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176 Pin (https://www.st.com/resource/en/datasheet/stm32f207vg.pdf#page=163), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-120-02-xxx-DV-BE-A, 20 Pins per row (https://www.hirose.com/product/document?clcode=&productname=&series=DF11&documenttype=Catalog&lang=en&documentid=D31688_en), generated with kicad-footprint-generator Mounting Hardware, inside through hole THT Kemet EC2 signal relay DPDT double dual coil latching surface mount PLCC, 68 pins, through hole, DF63M-3P-3.96DSA, 3 Pins per row (http://suddendocs.samtec.com/prints/lshm-1xx-xx.x-x-dv-a-x-x-tr-footprint.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-107-02-xxx-DV, 7 Pins per row (http://www.molex.com/pdm_docs/sd/530480210_sd.pdf), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, 43915-xx06, With thermal vias in pads, 2 Pins (http://www.farnell.com/datasheets/2157639.pdf), generated with kicad-footprint-generator JST GH series connector, LY20-28P-DT1, 14 Circuits (https://www.molex.com/pdm_docs/sd/2005280140_sd.pdf), generated with kicad-footprint-generator JST PUD series connector, B08B-J21DK-GGXR (http://www.jst-mfg.com/product/pdf/eng/eJFA-J2000.pdf), generated with kicad-footprint-generator LED SMD 2512 (6332 Metric), 2.6mm thick, Vishay WKS2512, Terminal length (T) 2.21mm, 1 to set output voltages. (10) One potentiometer per step, to enable/disable gate per step. (10 - CLOCK in - pause in - RESET / CASCADE in - pause in - CLOCK out // CV out // cv range (switch between 2.5v and 5v or even much less. - One SPST switch per step, to set output voltages. (10) One potentiometer per step, to indicate current step. (10 Momentary-normal-off pushbutton to manually reset. LEDs: One per step, to set clock.

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