购买 arduino pin expander

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$3.25
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ESP32-S3 GPIO Expansion Board 44-Pin Digital IO Module DC Powered IOT Development Board For Arduino
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ESP32-S3 GPIO Expansion Board 44-Pin Digital IO Module DC Powered IOT Development Board For Arduino
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$4.70
1PCS PCF8575 IO Expander Module - I2C To 16IO Conversion, For Arduino
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1PCS PCF8575 IO Expander Module - I2C To 16IO Conversion, For Arduino
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DIN Rail Mount MCP23017 32-Channel GPIO Expander With I2C Interface For Arduino Raspberry Pi,
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$22.00
DIN Rail Mount MCP23017 32-Channel GPIO Expander With I2C Interface For Arduino Raspberry Pi,
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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-
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1PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.73
1PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
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PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
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$1.09
$1.19
PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
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$5.72
ESP32 Nodemcu-32S Development Board, 38 Pin GPIO Expansion Module With Wifi Bluetooth, For Arduino
Aliexpress
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$2.90
$5.72
ESP32 Nodemcu-32S Development Board, 38 Pin GPIO Expansion Module With Wifi Bluetooth, For Arduino
Aliexpress
$1.24
$1.35
TZT 1/3PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.24
$1.35
TZT 1/3PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.46
PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.46
PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.92
110PCS EGBO PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.92
110PCS EGBO PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.76
PCF8575 I2C GPIO Expander Module - 16-Channel Bidirectional I/O Port Extender For Arduino, Raspberry
Aliexpress
$1.76
PCF8575 I2C GPIO Expander Module - 16-Channel Bidirectional I/O Port Extender For Arduino, Raspberry
Aliexpress
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TZT 1/3PCS PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C For Arduino
Aliexpress
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$1.44
TZT 1/3PCS PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C For Arduino
Aliexpress
$2.97
$6.31
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
Aliexpress
$3.83
10PCS/LOT Breadboard Expansion Shield Pin Lithium Battery For Wemos D1 Mini Module Sensor
Aliexpress
$3.83
10PCS/LOT Breadboard Expansion Shield Pin Lithium Battery For Wemos D1 Mini Module Sensor
Aliexpress
$1.50
$2.09
MCP23017 Serial Interface Module IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander Pins 10Mhz
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MCP23017 Serial Interface Module IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander Pins 10Mhz
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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
Aliexpress
$29.00
(3 Pcs) MCP23S17 16 Bit I/O Expander SPI 10Mhz SSOP28 5V5 Low Volt Power ARDUINO
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(3 Pcs) MCP23S17 16 Bit I/O Expander SPI 10Mhz SSOP28 5V5 Low Volt Power ARDUINO
eBay
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NANO V3.0 3.0 Controller Terminal Adapter Expansion Board Simple Extension Plate For Arduino AVR
Aliexpress
$2.16
NANO V3.0 3.0 Controller Terminal Adapter Expansion Board Simple Extension Plate For Arduino AVR
Aliexpress
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Arduino UNO Screw Terminal Hat Expansion Board Presoldered ICSP Interface Diy Ferrament With Horn
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Arduino UNO Screw Terminal Hat Expansion Board Presoldered ICSP Interface Diy Ferrament With Horn
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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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NANO V3.0 UNO Prototype Shield, Multi-Purpose Expansion Board Adapter With Breadboard For Arduino
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NANO V3.0 UNO Prototype Shield, Multi-Purpose Expansion Board Adapter With Breadboard For Arduino
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Nxp PCAL9722HN-ARD Evaluation Board, Spi I/O Expander | Embedded Daughter Boards & Modules - Arduino
Newark
$66.61
Nxp PCAL9722HN-ARD Evaluation Board, Spi I/O Expander | Embedded Daughter Boards & Modules - Arduino
Newark
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6/8/10 Pins 2.54mm Pitch Stackable Header Pins For Arduino Shield. Other Electrical Equipment & Supplies.
eBay
$10.98
6/8/10 Pins 2.54mm Pitch Stackable Header Pins For Arduino Shield. Other Electrical Equipment & Supplies.
eBay
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1PCS Expansion Prototype Shield I/O Extension Board Module For Arduino Nano V3.0
eBay
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1PCS Expansion Prototype Shield I/O Extension Board Module For Arduino Nano V3.0
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Not enough Arduino Pins? Try this I2C Port Expander! | PCF8574
7:59
YouTubeTerminal Curiosity
Not enough Arduino Pins? Try this I2C Port Expander! | PCF8574
In this first episode of Chip Tips, I'm diving into the versatile PCF8574 and exploring how it can be used to expand the number of I/O pins available to your microcontroller project. The video will cover how to wire it up, interfacing with I2C and example demonstration programs for both inputs and outputs. Whether you're a beginner or an ...
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购买 arduino pin expander

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$3.25
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ESP32-S3 GPIO Expansion Board 44-Pin Digital IO Module DC Powered IOT Development Board For Arduino
Aliexpress
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$3.25
$5.60
ESP32-S3 GPIO Expansion Board 44-Pin Digital IO Module DC Powered IOT Development Board For Arduino
Aliexpress
Free shipping
$2.35
$4.70
1PCS PCF8575 IO Expander Module - I2C To 16IO Conversion, For Arduino
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$2.35
$4.70
1PCS PCF8575 IO Expander Module - I2C To 16IO Conversion, For Arduino
Aliexpress
$22.00
DIN Rail Mount MCP23017 32-Channel GPIO Expander With I2C Interface For Arduino Raspberry Pi,
Aliexpress
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$22.00
DIN Rail Mount MCP23017 32-Channel GPIO Expander With I2C Interface For Arduino Raspberry Pi,
Aliexpress
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$23.48
1Pcs PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino-
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$23.48
1Pcs PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino-
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$1.73
1PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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$1.73
1PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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$1.09
$1.19
PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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$1.09
$1.19
PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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$5.72
ESP32 Nodemcu-32S Development Board, 38 Pin GPIO Expansion Module With Wifi Bluetooth, For Arduino
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$2.90
$5.72
ESP32 Nodemcu-32S Development Board, 38 Pin GPIO Expansion Module With Wifi Bluetooth, For Arduino
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$1.35
TZT 1/3PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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$1.24
$1.35
TZT 1/3PCS PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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$1.46
PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.46
PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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$1.92
110PCS EGBO PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
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110PCS EGBO PCF8575 IO Expander Module I2C To 16IO Integrated Circuits For Arduino
Aliexpress
$1.76
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
Aliexpress
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TZT 1/3PCS PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C For Arduino
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TZT 1/3PCS PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C For Arduino
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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/LOT Breadboard Expansion Shield Pin Lithium Battery For Wemos D1 Mini Module Sensor
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10PCS/LOT Breadboard Expansion Shield Pin Lithium Battery For Wemos D1 Mini Module Sensor
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MCP23017 Serial Interface Module IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander Pins 10Mhz
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MCP23017 Serial Interface Module IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander Pins 10Mhz
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(3 Pcs) MCP23S17 16 Bit I/O Expander SPI 10Mhz SSOP28 5V5 Low Volt Power ARDUINO
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(3 Pcs) MCP23S17 16 Bit I/O Expander SPI 10Mhz SSOP28 5V5 Low Volt Power ARDUINO
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NANO V3.0 3.0 Controller Terminal Adapter Expansion Board Simple Extension Plate For Arduino AVR
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