PCF8575 I2C IO Extension Shield Module 16 I/O Port Expander Arduino PI

Description I’m Introducing the PCF8575 I2C IO Extension Shield Module – Expand Your Possibilities! Unlock the potential of your projects with the PCF8575 I2C IO Extension Shield Module. This cutting-edge module offers a seamless solution to the age-old challenge of running out of I/O pins. With this versatile tool, you can effortlessly expand your I/O capacity by up to 16 ports, all while utilizing just two control pins. Crafted to perfection, the PCF8575 is seamlessly integrated through an I2C interface, boasting an array of 16-bits quasi-bidirectional input/output pins. Worried about voltage compatibility? Fear not, for our module comes equipped with an onboard 3.3V level converter circuit. The VCC-VDD pad offers flexibility: leave unsoldered for a 3.3V PCF8575 level, or solder for alignment with VCC. Features at a Glance: Seamlessly compatible with Arduino, thanks to the readily available PCF8575 library. Operating Voltage Range: 2.5V – 5.5V DC Maximum Working Current: 100mA Default I2C Address: 0x20 (Customizable through soldering A1 and A2 selection pads) 16 Individually Addressable Pins Each Pin’s Function Configurable for Input or Output Equipped with an Open-Drain Interrupt Output Pin for Input Change Interruption Ideal for Arduino UNO R3 and various MCUs, enabling simple control of relays, buzzers, buttons, LEDs, and more. Compact Dimensions: 4×2.1cm (1.57×0.83inch) Quantity: 1 Module Revolutionize the way you handle I/O limitations with the PCF8575 I2C IO Extension Shield Module. Whether you’re a seasoned developer or a DIY enthusiast, this module opens the door to endless possibilities. Don’t miss out on the chance to amplify your project’s potential – order now and embrace the power of expansion! Package Contents: 1 x PCF8575 I2C IO Extension Shield Module (unwelded)