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The USB OTG port - available on J16 connector - is configured as USB Host controller for driving the touchscreen. For this purpose, it is required to enable the <code>USB OTG ID</code> signals a low. This can be possible using the S1.4 DIP switch which forces the ID signal as low:
[[File:ETRA-EVK-USB-touchscreen.png|thumb|center|500px300px|Touchscreen connector]]
[[File:ETRA_EVK-S1.4-USB_OTG_ID.png|thumb|center|500px300px|USB OTG ID set to low]]
=== I2C touchscreen ===
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[[Category:ETRA]] [[Category:ETRA_SBC]]