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Summary of Contents for BIGTREETECH Pi2
- Page 1 User Manual...
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Page 2: Revision Log
BIGTREETECH Pi 2 User Manual Revision Log Version Date Revision v1.00 April 24th, 2024 Initial Version v1.01 May 28th, 2024 Added account information for minimal version system v1.02 Jun 5th, 2024 Added 40 pin GPIO spread sheet and new calculation... -
Page 3: Table Of Contents
BIGTREETECH Pi 2 User Manual Table of Contents Revision Log ..............2 Product Profile ............5 1.1. Feature Highlights ....................5 1.2. Specifications ......................5 1.3. Dimensions ....................... 6 Peripheral Interface ........... 7 2.1. Interface Diagram ..................... 7 Interface Introduction ..........8 3.1. - Page 4 BIGTREETECH Pi 2 User Manual 5.7. Using Bluetooth ...................... 26 5.8. Setting up 3.5mm Headphones Port ..............28 SSH Connect to Device .......... 30 Precautions ............. 31...
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Page 5: Product Profile
BIGTREETECH Pi 2 User Manual 1. Product Profile BIGTREETECH Pi 2 uses the higher performance quad-core A55-RK3566 chipset. It consists of rich interface functions, a built-in eMMC5.1, onboard support for 2.4G/5G dual-mode, and WiFi transmission speeds of up to 433.3Mbps. It also supports the Bluetooth BT5.2 version. It has the same mounting hole positions as the Raspberry Pi;... -
Page 6: Dimensions
BIGTREETECH Pi 2 User Manual 1.3. Dimensions... -
Page 7: Peripheral Interface
BIGTREETECH Pi 2 User Manual 2. Peripheral Interface 2.1. Interface Diagram... -
Page 8: Interface Introduction
BIGTREETECH Pi 2 User Manual 3. Interface Introduction 3.1. Power Supply Input: UBS-C: DC 5V 2A Terminal Block: DC 12-24V ... -
Page 9: 40-Pin Gpio
BIGTREETECH Pi 2 User Manual 3.2. 40-pin GPIO PI2/CB2 40Pin-GPIO 3.3v GPIO4_B2(gpiochip4/gpio10) GPIO4_B3(gpiochip4/gpio11) GPIO3_A1(gpiochip3/gpio1) GPIO0_D1(gpiochip0/gpio25) GPIO0_D0(gpiochip0/gpio24) GPIO0_C7(gpiochip0/gpio23) GPIO0_B0(gpiochip0/gpio8) GPIO1_A0(gpiochip1/gpio0) GPIO1_A1(gpiochip1/gpio1) GPIO4_C6(gpiochip4/gpio22) 3.3v GPIO4_A3(gpiochip4/gpio3) GPIO3_C1(gpiochip3/gpio17) GPIO3_C2(gpiochip3/gpio18) GPIO0_C4(gpiochip0/gpio20) GPIO3_C3(gpiochip3/gpio19) GPIO4_A2(gpiochip4/gpio2) GPIO0_A6(gpiochip0/gpio6) GPIO0_B4(gpiochip0/gpio12) GPIO0_B3(gpiochip0/gpio11) GPIO3_D6(gpiochip3/gpio30) GPIO3_D7(gpiochip3/gpio31) GPIO0_C1(gpiochip0/gpio17) GPIO0_C0(gpiochip0/gpio16) GPIO4_C5(gpiochip4/gpio21) GPIO0_A0(gpiochip0/gpio0) GPIO0_C3(gpiochip0/gpio19) GPIO4_C3(gpiochip4/gpio19) GPIO4_C2(gpiochip4/gpio18) The method for calculating GPIO pins is as follows: GPIO4_B2 = (‘B’... -
Page 10: Ups Power
BIGTREETECH Pi 2 User Manual 3.3. UPS POWER Specifications: HX5P-2.54MM horizontal type, compatible with our company's SKSM emergency power supply board. 3.4. SPI FLASH Specification model: W25Q256JWEIQ (NOT included. If needed, please contact us for customization.) 3.5. SPDIF OUT... -
Page 11: Emmc-En
BIGTREETECH Pi 2 User Manual 3.6. eMMC-EN Default position is OFF, which means the eMMC can be used normally. If you do not wish to boot from eMMC, switch the EMMC-EN position to ON. This will short the eMMC signal lines to GND and disable eMMC boot. -
Page 12: Mic In
BIGTREETECH Pi 2 User Manual 3.8. MIC IN 3.9. DSI... -
Page 13: Csi
BIGTREETECH Pi 2 User Manual 3.10. CSI... - Page 14 BIGTREETECH Pi 2 User Manual...
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Page 15: Flashing The System
BIGTREETECH Pi 2 User Manual 4. Flashing the System 4.1. Download the System Image Only use the image provided in the link: https://github.com/bigtreetech/CB2/releases 4.2. Write System to MicroSD Card 1. Download the balenaEtcher software from [https://www.balena.io/etcher/], install, and run it. -
Page 16: Writing System Onto Emmc
Set the eMMC switch to the OFF position, allowing the RK3566 to access the eMMC normally. 2. Hold down the “Recovery” button, then connect the BIGTREETECH Pi 2 to the computer using a Type-C cable. Power on and after 3 seconds,... - Page 17 BIGTREETECH Pi 2 User Manual 3. Install the driver: ⑴ In “Device Manager”, if you see “Unknown Device”, it indicates that the computer is missing drivers. ⑵ Open the DriverAssistant tool in the downloaded RKDevTool folder, click “① Uninstall Driver”, then click “② Install Driver” to ensure that the latest version of the driver is installed.
