2 layers46.7 × 30.9 mm

Uw rs485 hat V5
tomrodinger/Raspberry_Pi_HAT_RS485
This is a Raspberry Pi HAT for RS485 communication with external devices and it should fit into any Raspberry Pi like Zero/Zero2W/3/4
54 partsApache-2.0
Boards in 1 GitHub repository, designed in KiCad, that use the MMS9012-H-TP by Micro Commercial Components (-55℃~+150℃ 1 PNP 100nA 150MHz 200 25V 300mW 500mA 5V 600mV PNP SOT-23 Bipolar (BJT) ROHS). See how each wires it, with its parts, size, README and files; the MMS9012-H-TP’s symbol, footprint and pinout are on its own page.

tomrodinger/Raspberry_Pi_HAT_RS485
This is a Raspberry Pi HAT for RS485 communication with external devices and it should fit into any Raspberry Pi like Zero/Zero2W/3/4