SparkFun I/O Expander Breakout... kaufen bei BerryBase
PCF8575 I2C SMBus Erweiterung I/O 16-Bit MCU Expander Extended… – IoT powered by androegg.de
ESP8266: How To Add More GPIO Pins (MCP23008 Driver) - YouTube
PCF8575 Modul Expansion IO port Expander board DC 2,5 5,5 V I2C kommunikation control 16 IO ports Für Arduino|Integrierte Schaltkreise| - AliExpress
MCP2317 MCP23017 IO I2C 8-bit 16-bit MCU Erweiterung – IoT powered by androegg.de
PCF8575 I2C SMBus Erweiterung I/O 16-Bit MCU Expander Standard… – IoT powered by androegg.de
PCF8574 GPIO Extender - With Arduino and NodeMCU - Hackster.io
IO Expander for ESP32, ESP8266, and Arduino : 24 Steps - Instructables
IO Expander for ESP32, ESP8266, and Arduino : 24 Steps - Instructables
PCF8575 IO Expander Modul I2C Zu 16IO Integrierte Schaltungen Für arduino|Instrumententeile & Zubehör| - AliExpress
ESP32 and PCF8575 I/O expander example | ESP32 Learning
IO Expander for ESP32, ESP8266, and Arduino : 24 Steps - Instructables
PCF8574 i2c digital I/O expander: Arduino, esp8266 and esp32, rotary encoder – Part 2 – Renzo Mischianti
CJMCU-2317 16-Bit MCP23017 ESP8266 Board I/O Expander I2C IIC Serial Interface – MAKERSHOP.DE
PCF8574 i2c digital I/O expander: Arduino, esp8266 and esp32, basic I/O and interrupt – Part 1 – Renzo Mischianti
DIGIO-128 Board Adds 128 GPIOs to Your Development Board - CNX Software
IO Expander for ESP32, ESP8266, and Arduino : 24 Steps - Instructables
IO Expander for ESP32, ESP8266, and Arduino : 24 Steps - Instructables
IO Expander for ESP32, ESP8266, and Arduino : 24 Steps - Instructables
NANO I2C IO Expander - Hackster.io
PCF8575 I/O expander and ESP8266 examples - esp8266 learning
Adding an MCP23017 16 port IO expander to Arduino or Esp8266 or Attiny85 or…….. – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
PCF8574 i2c digital I/O expander: Arduino, esp8266 and esp32, basic I/O and interrupt – Part 1 – Renzo Mischianti
PCF8575 I/O expander and ESP8266 examples - esp8266 learning
Port Expander MCP23017 Interface with ESP8266-01 | How to Increase Number of GPIO Pins of ESP8266. - YouTube
