Web page:
http://store.digilentinc.com/arty-board-artix-7-fpga-development-board-for-makers-and-hobbyists
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====== USB/JTAG cable drivers on Linux ======
linux% lsusb
...
Bus 001 Device 011: ID 0403:6010 Future Technology Devices International, Ltd FT2232C Dual USB-UART/FIFO IC
...
As root, run the install script provided with the Vivado installation under
''/Vivado/201x.y/data/xicom/cable_drivers/lin/install_script/install_drivers''
linux# ./install_drivers
Ensure that UDEV rules have been copied under ''/etc/udev/rules.d''
/etc/udev/rules.d/52-xilinx-pcusb.rules
/etc/udev/rules.d/52-xilinx-digilent-usb.rules
Restart UDEV with (CentOS/RHEL OS)
linux# udevadm control --reload-rules