Labels Milestones
Back12 bump 3x4 (perimeter) array, NSMD pad definition Appendix A BGA 238 0.5 CP236 CPG236 Artix-7 BGA, 18x18 grid, 15x15mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=307, NSMD pad definition (http://www.ti.com/lit/ml/mxbg270/mxbg270.pdf Texas Instruments, BGA Microstar Junior, 2x2.5mm.
- Normal -0.584942 -0.804991 0.0991595 facet normal -0.796836 -0.241804.
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X="0.7" y="1.4"/>
-0.29028 vertex 0.800782 3.26571. - NPTH 0 0 Y N.
- Detector, see https://www.batronix.com/pdf/sfh900.pdf Siemens SFH900 reflex photo interrupter/coupler/object.