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- MCP23017 16Bit I/O Expansion Board Module Pin...
MCP23017 16Bit I/O Expansion Board Module Pin PCB IIC I2C Interface Power Supply to GIPO Converter 25mA1 for Arduino
USD 17
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This module is flexible in configuration and strong in driving ability.
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Product Details
| Item Weight | 0.2 lbs (90 grams) |
Product Technical Details
| Manufacturer | Generic |
Who Should Buy?
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Arduino Enthusiasts
Ideal for hobbyists looking to expand their Arduino projects with additional I/O capabilities using I2C communication.
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DIY Project Makers
Perfect for makers creating complex systems that require multiple digital inputs and outputs without using many GPIO pins.
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Robotics Developers
Useful for developers in robotics, enabling easy control of multiple sensors and actuators with minimal wiring.
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Advanced Users
May not suit experienced developers seeking high-speed I/O performance or extensive customizability in hardware interfaces.
Product Description
Customer Questions & Answers
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Question:
What is the MCP23017 16Bit I/O Expansion Board Module?
Answer: The MCP23017 is a versatile 16-bit I/O expansion board designed for Arduino projects. It uses the I2C interface to add additional input/output pins, allowing for greater control and sensor integration. This module can be particularly useful in applications requiring more GPIOs like robotics, home automation, and various electronics projects. -
Question:
How does the I2C interface work with the MCP23017?
Answer: The I2C protocol allows multiple devices to communicate on the same bus, with each device having a unique address. The MCP23017 can be set with up to eight different addresses on the same I2C bus, making it efficient for expanding your projects without needing multiple sets of connections. This is ideal for connecting multiple sensors or devices in complex projects. -
Question:
What can I power using the MCP23017?
Answer: The MCP23017 can control devices that draw up to 25mA, which means you can power small components such as LEDs, relays, and sensors. By integrating this expansion board, you can manage multiple outputs easily, making it perfect for DIY projects where multiple components need to be controlled simultaneously. -
Question:
Is the MCP23017 compatible with all Arduino boards?
Answer: Yes, the MCP23017 is compatible with a wide range of Arduino boards including the Uno, Mega, and Nano. As long as your board supports I2C communication, you can effectively use this module to expand your GPIO capabilities. This versatility makes it a popular choice among hobbyists and developers for various Arduino-based projects. -
Question:
Can I use the MCP23017 for reading sensors?
Answer: Absolutely! The MCP23017 can be utilized to read digital inputs from various sensors. By connecting your sensors to the expansion board, you can manage multiple sensor inputs effectively, which is essential in robotics and IoT applications. This enables you to build more complex and interactive projects. -
Question:
What type of projects are ideal for using the MCP23017?
Answer: The MCP23017 is ideal for a variety of projects such as LED matrices, keypad inputs, remote controls, and sensor arrays. Any project that requires more GPIOs or more control over devices would benefit from this board, making it a great addition for enhancing your Arduino capabilities. -
Question:
How do I connect the MCP23017 to my Arduino?
Answer: Connecting the MCP23017 involves using the I2C pins on your Arduino (typically A4 for SDA and A5 for SCL). After wiring the power and ground, you will load the appropriate library in your Arduino IDE. There are many examples available to help you get started, enabling you to quickly test and configure your setup. -
Question:
What is the maximum number of MCP23017 modules I can connect?
Answer: You can connect up to 8 MCP23017 modules on a single I2C bus, as each module can be assigned a unique address. This allows you to significantly expand your I/O capabilities while maintaining a simple connection layout, ideal for complex projects that require numerous inputs and outputs. -
Question:
Does the MCP23017 come with a library for Arduino?
Answer: Yes, there is a dedicated library available for the MCP23017, which simplifies the process of programming and controlling the module. This library provides intuitive functions that allow you to easily read from and write to the GPIO pins without having to manually handle the lower-level I2C commands, making it developer-friendly. -
Question:
Where can I buy the MCP23017 16Bit I/O Expansion Board Module?
Answer: You can purchase the MCP23017 16Bit I/O Expansion Board Module on Ubuy in Micronesia. Ubuy offers a variety of options and convenient purchasing features, making it easier to find the right product for your needs and get started with your projects.
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USD 17
Order now and get it around Monday, October 12
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Features & Benefits
- 16 channel IO extension module with MCP23017 chip.
- Supports input/output configurations with built-in pull-up resistors.
- High-speed IIC interface supporting multiple frequencies up to 1.7MHz.
- Can connect up to 8 modules for a total of 128 IO extensions.
- Operating voltage range of 3.0V to 5.5V.
- Industrial-grade reliability with a wide temperature range.
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