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Helike 1.0 UA-E3010 | User manual
Released in November 2020, updated in June 2022
USound GmbH | www.usound.com | [email protected]
Note:
Should the .bson/.bin file have a file size of 0 bytes, likely an error has occurred in the conversion.
Review the format of the .json file for missing brackets or incorrect punctuation and repeat the conversion
step.
8.5.
PLACE FILE ON MICROSD CARD AND SET DIP SWITCHES
Copy the generated .bin file into the /usound/ folder on the MicroSD card. Name the file config-X where X is
the desired configuration number that needs to be selected by the DIP switches. The filters and DRC
configuration will be loaded at the next startup of Helike 1.0 UA-E3010.
9.
INTERFACES
9.1.
JOYSTICK
Helike 1.0 UA-E3010 offers a built-in joystick (SW2) that can be used to control the volume and the
playback of files in SD card input mode. Figure 14 shows the joystick and its functions.
In USB input mode, the joystick is deactivated and does not offer any functionality. In I2S input mode, the
joystick can be used to adjust the output volume.
Figure 14: Joystick operation in SD card input mode
Play/Pause
(SD-card mode)
Next track
(SD-card mode)
Volume up
Volume down
