On Tue, Jun 28, 2011 at 9:51 PM, Vishwanath Saragadam
<vishwa....@gmail.com> wrote:
> Hi,
>
>       I am trying to read what my usb device is sending but am getting the
> following error.please help.The endpoint,i confirmed is 1
>>>> import usb.core
>>>> dev = usb.core.find(idVendor = 0x04d8)
>>>> dev.set_configuration()
>>>> dev.read(1,1)
>
> USBError: _usb_setup_async: invalid endpoint 0x01
>

Try 0x81. For libusb-win32, the endpoint address should include the
direction bit. So EP 1 IN is 0x81 and EP 1 OUT is 0x01.



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