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Item #:
41845662
MCP23017 IO Expansion Board 5V/3.3V Expands 16 I/O Pins,I2C Interface
87% of respondents would recommend this to a friend
Item #:
41845662
BDT 2645
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The MCP23017 IO Expansion Board expands 2 signal pins as 16 I/O pins based on the I2C bus, making it compatible with both 3.3V and 5V levels, while providing up to 128 I/O pins.
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What Stands Out
I2C Interface
Streamline your connections with I2C compatibility, allowing multiple MCP23017 boards to communicate efficiently. This feature supports complex projects while reducing wiring clutter and enhancing reliability.
16 I/O Expansion
Expand your microcontroller capabilities significantly with 16 additional I/O pins per board. Ideal for projects requiring multiple sensors or controls, ensuring you won't run out of I/O options as your project grows.
Stackable Design
Stack up to 8 boards for a total of 128 I/O pins. This unique stacking capability offers unparalleled flexibility for elaborate projects, enabling seamless integration of multiple modules without sacrificing space.
Product Details
- Expands 2 signal pins as 16 I/O pins based on the I2C bus
- Up to 8 boards can be stacked at the same time, providing up to 128 I/O pins
- Compatible with 3.3V and 5V levels, with I2C address configurable by shorting jumpers
- Provides two connector options: PH2.0 terminal and/or solder pads
- Onboard voltage translator, compatible with 3.3V/5V level
- Comes with development resources and manual for Raspberry Pi, micro:bit, Arduino, and STM32
| Processor Socket | Socket 40-pin |
| Compatible Devices | Raspberry Pi, micro:bit, Arduino, STM32 |
| RAM Memory Technology | DDR |
| Compatible Processors | Raspberry Pi, micro:bit, Arduino, STM32 |
| Chipset Type | STM32 |
| Platform | Android |
| CPU Model | ARM Cortex A5 |
| Main Power Connector Type | 6-pin |
| Memory Slots Available | 2 |
| Number of Ports | 16 |
| System Bus Standard Supported | SATA 3 |
| Item Dimensions L x W x H | 1.5"L x 1.5"W x 1.5"H (3.8 x 3.8 x 3.8 cm) |
| Brand | waveshare |
| Model Name | MCP23017 IO Expansion Board |
| Model Number | MCP23017 IO Expansion Board |
| Item Highlight | 8pcs of Boards can Stack to Use at The Same Time up to 128 I/O Pins Allows Multi I2C modules to be Stacked |
| Manufacturer | Waveshare |
| Number of Items | 1 |
| UPC | 778365986900 |
| Mfr Part Number | MCP23017 IO Expansion Board |
| CPU Socket | Socket 40-pin |
Who Should Buy?
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DIY Electronics Hobbyists
Great for enthusiasts wanting to expand I/O capabilities for various projects and experiments using I2C.
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Arduino Developers
Ideal for Arduino projects that require additional I/O pins without using more complex wiring.
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Robotics Makers
Perfect for robotics applications needing multiple sensors and actuators with limited microcontroller pins.
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Beginners in Electronics
May be challenging for those unfamiliar with I2C protocols or electronic components to implement effectively.
Product Description
MCP23017 IO Expansion Board 5V/3.3V Expands 16 I/O Pins,I2C Interface
About This Item
Upgrade your projects with the MCP23017 IO Expansion Board! This board offers an easy and efficient way to expand your I/O pins, allowing for more flexibility and functionality in your designs. The MCP23017 IO Expansion Board features an I2C interface that controls 2 signal pins and expands them into 16 I/O pins. This means you can connect multiple devices and sensors to your project without running out of pins.
With the ability to configure the I2C address through jumpers, you have full control over the device communication. One of the standout features of this board is its versatility. It provides two connector options: PH2.0 terminal and solder pads. This allows you to use multiple I2C modules at the same time, giving you the ability to stack up to 8 boards and utilize up to 128 IO pins.
With this flexibility, you can create complex systems, connect various devices, and expand your project's capabilities. To ensure compatibility with different platforms, the MCP23017 IO Expansion Board comes with development resources and a manual. Whether you're using Raspberry Pi, micro:bit, Arduino, or STM32, you'll find examples and resources to help you get started quickly. Operating at both 5V and 3.3V levels, this board includes an onboard voltage translator. This makes it easy to integrate the MCP23017 IO Expansion Board into your existing projects without worrying about compatibility issues. With a compact dimension of 38mm x 23mm and standardized mounting hole size, this board can be seamlessly integrated into your projects.
Its small form factor allows for easy placement, even in tight spaces. Unleash the full potential of your projects with the MCP23017 IO Expansion Board. Expand your I/O capabilities, connect multiple devices, and create complex systems. Get yours today and take your projects to the next level!.
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waveshare Single Board Computers MCP23017 IO Expansion Board Editorial Review
MCP23017 IO Expansion Board 5V/3.3V Expands 16 I/O Pins,I2C Interface is an essential tool for projects requiring multiple inputs and outputs. Its compatibility with devices like Arduino and Raspberry Pi makes it a favored choice among hobbyists. Users appreciate the straightforward setup through the I²C interface, allowing them to expand their GPIO easily. The scalability feature stands out—up to 8 boards can be stacked to provide a whopping 128 I/O pins, perfect for complex setups like LED arrays or control panels. The quality of soldering and the clarity of pin labels add to its usability, making it reliable for robotics and similar applications.
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Pros
- Expands GPIO with 16 additional I/O pins
- Compatible with Arduino, Raspberry Pi, and STM32
- Easily stackable for more I/O options
- Clear pin labeling aids in easy connections
- Reliable performance with quick responses
Cons
- Minor complexity in initial setup for beginners
Product Price History
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BDT 2645
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Features & Benefits
- Expands 2 signal pins as 16 I/O pins
- Compatible with 3.3V and 5V
- Provides up to 128 I/O pins
- I2C address configurable by shorting the A0/A1/A2 jumpers
- Two connector options: PH2.0 terminal and/or solder pads
- Comes with development resources and manual
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