Thundercomm TurboX C865 Dev Kit, Руководство пользователя по оборудованию

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3.8.1 USB-Host ports
The SM8250 processor includes two USB channels:

USB0 (section1.2.1 #5) is for USB Type C

USB1 (through a USB HUB to section1.2.1 #1&#3) is USB host only ports.
C865 DEV KIT supports below USB host ports by USB HUB mentioned above:

Two TypeA USB Host 3.0 (super-speed) connector, each with current limit 1.2A.

USB 3.0 signals are also routed to high-speed expansion connector HS1&HS2.
3.8.2 USB TypeC port
C865 DEV KIT implements a USB TypeC port (section1.2.1#5)
This TypeC port supports both device and host mode with different peripherals. The board can work
in one mode at a time.
NOTE : There is a micro USB port section1.2.2#21. The micro B USB port is only for debug log output
from the SM8250 debug UART to USB transformation.
3.9 Audio
The 96Boards specifications calls for a minimum of single channel audio through two interfaces, BT
and HDMI/MHL/DisplayPort.
C865 DEV KIT meets this requirement with HDMI, Display Port, and other audio channels, including
support for headset jack.
Note that MHL is not supported.
3.9.1 BT Audio
The BT 5.1 implementation (including audio) on the C865 DEV KIT is with SM8250 and QCA6391.
3.9.2 HDMI Audio
A 4-bit (audio out only) I2S channel is routed directly from the SM8250 SoC I2S interface pins to the
DSI-HDMI bridge.
3.9.3 DisplayPort Audio