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[help] Problem with USB serial

dm800se openpli4

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#1 frankviana

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Posted 14 July 2014 - 16:10



I have a usb serial adapter in my dm800se (openpli4) and don't recognize (red line). PL2303 is OK


Picture: http://produto.merca...ipset-ch340-_JM


Using dmesg, I have this informations:


[76950.282000] pl2303 ttyUSB0: pl2303 converter now disconnected from ttyUSB0                     (pl2303)
[76950.289000] pl2303 3-2:1.0: device disconnected
[76956.749000] usb 3-2: new full-speed USB device number 3 using ohci-brcm                           (ch340)

Using windows (hardware ID), I have this informations (attachment):


Attached File  usb serial.png   44.28KB   21 downloads


Now, pl2303 working fine


Attached File  profilic 2303 (ok).png   44.51KB   22 downloads


Sorry my english.




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Re: [help] Problem with USB serial #2 Pr2

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Posted 14 July 2014 - 20:43

Edit sorry I miss read, it is always better to first check which chipset is supported before purchasing such kind of adaptor.

Edited by Pr2, 14 July 2014 - 20:47.

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