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  • Name: RK3399 Single Board Computer
  • Model: OK3399-C
  • CPU: Rockchip RK3399
  • Architecture: Cortex-A72+ Cortex-A53
  • Flash: 16GB eMMC
  • Main Frequency: 1.8GHz
  • OS: Android7.1, Linux


OK3399-C is a single board computer designed based on Rockchip RK3399, it consists of SoM and carrier board.

SoM Basic Information

 Rockchip RK3399

 Cortex-A72 Core:

 2x Cortex-A72, frequency up to 1.8GHz

 64-bit ARMv8

 Cortex-A53 Core:

 4x Cortex-A53, frequency up to 1.4GHz

 64-bit ARMv8



 4-core Mali-T860MP4

 OpenGL ES1.1/ 2.0/ 3.0/ 3.1

 OpenCL1.2, OpenVG1.1, DirectX 11.1


 Source: ARGB/ RGB888/ RGB565/ RGB4444/ RGB5551/ YUV420/ YUV422(support YUV422SP10bit/ YUV420SP10bit)

 target form: ARGB/ RGB888/ RGB565/ RGB4444/ RGB5551/ YUV420/ YUV422(support YUV422/ 420 output)

 Resolution: source: 8192x 8192; target: 4096x 4096



 H.265/ HEVC, up to 4Kx 2K@ 60FPS

 VP9, up to 4Kx 2K@ 60FPS

 H.264/ AVC, up to 4Kx 2K@ 30FPS

 MPEG-1, ISO/ IEC11172-2, up to 1080P@ 60FPS

 MPEG-2, ISO/ IEC13818-2, up to 1080P@ 60FPS

 MPEG-4, ISO/ IEC14496-2, up to 1080P@ 60FPS

 VC-1, up to 1080P@ 60FPS

 MVC based on H.264 or H.265, up to 1080P@ 60FPS


 1080P 30AVC/ H.264

 1080P 30VP8


 2GB(4GB optional)

 LPDDR3 1600


 16GB(32GB optional)



 Working Temp  0℃ to +80℃
 Dimensions  46mm x 70mm
 Voltage Input  12V
 OS  Android7.1/ Linux*
SoM Hardware Features

 dual-screen engine up to 4096x 2160 and 2560x 1600, can output from below ports:


 CPU has 3 built-in MIPI PHY, MIPI0 can be only used as DSI, MIPI1 can be used as DSI or CSI, MIPI2 can be only used as CSI

 each DSI port has 4 data lanes, can support data transferring rate up to 6.0Gbps

 each DSI port can support output up to 1080P@ 60FPS

 MIPI0 and MIPI1 combination can support output 2560x 1600@ 60FPS

 eDP x 1

 eDP V1.3

 RGB 6/ 8/ 10-bit

 4 data lanes, each 2.7/ 1.62Gbps

 can support PSR

 DP x 1

 Display Port V1.2

 compatible with HDCP2.2(backward compatible with HDCP1.3)

 only has one built-in DP controller, can output from Type-C*

 support outputting up to 4Kx 2K@ 60Hz

 HDMI x 1

 HDMI1.4, HDMI2.0

 up to 18Gbps port trunks

 up to 180P@ 120Hz, 4Kx 2K@ 60Hz, QXGA@ 120Hz

 HDCP1.4/ 2.2


 IIS/ PCM x 3

 IIS0/ IIS2 can support 8-lane TX/ RX, IIS1 can support 2-lane TX/ RX

 IIS2 internally connected to HDMI and DisplayPort, IIS0 and IIS1 are for peripherals

 audio resolution from 16-bit to 32-bit

 sampling rate up to 192KHz


 can support two 16-bit audio data storaged in one 32-bit width location

 can support two-phase formate stereo audio output

 can support 16-bit to 31-bit audio data left or right justified in 32-bit width sampling data frame zone

 can support 16-bit, 20-bit, 24-bit audio data transferring in PCM mode

 can support none-PCM mode



 can support one 13.0MP camera or two 8.0MP cameras

 2 built-in ISP

 one ISP up to 14.0MP


 can support USB UVC camera input


 USB OTG3.0x 2 (contains USB OTG2.0x 2)

