to TTL module to the computer and the Orange Pi development board is shown below

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4)After executing the putty command, the following interface will pop up

5)First select the setting interface of the serial port

6)Then set the parameters of the serial port<br>

c.Set Flow control to None

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7)After setting the serial port setting interface, go back to the Session interface<br>

b.Then click the Open button to connect the serial port

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8)After starting the development board, you can see the Log information output by the system from the open serial terminal

==== '''How to use the debugging serial port on Windows platform''' ====

b.After entering the MobaXterm download page, click GET XOBATERM NOW!

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c.Then choose to download the Home version

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d.Then select the Portable portable version. After downloading, there is no need to install it, just open it and use it

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2)After downloading, use the decompression software to decompress the downloaded compressed package, you can get the executable software of MobaXterm, and then double-click to open it

3)After opening the software, the steps to set the serial port connection are as follows

e.Finally, click the "OK" button to complete the setting

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After clicking the "OK" button, it will enter the following interface. At this time, you can see the output information of the serial port when you start the development board.

For more information on using the Orange Pi 4 LTS, please see the

[http://localhost:8080/index.php?title=%E6%96%87%E4%BB%B6:Orange_Pi_4_LTS.docx <span style="color:red">Orange Pi 4 LTS User Manual</span>]

. (Click to download)