2 layers58.5 × 52.1 mm

Nextion USB serial downloader
rohamid/Nextion_USB_serial_downloader
A PCB for powering and downloading Nextion HMI directly using USB to Serial
56 parts
Boards in 2 GitHub repositories, designed in KiCad, that use the TPS54232D by Texas Instruments (-40℃~+150℃@(TJ) 1 1MHz 2A 3.5V~28V 800mV~25V 85uA Adjustable Buck Buck Built-in No SOIC-8 DC-DC Converters ROHS). See how each wires it, with its parts, size, README and files; the TPS54232D’s symbol, footprint and pinout are on its own page.

rohamid/Nextion_USB_serial_downloader
A PCB for powering and downloading Nextion HMI directly using USB to Serial

Luos-io/luos_engine
Open-source and real-time orchestrator for cyber-physical-systems, to easily design, test and deploy embedded applications and digital twins.