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BackFF1156 FFG1156 FFV1156 Virtex-7 BGA, 34x34 grid, 35x35mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=301, NSMD.
- 0.956873 -0.290264 -0.0119204 facet normal 9.777786e-001 4.353976e-003 2.095953e-001.
- Vertex 6 0 6.59 vertex.