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$1.72
8-Channel I2C Hub Module, I2C Multiplexer Expander For Arduino Raspberry Pi 5V 3.3V Level Converter
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8-Channel I2C Hub Module, I2C Multiplexer Expander For Arduino Raspberry Pi 5V 3.3V Level Converter
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PCF8574T I2C Interface Module (1PCS): 2.5V-6V I/O Port Expander With Cascading Support For Arduino
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PCF8574T I2C Interface Module (1PCS): 2.5V-6V I/O Port Expander With Cascading Support For Arduino
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1PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
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PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
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TCA9548A I2C IIC Multiplexer Extender Board 8 Channel With Reset Compatible With For Arduino
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TCA9548A I2C IIC Multiplexer Extender Board 8 Channel With Reset Compatible With For Arduino
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PCF8575 I2C GPIO Expander Module - 16-Channel Bidirectional I/O Port Extender For Arduino, Raspberry
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PCF8575 I2C GPIO Expander Module - 16-Channel Bidirectional I/O Port Extender For Arduino, Raspberry
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110PCS EGBO PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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PCF8575 Module IO Expansion Board DC 2.5-5.5V I2C Control Board 2 To 16 IO Ports For Arduino
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PCF8575 Module IO Expansion Board DC 2.5-5.5V I2C Control Board 2 To 16 IO Ports For Arduino
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1-50PCS PCF8574 I2C 8-Channel GPIO Expander Module - 8-Bit I/O Extender For Arduino ESP32
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1-50PCS PCF8574 I2C 8-Channel GPIO Expander Module - 8-Bit I/O Extender For Arduino ESP32
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8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN XL9535 Gpio Expander. Iotmug. Relay Accessories.
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8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN XL9535 Gpio Expander. Iotmug. Relay Accessories.
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Grove Base Shield V2.0 For Arduino R3 Sensor IO Development Demo Expansion Board Module IIC I2C UART
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Grove Base Shield V2.0 For Arduino R3 Sensor IO Development Demo Expansion Board Module IIC I2C UART
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PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module
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PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module
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PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module
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1 - 10Pcs PCF8575 DC 2.5-5.5V Module Expansion IO Port Expander Board I2C Communication Control 16
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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1-10PCS PCF8574 IO Expansion Board I2C-Bus I/O Expander 8 I/O I2C-Bus Evaluation Development Module
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I2C Hub Module - 8-Channel IIC Splitter For Interface Expansion, Compatible With Electronic DIY
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I2C Hub Module - 8-Channel IIC Splitter For Interface Expansion, Compatible With Electronic DIY
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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2 / 4 /8 Channel IIC I2C Logic Level Converter Bi-Directional Module 5V To 3.3V For Arduino
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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TZT MCP23017 Serial Interface Module IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander Pins
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TZT MCP23017 Serial Interface Module IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander Pins
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports
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MCP23017/MCP23S17 Serial Interface Module IIC I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz
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MCP23017/MCP23S17 Serial Interface Module IIC I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz
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10Pcs PCF8574 IIC/I2C/TWI/SPI Interface Module SAMIORE ROBOT Serial Board Module Port For 1602 LCD
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1/5/10Pcs PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16
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1/5/10Pcs PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16
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MCP23017 Serial Interface Module New I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz Serial
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MCP23017 Serial Interface Module New I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz Serial
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1-10Pcs PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO
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1-10Pcs PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO
Aliexpress
IO Expander for ESP32, ESP8266, and Arduino
IO Expander for ESP32, ESP8266, and Arduino
Oct 1, 2020
instructables.com
I2c port Extender - controlling with Arduino
I2c port Extender - controlling with Arduino
Nov 11, 2017
arduino.cc
I2C second example using arduino to control port extender
I2C second example using arduino to control port extender
Nov 12, 2017
arduino.cc
How to Use I2c for Arduino to Arduino Communication
How to Use I2c for Arduino to Arduino Communication
7.9K viewsOct 14, 2020
instructables.com
Use the IO Expander and Relay Expander to control up to 65,280 relays with your Arduino: https://bit.ly/2GxidCV | Hackster.io
0:14
Use the IO Expander and Relay Expander to control up to 65,280 r…
7.8K viewsFeb 18, 2019
FacebookHackster.io
OLED Shield for Arduino & Raspberry Pi
OLED Shield for Arduino & Raspberry Pi
Aug 19, 2017
hackaday.io
Connect 16x2 LCD to Arduino Using I2C
Connect 16x2 LCD to Arduino Using I2C
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instructables.com
16-key keypad with an Arduino and a PCF8574 I/O expander module …
Jun 4, 2021
curiousscientist.tech
MCP23017 I2C Serial Interface 16-Bit I/O Expander Serial โมดูลขยายขา …
1 viewsAug 19, 2021
allnewstep.com
Arduino Connect Multiple I2C Devices
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instructables.com
PCF8575 vs. PCF8575C I2C expanders
Apr 6, 2012
arduino.cc
Tutorial: Maximising your Arduino’s I/O ports with MCP23017
Aug 26, 2011
tronixstuff.com
Piloter des Relais ou des MOSFEts à l'aide d'un Module MCP23008 ou …
Jul 10, 2021
arduino.cc
Arduino | Tutorial | MCP23008 Interfacing
3.3K viewsAug 22, 2016
element14.com
PCAL6524 24-Bit I2C I/O expandar Arduino® Shield
Apr 3, 2024
nxp.com
[Tronixstuff] MCP23017 | I2C Port | Help wanted
May 1, 2012
arduino.cc
PCAL6416A 16-bit GPIO Arduino Shield Evaluation Board
8 months ago
nxp.com
PCF8575 (i2c 16 Pins Digital I/O Expander) Fast Easy Usage (Ardui…
33.2K viewsOct 4, 2020
instructables.com
Control Up to 65,280 Relays with Your Arduino!
