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Sparkfun's smallest Arduino Compatible Board yet! ATMega 32U4 running at 5V/16MHz. The Pro Micro is similar to the Pro Mini except with an ATmega32U4 on board. The USB transceiver inside the 32U4 allows us to add USB connectivity on-board and do away with bulky external USB interface. This tiny little board does all of the neat-o Arduino tricks that you’re familiar with.
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Sparkfun's smallest Arduino Compatible Board yet! ATMega 32U4 running at 5V/16MHz. The Pro Micro is similar to the Pro Mini except with an ATmega32U4 on board. The USB transceiver inside the 32U4 allows us to add USB connectivity on-board and do away with bulky external USB interface. This tiny little board does all of the neat-o Arduino tricks that you’re familiar with.
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Product Details
| Item Weight | 0.3 lbs (140 grams) |
Product Description
SparkFun Pro Micro - 5V/16MHz
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Customer Questions & Answers
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Question:
What is the SparkFun Pro Micro - 5V16MHz used for?
Answer: The SparkFun Pro Micro - 5V16MHz is primarily used for developing projects that require microcontroller functionality. This board is equipped with an ATmega32U4 chip, making it perfect for creating USB devices or complex robotics. Its compact size and USB connectivity enable integration into various DIY electronics projects such as keyboards, game controllers, and sensor applications, providing excellent versatility for makers and hobbyists. -
Question:
How does the Pro Micro differentiate from other Arduino boards?
Answer: The Pro Micro stands out from other Arduino boards due to its integrated USB capability thanks to the ATmega32U4 chip. This allows for both a direct USB interface and a smaller form factor, making it ideal for projects where space is limited. Its design caters to advanced users looking to create more compact devices without sacrificing functionality, offering an adaptable solution for diverse applications like wearable tech or lightweight robotics. -
Question:
Can I program the SparkFun Pro Micro with the Arduino IDE?
Answer: Yes, the SparkFun Pro Micro is fully compatible with the Arduino IDE, allowing users to write and upload sketches with ease. Simply select the correct board and port settings within the IDE to effectively develop and upload your projects. This compatibility opens the door for a wide range of applications, enabling users to leverage existing Arduino libraries and resources for added functionality and ease of use in their projects. -
Question:
What power supply options are available for the SparkFun Pro Micro?
Answer: The Pro Micro can be powered through a micro USB port or via the VCC pin, which accepts voltages between 5V to 12V. The on-board voltage regulator reduces it to the necessary levels for the ATmega32U4 to function correctly. Users often opt for portable battery supplies or USB power sources, ensuring flexibility in powering projects ranging from stationary devices to mobile creations. -
Question:
What kind of sensors can be interfaced with the Pro Micro?
Answer: The Pro Micro can interface with a variety of sensors, including temperature sensors, motion detectors, and pressure sensors, among others. Applications often involve connecting these sensors through analog or digital pins, allowing for real-time data collection and processing. This capability empowers creators in diverse fields like home automation and robotics to build interactive, feedback-driven systems. -
Question:
Is there support for Bluetooth or Wi-Fi modules with the Pro Micro?
Answer: Indeed, the SparkFun Pro Micro can be connected to Bluetooth or Wi-Fi modules, such as the HC-05 or ESP8266. By utilizing the Serial communication capabilities of the ATmega32U4, users can enable wireless connectivity in their projects, suitable for remote control systems, IoT applications, and smart home integrations. This expands the functionality beyond basic wired connections, offering enhanced project interactivity. -
Question:
What is the maximum current draw for the SparkFun Pro Micro?
Answer: The Pro Micro operates with a maximum current draw of around 50 mA when fully powered. This should be taken into account when designing circuits, especially when powering multiple devices or sensors from the same board. Users can create projects that efficiently manage power, ensuring longevity and reliability, particularly in embedded applications where power efficiency is critical. -
Question:
Can the SparkFun Pro Micro be used in portable projects?
Answer: Yes, the compact design of the Pro Micro makes it highly suitable for portable projects. Its small footprint allows it to fit within tighter constraints of embedded systems or wearable devices. Creators can leverage this controller for applications such as Arduino-controlled drones, portable game consoles, and more, seamlessly integrating it into custom enclosures designed for mobility. -
Question:
Where can I buy SparkFun Pro Micro - 5V16MHz in Cayman Islands?
Answer: You can purchase the SparkFun Pro Micro - 5V16MHz in Cayman Islands at Ubuy. They have a wide selection of electronics components and tools, providing a secure and convenient shopping experience for all your DIY electronics needs.
SparkFun Single Board Computers Editorial Review
The SparkFun Pro Micro - 5V/16MHz is a handy device with a USB port, although it does not come with a data cable. To use it, you need to install specific drivers, and the hookup guide on the SparkFun website offers detailed instructions. Some users may encounter missing steps in the guide, particularly if they are using Windows 10. Additionally, header pins are not included, so they need to be purchased separately. Overall, the SparkFun Pro Micro offers a practical and reliable solution for electronic projects, but users should be prepared to install specific drivers and purchase header pins separately.
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Pros
- Handy device with a USB port
- Practical and reliable for electronic projects
Cons
- Does not come with a data cable
Product Price History
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Features & Benefits
- Smallest Arduino compatible board
- ATMega 32U4 running at 5V/16MHz
- On-board USB connectivity eliminating the need for bulky external USB interface
- 4 x 10-bit ADC pins
- 12 x Digital I/Os (5 PWM Capable)
- Hardware Serial Connections Rx and Tx