59 ODROID-XU4 USER MANUAL
The image above shows both the assembly and the QT-based
application’s user-interface displaying the real-time weather data.
DC Plug Cable Assembly 5.5mm
The DC Plug cable accessory, shown below, is typically used
to provide power to the XU4 using a special purpose power supply.
These power supplies could include bench-top models or Hardkernel’s
SmartPower. Ensure that the power supply provides clean power, rat-
ed at 5V, 2.0+ Amps. Use the cable colors to ensure polarities match
at either end.
DC plug cable assembly
USB Audio Adapter
Attach the USB-powered audio adapter to the XU4. After a few
moments, check to see if the device is detected:
$ lsusb
…
Bus 002 Device 002: ID 0d8c:000c C-Media Electronics, Inc. Audio
Adapter
USB audio adapter with USB-powered speakers
This adapter is based on the CM108AH single-chip USB audio
solution, and is capable of stereo output and includes the dual DAC/
headphone amplier, ADC, microphone booster, PLL, regulator, and
USB transceiver. While the setup can be tested with headphones con-
Chapter 4
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