Re: [Libusb-devel] USB VID/PID for open source projects

[Uwe B. <bo...@el...>]

>>>>> "Segher" == Segher Boessenkool <se...@ke...> writes:


    Segher> There are also many clones of the jtagkey that use the same
    Segher> vid/pid.

    Segher> This device is also a good example of why it is *bad* to use the
    Segher> same vid/pid on multiple devices: all of them seem to be
    Segher> different in the sense of the TRST and SRST outputs (polarity,
    Segher> push/pull vs. open drain).  This makes it impossible to use a
    Segher> jtagkey (clone; it might just be the clones that differ!)
    Segher> without looking at the device strings first, to properly
    Segher> identify the device.

What is bad to require to read the device string?

-- 
Uwe Bonnes                bo...@el...

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