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 Tajikistan. 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.

Как покупать 4pcs IO Expander Board Module, MCP23017 I2C to IO в Интернете на Ubuy?

Купить 4pcs IO Expander Board Module, MCP23017 I2C to IO онлайн на Ubuy очень просто.. Вам просто нужно найти товар, выбрать способ доставки при оформлении заказа и получить его до вашего места.

Доступен ли 4pcs IO Expander Board Module, MCP23017 I2C to IO для покупок в Интернете в Tajikistan?

Да, на Ubuy Tajikistan вы можете купить этот товар по разумной цене.. 4pcs IO Expander Board Module, MCP23017 I2C to IO недоступен на месте, но вы можете доверить нам наши услуги экспресс-доставки.

Сколько времени занимает получение товара после размещения заказа?

Время доставки заказанного вами товара зависит от того, что вы заказали, и выбранного вами способа доставки.. Ориентировочное время доставки указывается в процессе оформления заказа, так что будьте беззаботны при совершении покупок.

HanOaki Посмотреть оригинал

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

товар №: 227597533

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

товар №: 227597533

TJS 289

Price Details

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

^{*All items will import from США}

Доступность : В наличии

Импортировано из магазина USA

QTY:

Закажите сейчас и получите товар приблизительно Вторник, Ноябрь 03

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.

Гарантия U-Care:

Нет

Выберите план

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 США store (110-120). Recommended power converters Купите сейчас.

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.

Информация о продукте

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.

ОПИСАНИЕ ТОВАРА

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

Есть вопрос? Пообщайтесь с нами в чате

Вопросы и ответы клиентов

вопрос: Как покупать 4pcs IO Expander Board Module, MCP23017 I2C to IO в Интернете на Ubuy?

отвечать: Купить 4pcs IO Expander Board Module, MCP23017 I2C to IO онлайн на Ubuy очень просто.. Вам просто нужно найти товар, выбрать способ доставки при оформлении заказа и получить его до вашего места.
вопрос: Доступен ли 4pcs IO Expander Board Module, MCP23017 I2C to IO для покупок в Интернете в Tajikistan?

отвечать: Да, на Ubuy Tajikistan вы можете купить этот товар по разумной цене.. 4pcs IO Expander Board Module, MCP23017 I2C to IO недоступен на месте, но вы можете доверить нам наши услуги экспресс-доставки.
вопрос: Сколько времени занимает получение товара после размещения заказа?

отвечать: Время доставки заказанного вами товара зависит от того, что вы заказали, и выбранного вами способа доставки.. Ориентировочное время доставки указывается в процессе оформления заказа, так что будьте беззаботны при совершении покупок.

HanOaki IO Modules 617V11LI04LS7VZ8O0X70MHI9 Editorial Review

Редакционных отзывов не найдено

Customer Reviews & Ratings

4.0

1 оценки клиентов

5 звезда

0%
4 звезда

100%
3 звезда

0%
2 звезда

0%
1 звезда

0%

Оцените этот товар

Поделитесь своими впечатлениями

Product Price History

Важная информация

Ограничения: обратите внимание, что для товаров, поставляемых за границу, гарантия производителя может быть недействительной; обслуживание от производителя может быть недоступно; руководства по эксплуатации, а также инструкции и предупреждения о безопасности могут быть не на языках страны назначения; товары (и сопутствующие материалы) могут не быть разработаны в соответствии со стандартами, спецификациями и требованиями к маркировке страны назначения; товары также могут не соответствовать напряжению в стране назначения и другим электрическим стандартам (при необходимости требуется использование адаптера или преобразователя). Получатель несет ответственность за обеспечение законного ввоза товара в страну назначения. При заказе через Ubuy или его аффилированных лиц получатель является зарегистрированным импортером и должен соблюдать все законы и правила страны назначения.
Не все товары на Ubuy выставлены на продажу, поскольку Ubuy — это глобальная поисковая система. На товары распространяются законы в области экспорта и торговли.

TJS 289

Закажите сейчас и получите товар приблизительно Вторник, Ноябрь 03

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

Особенности и преимущества

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

TJS 289

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Информация о продукте

Who Should Buy?

ОПИСАНИЕ ТОВАРА

Вопросы и ответы клиентов

HanOaki IO Modules 617V11LI04LS7VZ8O0X70MHI9 Editorial Review

Customer Reviews & Ratings

Оцените этот товар

Product Price History

Важная информация

TJS 289

Особенности и преимущества

Ubuy Assurance

Fast
Shipping

Free
Return^*