[ale] [Slightly OT] Prolific

Matt Hessel matt.hessel at gmail.com
Sun Nov 4 20:26:02 EST 2012


The prolific chip is the most commonly counterfeited hardware too.  I had
one that worked in Windows, but nothing else. found out that the adapter
was a fake.  Prolific had a site up talking about the counterfeited stuff.
On Nov 4, 2012 7:12 PM, "mike at trausch.us" <mike at trausch.us> wrote:

> Just out of curiosity, has anyone here actually seen a WORKING chip from
> Prolific?
>
> I'm finding myself wondering how the hell they're still in business. Every
> USB cable I have purchased that has a PL* chip in it simply doesn't work.
>  Doesn't matter if we're talking about serial or parallel interfaces, they
> just never ever work.
>
> And of course, you can never tell what chipset is in the stupid things
> until you've bought them and hooked them up and then you have that "D'oh!"
> moment.
>
> Seems that Fry's only carries such cables, so I guess I won't be buying
> from there anymore.  Linux kernel devs strongly suggest avoiding them.
>
> The problem this time?  It will receive data from a modem, but not
> transmit to the modem.  So I can see:
>
> RING
>
> RING
>
> But if I try to send "ATA" nothing happens, no echo, no going off-hook, no
> screeching, no nothing.
>
> Wonderful, yes?
>
> SO anyway, just curious: has anyone heard of a chip from this manufacturer
> actually performing as intended, or do they just hate me?
>
>         --- Mike
>
> --
> A man who reasons deliberately, manages it better after studying Logic
> than he could before, if he is sincere about it and has common sense.
>                                    --- Carveth Read, “Logic”
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