>>>>> "Karl" == Karl Cunningham <karlc@xxxxxxxxxx> writes:
Karl> I am starting to use libftdi1 v1.0 in Ubuntu 12.04. First, thanks
Karl> to all who made this possible.
Karl> We have been using an FT245R for several years, programming them
Karl> with libftdi v0.16 with an older Ubuntu system. After programming
Karl> one with libftdi1 v1.0, we can't communicate with it.
Karl> I traced the problem to a difference in what is programmed into
Karl> the first byte of the eeprom. v1.0 is programming that byte as
Karl> 0x00. Version 0.16 originally did that too, but I had modified it
Karl> to program with 0x09 to match what MProg was doing. This made the
Karl> chip work for us.
Karl> Are these bits are associated with enabling VCP? We don't use VCP,
Karl> so that might account for the difference. I can't see how to
Karl> program this byte to 0x09 in libftdi1 v1.0, short of modifying
Karl> ftdi.c. Is there a way already there?
I think bit 3 of Eeprom byte 0 is not yet documented in libftdi. If you have
access to mprog, experiment a little to find out it's meaning and document
and in lin libftdi.
Thanks
--
Uwe Bonnes bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt
--------- Tel. 06151 162516 -------- Fax. 06151 164321 ----------
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