2 layers102 × 86 mm

PoppyIO
Rahix/Poppy-Logic-Controller
A budget PLC-like board for controlling 24V DC equipment.
255 parts24
Boards in 2 GitHub repositories, designed in KiCad, that use the PCA9538PW by Texas Instruments (-40℃~+85℃ 1.9uA 10mA 2.3V~5.5V 25mA 4 4.1V 400kHz 8 I2C、SMBus Interrupt Output Push-Pull Reset function、Cascading and address extension、Built-in LED driver TSSOP-16 I/O Expanders ROHS). See how each wires it, with its parts, size, README and files; the PCA9538PW’s symbol, footprint and pinout are on its own page.

Rahix/Poppy-Logic-Controller
A budget PLC-like board for controlling 24V DC equipment.

ssbingo/samba-solar-track
Samba Solar Track – Solarnachführung mit Sturmschutz: Handbuch, Platine und Gehäuse für den Nachbau (10,1-Zoll-Version)