Boards using the PCF8574T/3

Boards in 1 GitHub repository, designed in KiCad, that use the PCF8574T/3 by NXP Semiconductors (Remote 8-bit I/O Expander for I2C Bus). See how each wires it, with its parts, size, README and files; the PCF8574T/3’s symbol, footprint and pinout are on its own page.