libftdi Archives

Subject: Re: Libusb-1.0

From: Uwe Bonnes <bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
To: libftdi@xxxxxxxxxxxxxxxxxxxxxxx
Date: Mon, 11 Jan 2010 13:05:23 +0100
>>>>> "Mario" == Mario Gruber <mario.gruber@xxxxxxxxxxxxxx> writes:

    Mario> Hello FYI: The compat wrapper does not work for me, using
    Mario> libftdi-1.17, libusb-1.0.6 and libusb-compat-0.1.3.  Although
    Mario> everything is compiling fine, calls to ftdi_write_data() fail
    Mario> with the following error: unable to write to FDTI device: -5 (usb
    Mario> bulk write failed)

    Mario> When I link against the old libusb-0.1.12, everything works as it
    Mario> should.

You should use strace or better usbmon on the working and on the failing
program and compare the calls. 
Uwe Bonnes                bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

Institut fuer Kernphysik  Schlossgartenstrasse 9  64289 Darmstadt
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