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82024e96c9b263a83b6caf715e8607e9cf1b7d77 updated README.md f0ccd475bcae4d90f684767b57611a775351886d Update README.md 83b013c3637bfb179ad62b90a6c8b2f5fb547c8c Update README.md 8be0bd80e05e7fe62720d7fda27423a4c75b90a3 Update README.md 2cb8e5eaf679e30139948d8744800b04487466fc updated C5 footprint & tracing; schematic annotation 6523065365 updates the potentiometer pads and thermal vias; see figure 8.2 of https://www.silabs.com/documents/public/data-sheets/efm8bb1-datasheet.pdf 20-Lead Plastic Thin Quad Flatpack (PT) - 7x7x1.0 mm Body [UDFN] (see Atmel-8815-SEEPROM-AT24CS01-02-Datasheet.pdf DFN, 8 Pin (https://docs.broadcom.com/docs/AV02-4755EN), generated with kicad-footprint-generator Molex Panelmate series connector, S13B-XH-A (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 48 Pin (https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf#page=38), generated with kicad-footprint-generator ipc_gullwing_generator.py SSOP18: plastic shrink small outline package; 40 leads (see NXP sot054_po.pdf TO-92 leads molded, narrow, drill 0.75mm TO-92Flat package, often used for a single 0.127 mm² wire, reinforced insulation, conductor diameter 1.25mm, outer diameter 1mm, size source Multi-Contact FLEXI-E 0.75 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Resistor SMD 1812 (4532 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size from: http://datasheets.avx.com/F72-F75.pdf), generated with kicad-footprint-generator Harwin Female Vertical Surface Mount (SMT), Audio Jack Connector (https://www.cui.com/product/resource/sj-352x-smt-series.pdf 3.5mm audio plug, https://www.cuidevices.com/product/resource/pdf/sp-3541.pdf DC Barrel Jack 2mm or 2.5mm center pin, https://www.kycon.com/Pub_Eng_Draw/KLDX-0202-AC%20&%20BC.pdf power jack 2mm 2.5mm KLDX-0202-BC KLDX-0202-AC 1.10mm Pitch microSD Card Connector, Hinge Type, https://www.molex.com/pdm_docs/sd/472192001_sd.pdf BNC coaxial connector vertical, Amphenol 031-71059, https://www.amphenolrf.com/library/download/link/link_id/594427/parent/031-5539/ Würth WR-SMA PCB SMT Jack, Vertical (https://www.we-online.com/components/products/datasheet/60312102114405.pdf Coaxial Connector 50 ohms Female Jack Horizontal SMA THT Female Jack Vertical THT Amphenol RF 901-143 https://www.amphenolrf.com/library/download/link/link_id/585682 SMA THT Female Jack Vertical Bulkhead Molex SMA RF Connector, Edge Mount, (http://www.molex.com/pdm_docs/sd/732512120_sd.pdf Connector SMA, 0Hz to 20GHz, 50Ohm, Edge Mount Universal Serial Bus (USB) Shielded I/O Plug, Type C, vertical, SMT, https://datasheet.lcsc.com/lcsc/2108072030_G-Switch-GT-USB-7051A_C2843970.pdf USB C Type-C Receptacle SMD GT-USB-7051A GT-USB-7051B USB 2.0 Type.

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