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1. Accessories

1.1. USB to UART module​

Product Parameter

  • Brand：Firefly
  • Size：29mm * 19mm

Reference material

Picture

_images/module_transform1.jpg

Connection

_images/uart.jpg

1.2. EC20 4G module​

Product Parameter

  • Model

    • EC20-C R2.0 Mini PCIe-C

  • Power supply

    • 3.3V～3.6V (Typical 3.3V)

  • Band

    • TDD-LTE: B38/B39/B40/B41
    • FDD-LTE：B1/B3/B8
    • WCDMA: B1/B8
    • TD-SCDMA: B34/B39
    • GSM: 900/1800

  • Data

    • TDD-LTE： Max 130Mbps (DL) Max 35Mbps (UL)
    • FDD-LTE： Max 150Mbps (DL) Max 50Mbps (UL)
    • DC-HSPA+： Max 42Mbps (DL) Max 5.76Mbps (UL)
    • UMTS： Max 384Kbps (DL) Max 384Kbps (UL)
    • CDMA： Max 3.1Mbps (DL) Max 1.8Mbps (UL)
    • TD-SCDMA： Max 4.2Mbps (DL) Max 2.2Mbps (UL)
    • EDGE： Max 236.8Kbps (DL) Max 236.8Kbps (UL)
    • GPRS： Max 85.6Kbps (DL) Max 85.6Kbps (UL)

  • Connector

    • USB: USB 2.0 high-speed interface, 480Mbps
    • Digital voice: 1 digital voice interface (optional)
    • USIM: 1.8 V / 3 V
    • Network instructions: * 2, NET_STATUS, and NET_MODE
    • UART: x 1 UART
    • Reset: low level
    • PWRKEY: low level
    • Antenna interface: x 3 (main antenna, split antenna and GNSS antenna interface)
    • ADC: x 2

  • Dimensions

    • 51.0mm×30.0mm×4.9mm

  • Weight

    • About 10.5g

  • Approvals

    • CCC/ NAL*/ TA

Reference firmware:

  • The public firmware supports EC20 4G module by default

Picture

_images/module_wireless1.png

Connection

  • USB connection

_images/USB_EC20.jpg

  • MIPI connection

_images/Pcie_EC20.jpg

1.3. Power adapter​

Product parameter

  • Product parameter：Power Adapter
  • Specifications: EU Standard/US Standard
  • Input：AC110-240V 50/60Hz
  • Output：12V-2A

Note: AIO-PX30-JD4 integrated machine normal work requires power 12V/2A, it probably abnormal restart if the current is less than 2A. In order to ensure the normal operation of thethe Firefly-RK3399, please use the voltage of 12V, current is 2A ~ 3A power, and we suggest to use the official power.

Picture

_images/module_power_adapter1.png

_images/module_power_adapter2.png

1.4. Remote control​

Product Parameter

  • Product: 12-KEY Remote Control
  • Version: Firefly Customized
  • Power: 2xAAA Batteries
  • Adapter: AIO-PX30-JD4
  • Description: Support for remote boot capabilities AIO-PX30-JD4

Picture

_images/module_ir1.png

Key code

_images/module_ir2.png

The IR wiring position of the AIO-PX30-JD4 is shown in the red box below:

_images/IR.jpg

1.5. Aluminum heat sink​

Product parameters

  • Adaptation: AIO-PX30-JD4
  • size: 43mm (L)* 39.5mm(W)*11mm(H)

Picture _images/cool_1.jpg

1.6. OV13850 Camera Moudle​

Product Parameter

  • Brand：Omnivision
  • Model：OV13850
  • Interface：MIPI
  • Pixels：1320W

Firmware follow

  • cMK-OV13850 camera module is supported by default in the public firmware

Datasheet

Picture

_images/module_camera1.jpg

_images/module_camera2.jpg

Connection

_images/module_camera4.jpg

Renderings

_images/module_camera3.png

1.7. LVDS display module​

Product parameters

  • Brand: Firefly
  • Model: HSX101H40C
  • Size: 10.1 inch
  • Resolution: 1280x800
  • Interface: LVDS
  • Visual angle: 170°
  • Touch screen: Multi-touch capacitive

Reference materials

Reference firmware

Note: The official firmware name supporting 10.1 inch screen has the word “LVDS”. The following is the firmware link:

Picture

_images/module_display.jpg

1.7.1. Compile command​

Use the following command when compiling the supported 10.1 inch screen firmware with the official website SDK:

./FFTools/make.sh -j8 -d px30-firefly-aiojd4-lvds -l px30_evb-userdebug
./FFTools/mkupdate/mkupdate.sh -l px30_evb-userdebug