[USRP-users] PL2303 USB to serial adapter not recognized

Marcus D. Leech mleech at ripnet.com
Mon Jul 3 11:32:06 EDT 2017


On 07/03/2017 10:22 AM, Boris Isakanov via USRP-users wrote:
>
> Hello,
>
> I am trying to use PL2303 USB to serial adapter with USRP E310.
>
> It is recognized as [ 3540.398720] usb 1-1.1: new full-speed USB 
> device number 11 using zynq-ehci.
>
> But not as USB Serial Device, no ttyUSB driver is attached to it.
>
> dmesg | grep tty
>
> [    0.000000] Kernel command line: console=ttyPS0,115200 
> root=/dev/mmcblk0p2 rootwait ro earlyprintk
>
> [    0.244709] e0000000.serial: ttyPS0 at MMIO 0xe0000000 (irq = 59, 
> base_baud = 6249999) is a xuartps
>
> [    0.838132] console [ttyPS0] enabled
>
> [    0.842122] e0001000.serial: ttyPS1 at MMIO 0xe0001000 (irq = 82, 
> base_baud = 6249999) is a xuartps
>
> Could you give me instructions how to recognize use PL2303 USB to 
> serial adapter.
>
> Thanks,
>
>
It may manifest as /dev/ttyACM0

For some reason, Linux has two different driver naming schemes for USB 
serial devices.


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