- Page 18 BIGTREETECH Pi 2 User Manual 4. Open the “RKDevTool” software: Note: The parameters in the software are set by default as shown in the image. Normally, you only need to set the “④ actual path of the .img system”. If the parameters in your software do not match those in the image, manually adjust them to match.
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Page 19: Writing System Onto Emmc Using A Microsd Card
BIGTREETECH Pi 2 User Manual ②Open the RKDevTool tool. ③The software will recognize a “LOADER” or “MASKROOM” device. ④Select the system to be written (the OS image must be unzipped as a .img file beforehand; RKDevTool does not support directly writing compressed .xz files). - Page 20 BIGTREETECH Pi 2 User Manual Execute the command sudo nand-sata-install. In the interface that pops up, select "2 Boot From eMMC - system on eMMC" and then select "OK" (1) Select "Yes" to start erasing and writing the system onto the eMMC.
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Page 21: Erasing Emmc
BIGTREETECH Pi 2 User Manual (4) Upon completion, you will be prompted whether to power off. Select “Power off” to shut down the system. (5) After the system has powered down, disconnect the power supply, remove the MicroSD card, and then reconnect power. The system should now boot from the eMMC. -
Page 22: Erasing Emmc After Booting From Microsd Card
BIGTREETECH Pi 2 User Manual 4.4.2. Erasing eMMC After Booting from MicroSD Card 1. Refer to the steps in "4.3.2 Writing System onto eMMC Using a MicroSD Card" and log into the system terminal. 2. Run the command sudo mkfs /dev/mmcblk1 and then enter "y"... -
Page 23: System Configuration
BIGTREETECH Pi 2 User Manual 5. System Configuration 5.1. Using Ethernet Ethernet is plug-and-play and requires no additional setup. 5.2. Setting Up WiFi After the system image has been written, the MicroSD card will have a FAT32 partition recognized by the computer. In this partition, there is a "system.cfg"... -
Page 24: Configuring The Display
BIGTREETECH Pi 2 User Manual 5.4. Configuring the Display 1. Open the "armbianEnv.txt" file in the BOOT partition. 2. The default overlay is set to "hdmi," meaning the system uses an HDMI screen by default. This can be changed to match the actual screen being used, such as: "hdmi":... -
Page 25: Using Spi To Can
BIGTREETECH Pi 2 User Manual 5.5. Using SPI to CAN Open the "armbianEnv.txt" file in the BOOT partition and add "mcp2515" to the overlays configuration. 5.6. Using CSI Camera and Crowsnest Configuration For both RPi v1.3 ov5647 and RPi v2 imx219 cameras, no specific configuration in "armbianEnv.txt"... -
Page 26: Using Bluetooth
BIGTREETECH Pi 2 User Manual 5.7. Using Bluetooth 1. To scan for Bluetooth devices, enter the following command, and a list of Bluetooth devices will appear as shown below: bluetoothctl --timeout 15 scan on 2. Find your Bluetooth device, for example, if your device name is "HONOR xSport PRO", locate the corresponding Bluetooth MAC ID as shown below. - Page 27 BIGTREETECH Pi 2 User Manual ⑴ If there's an issue while connecting, as shown below, please restart the Bluetooth device and repeat steps 1 and 2 to connect. ⑵ If there's an issue while connecting, as shown below, please enter the...
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Page 28: Setting Up 3.5Mm Headphones Port
BIGTREETECH Pi 2 User Manual view the process number, then use kill -9 process_number to delete the corresponding playback process. 5.8. Setting up 3.5mm Headphones Port 1. Enter the command: aplay -l Check for the corresponding sound card, as shown in the image (the sound... - Page 29 BIGTREETECH Pi 2 User Manual 3. Enter the command: amixer -c 0 cset numid=1 3 Set the playback channel, as shown in the image. 4. Enter the command: amixer -c 0 cset numid=2 1 Set the recording channel, as shown in the image.
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Page 30: Ssh Connect To Device
BIGTREETECH Pi 2 User Manual 7. Enter the following command to play the recording: aplay -D plughw:0,0 /xxx/xxxx.wav 6. SSH Connect to Device 1. Install the SSH software Mobaxterm: https://mobaxterm.mobatek.net/download-home-edition.html 2. After powering on, wait for the system to boot, which typically takes about 1 to 2 minutes. -
Page 31: Precautions
BIGTREETECH Pi 2 User Manual 7. Precautions 1. About 10 seconds after powering on, the system enters the kernel phase. At this time, the blue light stays on, and the green light flashes continuously, indicating that the system is running normally. - Page 32 If you need further resources for this product, you can find them at [GitHub](https://github.com/bigtreetech/). If you cannot find what you need, you may contact our after-sales support(service005@biqu3d.com). If you encounter any other problems during use or have suggestions or feedback, please contact us. Thank you for choosing BIGTREETECH products.
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