What is the MCP23017 IO Expander Board Module used for?

The MCP23017 IO Expander Board Module is designed to increase the number of input/output pins available on microcontrollers. Utilizing I2C communication, it expands capabilities by providing 16 additional GPIO pins, which are programmable. This is particularly useful in applications where multiple sensors or devices are connected, enabling more efficient circuit designs and simplifying wiring.

How does the I2C to IO port expander work?

The I2C to IO port expander works by enabling communication over the I2C protocol, allowing your microcontroller to control multiple GPIO pins without needing additional pins for direct connection. The MCP23017 can be connected to an I2C-compatible microcontroller and can be configured to handle inputs from switches or outputs for LEDs, making it ideal for applications in robotics and automation.

What are the key features of the MCP23017 module?

The MCP23017 module features 16-bit input/output ports, programmable interrupt pins, and the ability to daisy-chain multiple I2C devices. These features allow for versatility in complex projects, providing the ability to manage several peripherals without burdening the primary microcontroller. It also includes address pins to connect up to 8 devices on the same I2C bus, making it invaluable for scalable projects.

Can I use multiple MCP23017 modules together?

Yes, multiple MCP23017 modules can be connected in series on a single I2C bus. By utilizing the address pins, you can assign unique addresses to each module, allowing simultaneous control of numerous GPIOs. This feature is particularly beneficial in projects requiring extensive input/output options, such as home automation systems or complex robotics.

What programming environments support the MCP23017 module?

The MCP23017 module is compatible with various programming environments, including Arduino, Raspberry Pi, and other I2C-friendly platforms. Libraries are readily available for each environment, making it straightforward to integrate this expander into existing projects, facilitating tasks like handling multiple buttons or sensors efficiently without complicated wiring.

What are some practical applications of the MCP23017?

The MCP23017 is commonly used in applications involving robotics, home automation, and interactive installations. For instance, it can connect multiple buttons and sensors to a microcontroller, managing inputs from a control panel in a smart home system or expanding the number of controls in a robotic arm operation. This versatility enhances both hobbyist and industrial projects.

Is additional power supply needed for the MCP23017?

Typically, the MCP23017 operates on I2C power, which can be supplied by the connected microcontroller. It requires a voltage supply between 1.8V to 5.5V. However, ensure your project design accounts for the current consumption of additional sensors or components connected to the GPIO pins to prevent overloading the power supply from the microcontroller.

What are interrupts in the context of the MCP23017?

In the context of the MCP23017, interrupts refer to signals that notify the microcontroller when GPIO pin states change, which saves processing power. When a button is pressed or a sensor is triggered, the MCP23017 can generate an interrupt signal, allowing the microcontroller to handle tasks efficiently in real-time, rather than continuously polling for changes.

Where can I buy the 4pcs IO Expander Board Module?

You can buy the 4pcs IO Expander Board Module, MCP23017 I2C To IO Port Expander Module at Ubuy in Chile. Ubuy offers a convenient platform for purchasing a variety of electronic components, ensuring you have access to quality products for your projects.

Are there tutorials available for using the MCP23017 module?

Yes, there are numerous tutorials available online for using the MCP23017 module across various platforms. Websites like GitHub and electronics forums provide ample code samples and project ideas for beginners and advanced users alike. Following these guides can significantly cut down on the learning curve and help you get your projects up and running quickly.

¿Cómo comprar 4pcs IO Expander Board Module, MCP23017 I2C to IO en línea desde Ubuy?

Es fácil comprar 4pcs IO Expander Board Module, MCP23017 I2C to IO en línea desde Ubuy.. Solo tiene que buscar el producto, elegir su método de envío al pagar y recibirlo en su ubicación.

¿Está 4pcs IO Expander Board Module, MCP23017 I2C to IO disponible para comprar en línea en Chile?

Sí, en Ubuy Chile, este producto está disponible para que lo compre a un precio razonable.. El 4pcs IO Expander Board Module, MCP23017 I2C to IO no está disponible localmente, pero puede confiar en nosotros con nuestros servicios de envío exprés.

¿Cuánto tiempo se tarda en obtener el producto después de realizar el pedido?

El tiempo de entrega de su producto pedido varía según lo que haya pedido y el método de envío que haya elegido.. El tiempo de entrega estimado se menciona durante el proceso de pago, así que no se preocupe mientras compra.

HanOaki Ver el original

4pcs IO Expander Board Module, MCP23017 I2C to IO Port Expander Module, 16-Bit Serial Interface Sensor IC with Programmable Interrupt

Experience reliable performance across a wide temperature range of -40°C to 85°C with our versatile I2C to IO port module.

HanOaki

Nº de artículo: 227597533

4pcs IO Expander Board Module, MCP23017 I2C to IO Port Expander Module, 16-Bit Serial Interface Sensor IC with Programmable Interrupt

Nº de artículo: 227597533

CLP 25265

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from Estados Unidos}

Disponibilidad : En stock

Importado de la tienda USA

QTY:

Haz tu pedido ahora y recíbelo por ahí Viernes, Octubre 16

Secured transaction

Our Top Logistics Partners

Experience reliable performance across a wide temperature range of -40°C to 85°C with our versatile I2C to IO port module.

