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BackHttps://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=260, NSMD pad definition Appendix A BGA 238 0.5 CPG238 Spartan-7 BGA, 15x15 grid, 13x13mm package, 0.8mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug865-Zynq-7000-Pkg-Pinout.pdf#page=79.
- (others may work). Probably can build our.
- -9.342428e-01 3.501715e-04 facet normal -0.539147 -0.334152 0.773086.
- Normal -7.413586e-01 -6.711090e-01 -3.299664e-04 vertex.