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| R2, R5 | 2 Smaller cap (476nF?) for C1 - Ceramic 104s for C10, C14, might be fine, might introduce intermittents - Don't put R8 so close to R26 -- D36/R47 too close Testing before powering up: Clock In Normal - 1k to U2-8 (AND NOT short to U2-10 Clock Rate - variable resist +6k between U2-8 and U2-9 Reset Sw - when two traces cross on opposite sides of the MPL was not distributed with this License must be sufficiently detailed for a single 0.75 mm² wires, basic insulation, conductor diameter 1.7mm, outer diameter 1.7mm, outer diameter 3.6mm, 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 ipc_noLead_generator.py TQFN, 20 Pin (https://sensirion.com/media/documents/C4B87CE6/627C2DCD/CD_DS_SCD40_SCD41_Datasheet_D1.pdf), generated with kicad-footprint-generator Soldered wire connection, for 2 times 1.5 mm² wire, basic insulation, conductor diameter 2mm, outer diameter 2.7mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_312051_RT045xxUBLC_OFF-022759T.pdf, script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 804-102, 45Degree (cable under 45degree), 8 pins, pitch 5mm, size 27.3x14mm^2, drill diamater 1.1mm, pad diameter 2.6mm, see http://www.mouser.com/ds/2/324/ItemDetail_1935161-922578.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block TE 282834-6 pitch 2.54mm size 25.86x6.5mm^2 drill 1.1mm pad 2.1mm terminal block connector Terminal Block Phoenix MKDS-1,5-16 pitch 5mm size 45x7.6mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00236, 6 pins, pitch 5mm, size 46.5x15mm^2, drill diamater 1.15mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00023_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_4Ucon THT Terminal Block 4Ucon ItemNo. 19964 pitch 3.5mm size 29x8.3mm^2 drill 1.3mm pad 2.6mm Terminal Block 4Ucon ItemNo. 10704 vertical pitch 3.5mm size 21x6.5mm^2 drill 1.2mm pad 3mm Terminal Block Phoenix PTSM-0,5-3-2.5-V-THR, vertical (cable from top), 6 pins, pitch 10mm, size 42.3x14mm^2, drill diamater 1.15mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_TE-Connectivity THT Terminal Block Phoenix PT-1,5-4-3.5-H pitch 3.5mm size 25.5x8.3mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 804-113, 45Degree (cable under 45degree), 5 pins, pitch 10mm, size 45x10.3mm^2, drill diamater.

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