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Http://www.st.com/resource/en/datasheet/DM00366448.pdf WLCSP-168, 12x14 raster, 4.891x5.692mm package, pitch 0.4mm; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32f071v8.pdf WLCSP-63, 7x9 raster, 3.228x4.164mm package, pitch 0.4mm; https://www.latticesemi.com/view_document?document_id=213 UCBGA-81, 9x9 raster, 3.639x3.971mm package, pitch 0.5mm; see section 48.2.4 of http://ww1.microchip.com/downloads/en/DeviceDoc/DS60001479B.pdf WLCSP-81, 9x9, 0.4mm Pitch, http://www.st.com/content/ccc/resource/technical/document/technical_note/92/30/3c/a1/4c/bb/43/6f/DM00103228.pdf/files/DM00103228.pdf/jcr:content/translations/en.DM00103228.pdf pSemi CSP-16 1.64x2.04x0.285mm (http://www.psemi.com/pdf/datasheets/pe29101ds.pdf, http://www.psemi.com/pdf/app_notes/an77.pdf UFD Package, 4-Lead Plastic QFN (3mm x 3mm) (see Linear Technology DFN_16_05-08-1709.pdf DHC Package; 18-Lead Plastic DFN (4mm x 3mm) (see Linear Technology DFN_24_05-08-1864.pdf DKD Package; 32-Lead Plastic Thin Quad Flat, No Lead Package (MF) - 3.3x3.3x1 mm Body [DFN] (see Microchip Packaging Specification 00000049BS.pdf 20-Lead Plastic Shrink Small Outline (SSO/Stretched SO), see https://www.vishay.com/docs/84299/vor1142b4.pdf SSO Stretched SO SOIC Pitch 2.54 SSO Stretched SO SOIC 1.27 SSO, 7 Pin Double Sided Module Texas Instruments BGA-289, 0.4mm pad, based on the top knob top_row = height - v_margin - title_font_size*2; saw_out = [h_margin + working_width/4, row_1, 0]; pwm_in = [width_mm - h_margin - working_width/8, row_3, 0]; c_tune = [width_mm/2 + h_margin, top_row, 0]; left_rib_x = thickness * 1; //right_rib_x = width_mm - hole_dist_side, height - rail_clearance - thickness*2 - 16.5/2; // 16.5 is the two resistors in the shaft? It can be replaced by an op amp Fix floating pin for op amp in schmidt inverter mode, maybe both 7808 and hex inverter trigger are unnecessary? Alternative: Midi -> CV Alternative: CV from something else VCF MK's Diode Ladder VCF ~$8 in parts, depending on PCB with exploratory 8hp layout 2x Sockets, all three pins need wires: - clk in - pause in - glide in (sleeve and normal both GND) 6x Sockets, 2pin: - all step switches (all go to same bus) - run/stop 2x Pushbutton switches, all 2pin: reset Pots, 3-pin: - Glide attenuator (B10k) (join two left pins from below - Clock Rate - variable resist +6k between U2-8 and U2-9 Reset Sw - when two traces cross on opposite sides of the Agreement is invalid or ineffective under applicable copyright doctrines of fair use, fair dealing, or.

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