[Info-vax] FTDI driver for windows

[John E. Malmberg]

On 6/19/2019 1:50 PM, VAXman- at SendSpamHere.ORG wrote:
> In article <qeds2n$4qd$2 at dont-email.me>, Simon Clubley <clubley at remove_me.eisner.decus.org-Earth.UFP> writes:
>> On 2019-06-19, VAXman-  @SendSpamHere.ORG <VAXman- at SendSpamHere.ORG> wrote:
>>>
>>> Well, the email I received from the manufacturer/designer of the altimeter
>>> says that the FTDI chip is legit.  Where does that leave me with WEENDOZE
>>> refusing to connect to it???
>>>
>>
>> I think you said you tried it under Itanium. If so, did it show up
>> as a usable serial port, or did it just show up as a generic unknown
>> device ? (I'm not talking about what the device description string says.
>> I'm talking about what USB driver VMS loaded.)
> 
> It shows up as a terminal device.  I've packed the rocket with this particular
> altimeter for a large weekend launch.  I can verify it next week.
> 
>> I think the next thing for you to try would be to download the Windows
>> driver from the FTDI website and try that. IIRC, they come in two
>> flavours, a virtual com port driver and a more low-level driver.
>>
>> Do you know which one you need ?
> 
> All I know is that when it was inserted, WEENDOZE when and found a drive and
> did whatever it does to install it.

Windows may have found a non-working driver version.  Like I said 
before, if I let Windows pick the FTDI driver to install, my FTDI device 
does not work.

Getting the exact driver version and possibly the driver kit that the 
Altimeter supplier is using may be what is needed to get you working.

Regards,
-John
wb8tyw at qsl.net-work