"Adam W." <awasile...@gmail.com> wrote: > >You are correct about the 2 being the number of bytes written. However when I >issue a read command I get: > >>>> ep.write('\x1BA') >4 >>>> ep.read(1) >usb.core.USBError: [Errno None] b'libusb0-dll:err [_usb_setup_async] invalid >endpoint 0x02\n'
USB endponts only go in one direction. There will be one endpoint for outoging data, and one endpoint for incoming data. -- Tim Roberts, t...@probo.com Providenza & Boekelheide, Inc. -- http://mail.python.org/mailman/listinfo/python-list