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Pitch, http://www.issi.com/WW/pdf/43-46LQ32256A-AL.pdf Altera BGA-256 M256 MBGA BGA-256, dimensions: https://www.xilinx.com/support/documentation/package_specs/ft256.pdf, design rules: https://www.xilinx.com/support/documentation/user_guides/ug1099-bga-device-design-rules.pdf Altera UBGA U324 BGA-324 BGA-624, 25x25 grid, 21x21mm package, pitch 0.4mm; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f103ze.pdf Lattice caBGA-381 footprint for ECP5 FPGAs, based on https://www.schmitzbits.de/ms20.html which is good practice, but ho-dang what a mess More traces and vias, and net links romps with traces, vias, and net links Schematics/Unseen Servant/fp-info-cache | 399 2 5mm LEDs Docs/precadsr.pdf Normal file View File 3D Printing/6u_wing_v1.scad Normal file Unescape // Depth of the indenting spheres, measured from the bottom of the knob. [mm] // Bottom radius of the entire pot. State Gates (from Befaco) TBD, needs testing * State Gates (from Befaco * TBD, needs testing; but if LEDs are possible, this should be the same, see datasheet: https://www.mouser.com/datasheet/2/54/PTL-777483.pdf (page 4) if we want if (GDORN_DEBUG.

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