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Step (featuring debouncing!), sequencer cascading, basic glide (for portamento), attack decay sustain release envelope generator and a switch to disable the clock, and a switch to adjust parameters for. 1.0 2012-03-?? Initial release at https://www.thingiverse.com/thing:20513 . Open Tasks // ====================================================================== knob(); // Entry point of the whole thing? // surface("FIREBALL VCO.png", center=true, invert=false); text(string, size, halign=halign, font=font); } module make_surface(filename, h) { cylinder(r=hole_r, h=thickness*2); echo("Putting a hole for mounting screw: ISO 1481-ST 2.2x4.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1924619 16A (HC Generic Phoenix Contact connector footprint for: MSTBV_2,5/5-GF-5,08; number of pins: 03; pin pitch: 5.00mm; Angled || order number: 1843871 8A 160V Generic Phoenix Contact SPT 2.5/12-H-5.0-EX Terminal Block, 1719299 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1719299), generated with kicad-footprint-generator Inductor SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://www.vishay.com/docs/20052/crcw0201e3.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 5 times 0.75 mm² wires, basic insulation, conductor diameter 2.4mm, outer diameter 2mm, size source Multi-Contact FLEXI-xV 2.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times 0.25 mm² wires, basic insulation, conductor diameter 2mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-E/HK 0.127 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 48 Pin (https://www.jedec.org/standards-documents/docs/mo-142-d variation CB), generated with kicad-footprint-generator JST PH top entry connector Molex KK-254 Interconnect System, old/engineering part number: 26-60-5140, 14 Pins per row, Mounting: Snap-in Plastic Peg PCB Lock (http://www.molex.com/pdm_docs/sd/039289068_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 24 Pin (http://www.ti.com/lit/ds/symlink/bq24133.pdf#page=40 Texas Instruments, DSBGA, area grid, NSMD pad definition Appendix A Spartan-7 BGA, 15x15 grid, 13x13mm package, pitch 0.4mm; see section 7.1 of http://www.st.com/resource/en/datasheet/stm32f401vc.pdf WLCSP-49, 7x7 raster, 3.417x3.151mm package, pitch 0.4mm; see section 7.6 of http://www.st.com/resource/en/datasheet/stm32f207vg.pdf WLCSP-66, 8x9 raster, 3.767x4.229mm package, pitch 0.8mm; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32l476me.pdf WLCSP-81, 9x9 raster, 4.4084x3.7594mm package, pitch 0.4mm; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32l152zc.pdf UFBGA 132 Pins, 0.5mm Pitch, http://www.ti.com/lit/ds/symlink/tps63000.pdf 3x3mm Body, 0.5mm Pitch, https://www.nxp.com/docs/en/package-information/98ASA00869D.pdf#page=1 MAPBGA 14x14x1.18 PKG, 14.0x14.0mm, 289 Ball, 17x17 Layout, 0.8mm Pitch, https://www.micron.com/-/media/client/global/documents/products/data-sheet/dram/ddr3/4gb_ddr3l.pdf#page=26 ST uTFBGA-36, 0.25mm pad, 3.6x3.6mm, 36 Ball, 6x6 Layout, 0.4mm Pitch, https://www.nxp.com/docs/en/package-information/SOT1963-1.pdf ST LFBGA-354, 16.0x16.0mm, 354 Ball, 19x19 Layout, 0.5mm Pitch, https://www.st.com/resource/en/datasheet/stm32g473pb.pdf ST UFBGA-129, 7.0x7.0mm, 129 Ball, 13x13 Layout, 0.5mm Pitch, DSC0010J, WSON, http://www.ti.com/lit/ds/symlink/tps61201.pdf Plastic Small Outline Narrow Body (QR)-.150" Body [QSOP] (http://www.allegromicro.com/~/media/Files/Datasheets/ACS726-Datasheet.ashx?la=en Allegro Microsystems SIP-3, 1.27mm.

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