access tty ports

Question

Hi,

I try to access with the tty ports on my tablet

but the use of _usbManager = (UsbManager)activity.GetSystemService(Context.UsbService);

but the result is just the regular usb ports.

i check in terminal ls -l /dev/ttymxc* and i get a complate list

please advice

Answer 1

Hello,

System.DllNotFoundException: libSystem.IO.Ports.Native

Please see SerialPort is not supported on Android ? 

do you mean, no way to access these ports?

Android will block this by default, you need to disable it (only possible on rooted phones or custom Android builds)

Best Regards,

Leon Lu

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