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[PATCH 04/18] adds front panel Added schmancy pcb for v2 front panel candidates v1 and v2

Added schmancy pcb for v2 front panel design and includes 2.5mm centerward shift for input and send reset to clk_inh to stop 289eacd41f Go to file db7d02719b Find and replace last few thin traces, fix teardrops and gnd fill Find and replace last few thin traces, fix teardrops and gnd fill Find and replace last few thin traces, fix teardrops and gnd fill f63cfba954 Embiggen traces, add teardrops 46614f2341 Add 55k-ish resistor to coarse knob (doublecheck this placement). Actual value unclear (see below).

Argument for a single 1.5 mm² wire, basic insulation, conductor diameter 1.25mm, outer diameter 2.3mm, size source Multi-Contact FLEXI-E 1.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 55560-0401, 40 Pins (http://www.molex.com/pdm_docs/sd/5024260810_sd.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 5 times 2.5 mm² wires, reinforced insulation, conductor diameter 0.4mm, outer diameter 2.1mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00045_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block 4Ucon ItemNo. 10703, vertical (cable from top), 15 pins, pitch 5mm, size 56.5x15mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00235 pitch 5.08mm size 55.9x10.6mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00243, 4 pins, pitch 5mm, size 22.3x14mm^2, drill diamater 1.3mm, pad diameter 2mm, 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 outer diameter, generated with kicad-footprint-generator Molex Molex 0.30mm Pitch Easy-On BackFlip, Right-Angle, Bottom Contact FFC/FPC, 200528-0230, 23 Circuits (https://www.molex.com/pdm_docs/sd/2005280230_sd.pdf), generated with kicad-footprint-generator JST SH side entry Molex Pico-Lock series connector, BM11B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator connector JST PUD series connector, BM09B-GHS-TBT (http://www.jst-mfg.com/product/pdf/eng/eGH.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 3 times outer diameter, generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55935-1230, 12 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py DDB Package; 12-Lead Plastic Micro Small Outline Package (MS) [MSOP], variant of MSOP-16 (see http://cds.linear.com/docs/en/datasheet/3630fd.pdf 12-Lead Plastic Micro Small Outline (ST)-4.4 mm Body [QFN] with corner pads and thermal vias; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f103ze.pdf WLCSP-64, 8x8 raster, 4.539x4.911mm package, pitch 0.4mm; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32f031k6.pdf WLCSP-25, 5x5 raster, 2.133x2.070mm 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; see section 7.2 of http://www.st.com/resource/en/datasheet/stm32f378vc.pdf WLCSP-72, 9x9 raster, 4.4084x3.7594mm.

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