Labels Milestones
BackFFV1158 Virtex-7 BGA, 44x44 grid, 45x45mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=269, NSMD pad definition Appendix A BGA 1156 1 FF1157 FFG1157 FFV1157 FF1158 FFG1158 FFV1158 Virtex-7 BGA, 42x42 grid, 42.5x42.5mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=306, NSMD pad definition (http://www.ti.com/lit/ds/symlink/txb0104.pdf, http://www.ti.com/lit/wp/ssyz015b/ssyz015b.pdf Texas Instruments, DSBGA, area grid.
- 0.5mm Analog Devices (Linear Tech), 133-pin LGA.
- Module cherry_mx_button() { union(){ cube([14,14,thickness]); .