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The RK3399 has two USB 3.0 OTG controller, two USB 2.0 HOST controller, the four
USB controllers can work independently, they are implemented on ROCK960 as
following:
USB Host
USB 3.0 OTG1 as USB 3.0 HOST Type A
USB 2.0 HOST0 as USB 2.0 Type A
USB 2.0 HOST1 on the high speed expansion header
USB Type C ports
USB 3.0 OTG0 is implimented as USB Type C
The USB Type C port can work in device mode or host mode. For device mode, it
can be used for download/flash the firmware or debugging such as adb. For host
mode, it can connect the type c hubs and expand more USB ports or Ethernet or
VGA/HDMI/DP.
Note: the type C port can work in one mode at a time, Host mode or Device
mode, not both.
Audio
The ROCK960 Board has four audio ports: BT, HDMI, I2S and DP.
DC Power
The ROCK960 Board can be powered by two ways:
8V to 18V supply from a dedicated DC jack
8V to 18V supply from the DC_IN pins on the Low Speed Expansion Connector
Power Measurement
The current ROCK960 hardware revision(v1.0 and v1.1) has no current sense
resistors.
External Fan Connection
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