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Back20-Pin Thermally Enhanced Thin Shrink Small-Outline Package, Body 3.0x3.0x0.8mm, Texas Instruments DSBGA BGA YZP R-XBGA-N8 Texas Instruments, DSBGA, 1.36x1.86mm, 10 bump 3x4 (perimeter) array, NSMD pad definition Appendix A BGA 256 1 FT256 FTG256 Spartan-7 BGA, 18x18 grid, 15x15mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=294, https://www.xilinx.com/support/documentation/user_guides/ug865-Zynq-7000-Pkg-Pinout.pdf#page=90, NSMD pad definition Appendix A BGA 225 0.8 CSGA225 Spartan-7 BGA, 14x14 grid, 8x8mm package, 0.5mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=260, NSMD pad definition Appendix A.
- D 4 rotary switches are actually 2p6t.
- Normal -5.735712e-001 -3.754687e-003 8.191471e-001.
- Vertex -4.69512 -5.64771 7.09873 facet normal.