chris@wotan$ cd $HOME
chris@wotan$ wget -q http://www.swaton.ukfsn.org/bin/fpgalink-20130321/fpgalink-bin.tar.gz
chris@wotan$ tar zxf fpgalink-bin.tar.gz
chris@wotan$ cd libfpgalink-20130321/examples/python/
chris@wotan$ rm fpgalink2.py 
chris@wotan$ wget -q https://raw.github.com/makestuff/libfpgalink/master/examples/python/fpgalink2.py
chris@wotan$ LD_LIBRARY_PATH=../../lin.x64/rel python
Python 2.7.3 (default, Aug  1 2012, 05:14:39) 
[GCC 4.6.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> from fpgalink2 import *
>>> flLoadStandardFirmware("04b4:8613", "1D50:602B:0002")
>>> handle = flOpen("1D50:602B:0002")
>>> flPortConfig(handle, "D7+")  # Only needed for Nexys2 on USB power
>>> flProgram(handle, "J:D0D2D3D4:../../hdl/apps/makestuff/swled/cksum/vhdl/csvf/fx2all-nexys2-1200.csvf")
>>> flFifoMode(handle, True)
>>> flWriteChannel(handle, 1000, 0x00, 0x10)
>>> flWriteChannel(handle, 1000, 0x00, 0x10)
>>> flWriteChannel(handle, 1000, 0x00, 0x10)
>>> print "%02X" % flReadChannel(handle, 1000, 0x00)
AA
>>> flClose(handle)
>>> quit()
chris@wotan$