HAOYISHANG PCF8574 IO Expansion Board 8-bit I/O Expander I2C-Bus Evaluation Development Module EK1241

Description

Description:Standard interface that can be expanded in a variety of development boardsI2C Serial port to 8-bit parallel port , support expand into 8×8 = 64 at mostPCF8574 IO expansion chip with I2C interface, 8-bit parallel port outputApplicable to a variety of platforms including Arduino / AVR / ARMWith this module, you can use only 2 ports of your Arduino or Raspberry Pi board to control up to 8 digital I/O ports.Material: PlasticSize: Approx. 55x15x1mmPackage Includes:1x PCF8574 Expansion Board