Re: PROBLEM: NUDAM (USB-485) nowaday not detected by pl2303 module

From: Greg KH
Date: Tue Mar 04 2008 - 18:56:52 EST


On Tue, Mar 04, 2008 at 09:14:53AM -0800, rafa400@xxxxxxxxxxxxx wrote:
> [1.] new NUDAM (USB-485) converter not recogniced by pl2303. Little change
> required.
> [2.] Until now NUDAM USB to RS-485/422 RS232 converter was detected by USB
> system and pl2303 module working fine in my Debian as /dev/ttyUSB0
>
> # dmesg
> ....
> usb 5-1.3: new full speed USB device using ehci_hcd and address 17
> usb 5-1.3: configuration #1 chosen from 1 choice
> pl2303 5-1.3:1.0: pl2303 converter detected
> usb 5-1.3: pl2303 converter now attached to ttyUSB0
>
> # lsusb
> Bus 005 Device 017: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port
>
> They changed USB ID and now its like:
>
> # lsusb
> Bus 005 Device 016: ID 0b63:6530 ADLink Technology, Inc.
>
> but this ID is not detected by PD2303 module.
> a little change in pl2303 solve the problem

Are you sure that the chip is still a pl2303 device? If so, can you
send us a patch for this device id as per the
Documentation/SubmittingPatches directions?

thanks,

greg k-h
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