[chirp_users] chirp_users Digest, Vol 117, Issue 16

[W Paul Mills]

On 09/24/2018 02:55 AM, Dave B via chirp_users wrote:
> Indeed, so why are we indirectly promoting the use of counterfeit 
> devices then?
> 
> If the chip is "Genuine", the currently available "Official" driver, 
> /will/ work.

Actually not true. Documented on Prolific site. There are certain 
genuine chips that they have elected to not support in Windows 10. Yet 
the old drivers work (not documented by them). I have been bitten by 
this in the past.

> 
> Yes, I too have accumulated some dodgy chip driven adapters, just as 
> everyone I suspect has.  I am slowly replacing them as I find them, not 
> because they don't work (they work just fine under Linux, for now.)  But 
> because they all have the same identity and no serial number, making the 
> use of multiple devices and nailing their feet to the numeric floor with 
> Udev rules, rather troublesome.
> 
> I prefer FTDI parts, as by default they all have a unique serial number, 
> making Udev rules easy and reliable.
> 
> SiLabs parts are a close second choice*, with Prolific only if there is 
> absolutely no other alternative.  Even the genuine Prolific chips don't 
> seem to have a "unique" identity.  (Unless I've not yet seen a "Genuine" 
> chip!)
> 
> General Linux trick:  What I've found is that if you build a Udev table 
> for regularly connected devices, starting from /dev/ttyUSB1 (or higher) 
> then anything else that is randomly connected later, will always show up 
> as ttyUSB0 or 2 etc, as they is still vacant.
> 
> End.
> 
> 73.
> 
> Dave G0WBX.
> 
> 
> On 23/09/18 20:00, chirp_users-request at intrepid.danplanet.com wrote:
>> I don't think you will find the older v3.2.0.0 driver available for
>> download on the Prolific site.
> 
> -- 
> Created on and sent from a Unix like PC running and using free and open source software.
> ::
> 
> 
> 
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-- 
/**************************************************
* Amateur Radio Station AC0HY                     *
* W. Paul Mills         SN807                     *
* Assistant EC Alpha-1 ARES Shawnee/Wabaunsee, KS *
* President Kaw Valley Amateur Radio Club         *
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