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List:       linux-usb-devel
Subject:    Re: [linux-usb-devel] Prolific PL-2313
From:       Phil Dibowitz <phil () ipom ! com>
Date:       2005-04-29 7:05:08
Message-ID: 4271DCA4.20600 () ipom ! com
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Jeff Pitman wrote:
> Hi:
>
> I'd like to write a driver for the following USB Serial device:
>
> T:  Bus=02 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#=  2 Spd=12  MxCh= 0
> D:  Ver= 1.10 Cls=ff(vend.) Sub=ff Prot=ff MxPS= 8 #Cfgs=  1
> P:  Vendor=067b ProdID=2313 Rev= 0.04
> S:  Manufacturer=Prolific Technology Inc.
> S:  Product=USB-Dual Serial Controller
> C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
> I:  If#= 0 Alt= 0 #EPs= 5 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
> E:  Ad=81(I) Atr=03(Int.) MxPS=  10 Ivl=1ms
> E:  Ad=02(O) Atr=02(Bulk) MxPS=  64 Ivl=0ms
> E:  Ad=83(I) Atr=02(Bulk) MxPS=  64 Ivl=0ms
> E:  Ad=04(O) Atr=02(Bulk) MxPS=  64 Ivl=0ms
> E:  Ad=85(I) Atr=02(Bulk) MxPS=  64 Ivl=0ms
>
> I've already tried to use the generic usbserial device, but it doesn't
> appear to communicate.
>
> Should I start from PL-2303?  Are they related?  Should I try to contact
> Prolific to get their protocol specs?

Have you tried the pl2303 driver?


--
Phil Dibowitz                             phil@ipom.com
Freeware and Technical Pages              Insanity Palace of Metallica
http://www.phildev.net/                   http://www.ipom.com/

"They that can give up essential liberty to obtain a little temporary
safety deserve neither liberty nor safety."
 - Benjamin Franklin, 1759


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