 Protocol: USB3.0, USB2.0, USB Host 1.1

 band width up to 8Gbps in USB3.0 full duplex mode


 USB2.0 Host x 2(saperated, not multi-plexed)

 USB2.0 host 

 can support high speed mode(480Mbps), full-speed mode(12Mbps) and low-speed mode(1.5Mbps)


 SD/ MMC x 2

 can be configured to SD/ MMC or SDIO

 compliants with SDIO3.0

 4-bit data bus width


 Gigabit Ethernet port x 1

 RGMII can support 10/ 100/ 1000Mbps transferring rate

 RMII can support 10/ 100Mbps transferring rate


 SPI x 5

 serial host and slave modes, software configurable

 DMA or interrupt based operation

 TX and RX are both 32x 16-bit FIFO


 UART x 5

 DMA or interrupt based operations

 TX and RX are both 64Bytes FIFO

 each port up to 4.0Mbps


 IIC x 7

 multi-host machine IIC

 standard mode: up to 100Kbit/ s 

 high speed mode: up to 400Kbit/ s


 PCIe x 1

 compliants with PCIe2.1

 4 full duplex channels

 each channel can support 2.5GT/ s serial data transfering rate to each direction

 dual-operation mode: Root Complex(RC) and End Point(EP)


 PWM x 3

 interrupt based operations

 32-bit timer/ counter

 can support capaturing mode

 can support continuous mode or one-time mode


 ADC x 5

 successive approaching ADC


 converting speed up to 1MS/ s sampling rate



OK3399-C Carrier Board Features
Peripheral Spec.
 Power Input  DC12V

 HDMI1.4, HDMI2.0

 up to 18Gbps port trunks

 USB Type-C

 flash OS image or update system by USB Type-C

 compliants with USB Type-C 1.1

 can support USB3.0 Type-C and DP1.2* to switch to USB Type-C mode

 USB3.0 data reate up to 5Gbps

 DP1.2 transferring rate up to 5.4Gbps(HBR2), can support 1/ 2/ 4 mode*

 can support DisplayPort AUX channel*

 TF Card

 can support flash OS image or update system image by TF card

 can support 1.8V* mode and 3.3V mode


 protocols: USB3.0, USB2.0, USB Host1.1

 band width up to 8Gbps in USB3.0 full duplex mode


 USB Host2.0 x 4

 USB2.0 Host Type-A x 2

 expanded by USB HUB, it shares one HUB with 4G and P28

 USB2.0 Host XH2.54 x 2

 P29 is a native USB 

 P28 is used for USB HUB

 IO Expanding

 SPI x 2

 serial host and slave modes are software configurable

 Operation based on DMA or interrupt

 TX and RX are 32x 16-bit FIFO

 UART x 1

 it's configured to GPS in Android system

 multiplexed with SPI1

 IIC x 1

 multi-host IIC

 standard mode: up to 100Kbit/s

 high speed mode: up to 400Kbit/s

 ADC x 2

 successive approaching ADC


 converting speed up to 1MS/s sampling rate

 GPIO x 4


 4G  Mini PCIe

 Micro USB connector

 on-board USB to serial chip(CP2102)

 Ethernet  10/ 100/ 1000Mbps auto-negotiable, RJ45 connector


 can support one 13.oMP camera or two 8.0MP cameras


 it's used as audio volume ajusting function in Android system

 VoL+ is a key for Recover, pressing this key to get into OTG flashing mode 

 3.5mm Earphone

 can support MIC and Headphone

 compliants with CTIA, supports earphone headset


 output consumption up to 1W

 can support D amplifier



 IEEE802.11b/ b/ n & WIFI AP 2.4GHz

 IEEE802.11a/ n/ ac & WIFI AP 5GHz





 can support host and slave modes


 eDP V1.3

 can support 4 data lanes, each up to 2.7/ 1.62Gbps

 for 12V power supply, backlight enabled and PWM brightness adjusting


 4 data lanes, data transferring rate up to 6.0Gbps

 can support up to 1080P@ 60FPS outputing


 PCIe x 4, full duplxe

 each channal data transferring rate up to 2.5GT/s to each direction

 connector: M.2 KEY M

 preserved with 2260 and 2280 holes for M.2 device

 can support NVMe disk