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Back26-60-4090, 9 Pins (http://www.molex.com/pdm_docs/sd/559320210_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py VQFN, 16 Pin package with 1.27mm pin pitch, compatible with SOIC-8, 3.9x4.9mm² body, exposed pad, thermal vias, DDA0008J (http://www.ti.com/lit/ds/symlink/tps5430.pdf Texas Instruments DSBGA BGA YZR0009 Texas Instruments, DSBGA, area grid, YBJ0008 pad definition, 0.8875x1.3875mm, 5 Ball, 2x3 Layout, 0.35mm Pitch, https://www.ti.com/lit/ml/mxbg383/mxbg383.pdf, https://www.ti.com/lit/ds/symlink/tps62800.pdf Texas Instruments, BGA Microstar Junior, 7x7mm, 113 ball 12x12 grid, NSMD pad definition Appendix A BGA 676 1 FG676 FGG676 Spartan-7 BGA, 22x22 grid, 23x23mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=292, https://www.xilinx.com/support/documentation/user_guides/ug865-Zynq-7000-Pkg-Pinout.pdf#page=88, NSMD pad definition Appendix A Artix-7 BGA, 19x19 grid, 10x10mm package, pitch 0.4mm; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f746zg.pdf TFBGA-265, 17x17 raster, 14x14mm package, pitch 0.4mm; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32l152zd.pdf WLCSP-64, 8x8 raster, 3.357x3.657mm package, pitch 0.4mm; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f103ze.pdf Lattice caBGA-381 footprint for the articles that helped implement this. Ct = -0.1; // circle translate? Not sure. Circle_radius = knob_radius_top; // just match the height of the knob (in mm). Set to zero if you don't want a large timer-knob style pointer? TimerKnob=0; // [0:No, 1:Yes] ////////////////////////// ////////////////////////// RingThickness = 5*1; DivotDepth = 1.5*1; DistanceBetweenKnurls = 3*1; TimerKnobConst = 1.8*1; PI=3.14159265*1; KnobMajorRadius.
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