Garantía U-Care:

Ninguno

Selecciona un plan

Fast
Shipping

Free
Return^*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

Note: Step Down Voltage Transformer required for using electronics products of Estados Unidos store (110-120). Recommended power converters Comprar ahora.

What Stands Out

I2C Interface

Simplifies connectivity with microcontrollers by leveraging I2C protocol, allowing multiple devices on the same serial bus, thus minimizing wiring and enhancing design efficiency.

Programmable Interrupts

Offers programmable interrupts for efficient operation, enabling automatic signals to the host when state changes occur, which improves responsiveness and reduces microcontroller workload.

16-Bit Expansion

Provides 16 additional I/O ports, expanding connectivity options for various sensors and modules, effectively enhancing project capabilities without needing extra GPIO pins on the microcontroller.

Detalles de producto

Product Dimensions (L x W x H)	4.33 x 2.36 x 0.39 inches (11 x 6 x 1 cm)
Item Weight	0.635 ounces (18 grams)
Manufacturer	HanOaki
Item model number	617V11LI04LS7VZ8O0X70MHI9
Date First Available	November 11, 2025

Who Should Buy?

Hobbyist Projects
Ideal for DIY electronics projects requiring multiple I/O pins for sensors and controls with limited microcontroller ports.
Prototype Development
Great for developers needing to quickly prototype sensor applications using the I2C interface to expand I/O capabilities.
Embedded Systems
Suitable for embedded systems where added I/O ports are needed without sacrificing microcontroller space or resources.

Beginner Users
Not ideal for beginners unfamiliar with I2C protocols or interpreting sensor outputs and board connections.

DESCRIPCIÓN DEL PRODUCTO

4pcs IO Expander Board Module, MCP23017 I2C to IO Port Expander Module, 16-Bit Serial Interface Sensor IC with Programmable Interrupt

¿Tienes alguna consulta? Chatea con nosotros

Preguntas y respuestas de los clientes

Pregunta: ¿Cómo comprar 4pcs IO Expander Board Module, MCP23017 I2C to IO en línea desde Ubuy?

Respuesta: Es fácil comprar 4pcs IO Expander Board Module, MCP23017 I2C to IO en línea desde Ubuy.. Solo tiene que buscar el producto, elegir su método de envío al pagar y recibirlo en su ubicación.
Pregunta: ¿Está 4pcs IO Expander Board Module, MCP23017 I2C to IO disponible para comprar en línea en Chile?

Respuesta: Sí, en Ubuy Chile, este producto está disponible para que lo compre a un precio razonable.. El 4pcs IO Expander Board Module, MCP23017 I2C to IO no está disponible localmente, pero puede confiar en nosotros con nuestros servicios de envío exprés.
Pregunta: ¿Cuánto tiempo se tarda en obtener el producto después de realizar el pedido?

Respuesta: El tiempo de entrega de su producto pedido varía según lo que haya pedido y el método de envío que haya elegido.. El tiempo de entrega estimado se menciona durante el proceso de pago, así que no se preocupe mientras compra.

HanOaki IO Modules 617V11LI04LS7VZ8O0X70MHI9 Editorial Review

No se encontraron reseñas editoriales

Customer Reviews & Ratings

4.0

1 valoraciones de los clientes

5 estrella

0%
4 estrella

100%
3 estrella

0%
2 estrella

0%
1 estrella

0%

Revisar este producto

Comparte tus ideas con otros clientes

Product Price History

Información importante

Limitaciones: Para los productos enviados al extranjero, ten en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en los idiomas del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje del país de destino y a otras normas eléctricas (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Cuando hagas un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir todas las leyes y normativas del país de destino.
No todos los productos que aparecen en Ubuy están a la venta, ya que Ubuy es un motor de búsqueda a nivel mundial. Los productos están sujetos a las normas de exportación/comercio.

CLP 25265

Haz tu pedido ahora y recíbelo por ahí Viernes, Octubre 16

QTY:

Secured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners

Fastest cross-border delivery

características y beneficios

Reliable performance in extreme temperatures from -40°C to 85°C.
Compatible with a versatile voltage range of 1.8V to 5.5V.
Fast data communication with a frequency of 1.7MHz for efficient operations.
Impressive low power consumption of just 1μA for energy savings.
Features advanced functionality like 16-bit parallel to serial conversion.
Includes dual programmable interrupt outputs for flexible GPIO configuration.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

4pcs IO Expander Board Module, MCP23017 I2C to IO Port Expander Module, 16-Bit Serial Interface Sensor IC with Programmable Interrupt

CLP 25265

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Detalles de producto

Who Should Buy?

DESCRIPCIÓN DEL PRODUCTO

Preguntas y respuestas de los clientes

HanOaki IO Modules 617V11LI04LS7VZ8O0X70MHI9 Editorial Review

Customer Reviews & Ratings

Revisar este producto

Product Price History

Información importante

CLP 25265

características y beneficios

Ubuy Assurance

Fast
Shipping

Free
Return^*