2 layers74.9 × 128.9 mm

PIDController
timdrysdale/pcb-review
Documents to help with reviewing printed circuit board designs for remote laboratory experiments
34 partsAGPL-3.0
Boards in 1 GitHub repository, designed in KiCad, that use the SN75175D by Texas Instruments (0 0℃~+70℃ 10Mbps 4 4.75V~5.25V 70mA Receiver SOIC-16 RS-485 / RS-422 ICs ROHS). See how each wires it, with its parts, size, README and files; the SN75175D’s symbol, footprint and pinout are on its own page.

timdrysdale/pcb-review
Documents to help with reviewing printed circuit board designs for remote laboratory experiments