[chirp_users] FTDI Chipset driver bricking fake FTDI chips

n4lbl alan.schulman at gmail.com
Fri Oct 24 12:17:46 PDT 2014

​and it changes.....

/. FTDI Removes Driver From Windows Update That Bricked Cloned Chips


On Wed, Oct 22, 2014 at 1:32 PM, Aubrey Turner <aubrey.c.turner at gmail.com>

> The common wisdom with regards to USB-to-serial cables seems to be that
> one should pick FTDI over Prolific because of all the Prolific
> counterfeits in circulation.  It seems that this is now becoming a
> problem with FTDI, as well.
> Up to now it was not a problem for the end-user.  FTDI has decided to
> change that with their latest driver, which changes the configuration of
> a "fake" FTDI chip so that it is rendered useless (at least without a
> bit of fiddling with configuration tools and device IDs on Linux or XP).
> I hadn't realized that FTDI had such an issue with fake chips until I
> read this article.  Some of the comments point out that the end-user of
> the device has no way of knowing whether the chip is genuine or not.
> Further, as noted above, many in the radio programming community
> purchased devices touted as having FTDI chips in good faith as an effort
> to avoid the counterfeits Prolific chips.
> Anyway, if you suddenly have issues with your FTDI USB-to-serial
> adapter, take a look and see if the PID has been changed to 0.  If so,
> then you may have been affected by this new driver.
> Sources:
> -
> http://hackaday.com/2014/10/22/watch-that-windows-update-ftdi-drivers-are-killing-fake-chips/
> - http://www.eevblog.com/forum/reviews/ftdi-driver-kills-fake-ftdi-ft232/
> - http://forum.arduino.cc/index.php?topic=270175.0
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