2 layers

Coffee
ComSys-OVGU/iot-coffee-machine
Billing System and Reverse Engineerig for a De'Longhi ESAM Coffee Machine
15 parts6MIT
Boards in 1 GitHub repository, designed in KiCad, that use the ISO7341FCDW by Texas Instruments (-40℃~+125℃ 1 25Mbps 3 3000 31ns 3V~5.5V 3V~5.5V 70kV/us Fail-safe output、Channel direction configurable Low Level SOIC-16-300mil Digital Isolators ROHS). See how each wires it, with its parts, size, README and files; the ISO7341FCDW’s symbol, footprint and pinout are on its own page.

ComSys-OVGU/iot-coffee-machine
Billing System and Reverse Engineerig for a De'Longhi ESAM Coffee Machine