How to Use PCF8574 GPIO Extender With Arduino or ESP32

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=Y3eERnQ7skE

If you require more pins for your project to connect more buttons, sensors or LEDs, GPIO expanders can help. Essentially, these expanders offer additional GPIOs when your board doesn't provide enough pins. • In this tutorial we will learn how to use PCF8574 I2C GPIO Expander with Arduino UNO or ESP32 • Download Project files, Wiring and Full Tutorial here: https://www.instructables.com/How-to-... • Download Visuino here: https://visuino.eu • Check out our friends at PCBWay: https://www.pcbway.com • Other Visuino Projects: https://www.instructables.com/member/... • Check Out Visuino Tutorials from Jim Ryan: / jimryan-aka-pigeon_kicker • Check Out Visuino Tutorials from Boian Mitov: / boianmitov • CompactDIY Arduino Projects: / @compactdiy • Visuino MeWe group: https://mewe.com/group/5bc7b647058ed3... • Twitter: / visuino • Instagram: / visuino • #Arduino #Visuino #PCF8574 #pcbway #ESP32

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