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How to find USB device file on Imx6Q

Question asked by Yiling Xu on Nov 4, 2018
Latest reply on Nov 6, 2018 by Yiling Xu

I want to transfer date from PM2.5 sensor(TTL to USB) to USB OTG on imx6Q,but l cant find the USB OTG's device file in /dev as in the general linux OS. Can anyone help me?



Yiling Xu