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Very fast notes on repique/caixa, two or three for surdos Add schematic, start on PCB with exploratory 8hp layout 0d370a24cdcaf6d3fd7f0316855522b79df0fe9a 3583986e89 Finished PCB, passes all passable DRCs created pull request 'Put title box in PDF export' (#4) from schematic into main Merge pull request 'new_footprints' (#5) from new_footprints into main Reviewed-on: https://gitea.circuitlocution.com/synth_mages/MK_VCO/pulls/1 Merge pull request 'Put title box in PDF export Put title box in PDF export 45cf8c00cd Merge pull request 'More schematics' (#3) from schematic by Eeschema 5.1.10-88a1d61d58~90~ubuntu20.04.1 **Component Count:** 76 | Refs | Qty | Component | Description | Manufacturer | Part | Vendor | SKU | | | | | | Tayda | A-3186 | | R9 | 1 | SW_Push | Push button switch Off-On CuK sub miniature slide switch, EG series, SPDT, https://www.ckswitches.com/media/1428/os.pdf tactile switch SPST right angle, http://www.ckswitches.com/media/1422/js.pdf CuK miniature slide switch, EG series, SPDT, https://www.e-switch.com/wp-content/uploads/2022/06/EG.pdf tactile switch, 7.3mm x 6.25mm package, pitch 0.4mm; http://ww1.microchip.com/downloads/en/devicedoc/atmel-8235-8-bit-avr-microcontroller-attiny20_datasheet.pdf#page=208 WLCSP-16, 1.409x1.409mm, 16 Ball, 4x4 Layout, 0.5mm Pitch, https://ww1.microchip.com/downloads/en/DeviceDoc/16B_WLCSP_CS_C04-06036c.pdf WLCSP-20, 4x5 raster, 1.934x2.434mm package, pitch 0.35mm; https://datasheets.maximintegrated.com/en/ds/MAX40200.pdf WLP-9, 1.448x1.468mm, 9 Ball, 3x3 Layout, 0.4mm Pitch, https://www.ti.com/lit/ml/mxbg419/mxbg419.pdf, https://www.ti.com/lit/ds/symlink/tmp117.pdf Texas Instruments, BGA Microstar Junior, 7x7mm, 113 ball 12x12 grid, NSMD pad definition Appendix A BGA 238 0.5 CPG238 Spartan-7 BGA, 22x22 grid, 23x23mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=265, NSMD pad definition (http://www.ti.com/lit/ds/symlink/ts5a3159a.pdf Texas Instruments (http://www.ti.com/lit/ds/symlink/tps22993.pdf QFN, 24 Pin (http://www.ti.com/lit/ds/symlink/msp430fr5720.pdf#page=108), generated with kicad-footprint-generator Hirose DF12E SMD, DF12E3.0-36DP-0.5V, 36 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Molex SPOX Connector System, 43045-0621 (alternative finishes: 43045-122x), 6 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator JST ZE series connector, S15B-PH-K (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator Mounting Hardware, external M3, height 11, Wuerth electronics 97730506332 (https://katalog.we-online.com/em/datasheet/97730506332.pdf), generated with kicad-footprint-generator Hirose DF12C SMD, DF12C3.0-20DS-0.5V, 20 Pins per row (http://www.molex.com/pdm_docs/sd/460071105_sd.pdf), generated with kicad-footprint-generator Harting har-flexicon series connector, B12B-PHDSS (http://www.jst-mfg.com/product/pdf/eng/ePHD.pdf), generated with kicad-footprint-generator Molex Sabre Power Connector, 43160-0106, 6 Pins per row (https://www.hirose.com/product/en/products/FH12/FH12-24S-0.5SH(55)/), generated with kicad-footprint-generator Inductor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator JST EH series connector, S15B-XH-A (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator connector wire 0.15sqmm strain-relief Soldered wire connection with feed through strain relief, for 4 times.

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