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1kHz PWM output, Modbus, THT co2 gas sensor pwm modbus Sensirion SCD4x QFN, 20 Pin (https://www.ti.com/lit/ds/symlink/tps2663.pdf#page=49), generated with kicad-footprint-generator Mounting Hardware, inside through hole M2, height 3, Wuerth electronics 9774015633 (https://katalog.we-online.com/em/datasheet/9774015633.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 cui horizontal jack stereo horizontal circular TRS 3.5mm, horizontal, through-hole, with switch, vertical shaft, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC12E/EC12E1240405.html Alps rotary encoder, EC12E..., vertical shaft, mounting holes 33.3mm, distance of mounting holes 25mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 15-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.84mm pin-PCB-offset 7.699999999999999mm mounting-holes-distance 25mm mounting-hole-offset 25mm 9-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.54mm pin-PCB-offset 9.4mm 9-pin D-Sub connector horizontal angled 90deg THT female pitch 2.29x1.98mm pin-PCB-offset 8.35mm mounting-holes-distance 47.1mm mounting-hole-offset 47.1mm 25-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, male, pitch 2.29x1.98mm, pin-PCB-offset 8.35mm, distance of mounting holes to PCB edge 8.2mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector horizontal angled 90deg THT female pitch 2.29x2.54mm pin-PCB-offset 9.4mm 15-pin D-Sub connector.

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