Feb 18, 2019
hackster.io
Using the PCF8575 I2c I/o Expander to Read Inputs With Arduino
71.5K viewsSep 30, 2020
instructables.com
PCF8575 I/O Expander : Pinout, Schematic and Datasheet
Jun 30, 2016
utmel.com
PCF8574 i2c digital I/O expander: Arduino, esp8266 and esp32, rotar…
Oct 24, 2023
mischianti.org
PCF8574 i2c digital I/O expander: Arduino, esp8266 and esp32, basi…
Oct 25, 2023
mischianti.org
Unlock More Serial Ports with I2C to Dual UART Module!
Mar 25, 2020
dfrobot.com
I2C Between Arduinos
Oct 1, 2020
instructables.com
Learning I2C Protocol and Running 48 Relays With Arduino
725 viewsMay 26, 2023
YouTubeTraffic Light Controller - Flipper Zero
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Arduino I2C Tutorial
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Connecting Arduino with multiple I2C devices
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Shop arduino i2c expander

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$1.72
8-Channel I2C Hub Module, I2C Multiplexer Expander For Arduino Raspberry Pi 5V 3.3V Level Converter
Aliexpress
$1.72
8-Channel I2C Hub Module, I2C Multiplexer Expander For Arduino Raspberry Pi 5V 3.3V Level Converter
Aliexpress
$2.14
PCF8574T I2C Interface Module (1PCS): 2.5V-6V I/O Port Expander With Cascading Support For Arduino
Aliexpress
$2.14
PCF8574T I2C Interface Module (1PCS): 2.5V-6V I/O Port Expander With Cascading Support For Arduino
Aliexpress
$1.73
1PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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1PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
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PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
Aliexpress
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PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
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TCA9548A I2C IIC Multiplexer Extender Board 8 Channel With Reset Compatible With For Arduino
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TCA9548A I2C IIC Multiplexer Extender Board 8 Channel With Reset Compatible With For Arduino
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PCF8575 I2C GPIO Expander Module - 16-Channel Bidirectional I/O Port Extender For Arduino, Raspberry
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PCF8575 I2C GPIO Expander Module - 16-Channel Bidirectional I/O Port Extender For Arduino, Raspberry
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110PCS EGBO PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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TZT 1/3PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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PCF8575 Module IO Expansion Board DC 2.5-5.5V I2C Control Board 2 To 16 IO Ports For Arduino
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PCF8575 Module IO Expansion Board DC 2.5-5.5V I2C Control Board 2 To 16 IO Ports For Arduino
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1-50PCS PCF8574 I2C 8-Channel GPIO Expander Module - 8-Bit I/O Extender For Arduino ESP32
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1-50PCS PCF8574 I2C 8-Channel GPIO Expander Module - 8-Bit I/O Extender For Arduino ESP32
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8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN XL9535 Gpio Expander. Iotmug. Relay Accessories.
eBay
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8 Channel I2C Relay Module Arduino Raspberry 3.3V 5.0V DIN XL9535 Gpio Expander. Iotmug. Relay Accessories.
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Grove Base Shield V2.0 For Arduino R3 Sensor IO Development Demo Expansion Board Module IIC I2C UART
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Grove Base Shield V2.0 For Arduino R3 Sensor IO Development Demo Expansion Board Module IIC I2C UART
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PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module
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PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module
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1PCS PCF8574 IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module
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1-10Pcs PCF8574 IO Expansion Board 8 I/O I/O Expander Flexible I2C-Bus Evaluation Development Module
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1-10Pcs PCF8574 IO Expansion Board 8 I/O I/O Expander Flexible I2C-Bus Evaluation Development Module
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IIC HUB Module Splitter I2C Hub Interface Expansion Board 8-Way Communication Board Electronic
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IIC HUB Module Splitter I2C Hub Interface Expansion Board 8-Way Communication Board Electronic
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PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module
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PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module
Aliexpress