The Arduino Nano is a compact, small-sized microcontroller board based on the ATmega328P microcontroller. It is a popular choice for electronics hobbyists, makers, and DIY enthusiasts due to its small form factor, low power consumption, and easy-to-use programming environment. The Arduino Nano features 14 digital input/output pins, six analog inputs, and a 16 MHz quartz crystal oscillator. It also has a USB interface for programming and serial communication, as well as an on-board voltage regulator that allows it to be powered from a variety of sources, including USB, external power supplies, and batteries. The board is compatible with the Arduino IDE, a user-friendly programming environment that allows users to write, compile, and upload code to the board. The Arduino Nano can be used for a wide variety of projects, including robotics, automation, data logging, and sensor-based applications.
Here we are showing a highly detailed Arduino Nano pinout diagram and lots of general information about the board such as features, uses, advantages and applications.
Arduino Nano Pinout Diagram:
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Features of Arduino Nano:
| SR. NO. | FEATURE | VALUE | INFORMATION |
|---|---|---|---|
| 1. | Microcontroller | ATmega328P | 8-bit AVR RISC-based |
| 2. | Operating Voltage | 5V | The Arduino Nano operates at a voltage of 5V, which can be supplied either through the USB port or through an external power source. |
| 3. | Input Voltage | 7-12V | The recommended input voltage range for the Arduino Nano is 7-12V. The board has a built-in voltage regulator that can handle input voltages up to 12V. |
| 4. | Digital I/O Pins | 14 | 6 of them provide PWM output |
| 5. | Analog Input Pins | 6 | The Arduino Nano has 8 analog input pins, which can be used to read analog signals from sensors or other devices. |
| 6. | Clock Speed | 16 MHz | The Arduino Nano has a clock speed of 16 MHz, which determines how fast the microcontroller can execute instructions. |
| 7. | Flash Memory | 32 KB | The Arduino Nano has 32 KB of flash memory, which is used for storing the program code. |
| 8. | SRAM | 2 KB | The Arduino Nano has 2 KB of SRAM (Static Random Access Memory), which is used for storing variables and other data during program execution. |
| 9. | EEPROM | 1 KB | The Arduino Nano has 1 KB of EEPROM (Electrically Erasable Programmable Read-Only Memory), which is used for storing data that needs to be retained even when power is turned off. |
| 10. | USB Interface | ATmega16U2 | The Arduino Nano has a built-in USB interface, which is used for programming and serial communication. |
| 11. | Programming Software | Arduino Integrated Development Environment (IDE) | Supports C and C++ programming languages. Can be downloaded from official website: arduino.cc |
| 12. | Connectivity | USB | USB connection for programming and power |
| 13. | Weight | 5 g | Arduino Nano is a lightweight board, weighing just 5 grams. This makes it easy to integrate into projects without adding too much weight. |
| 14. | Dimensions | 45 x 18 mm | Compact design |
| 15. | Current per I/O Pin | 40 mA | Maximum current per pin |
| 16. | Power Consumption | 20 mA | Low power consumption |
| 17. | Serial Communication | UART, SPI, I2C | Supports multiple communication protocols |
| 18. | Interrupts | 2 | External and Pin Change Interrupts |
| 19. | Debugging | In-circuit serial programming (ICSP) header | Supports debugging and programming |
| 20. | Operating Temperature | -40 to 85 °C | Wide operating temperature range |
| 21. | Operating System | None | Standalone operation |
| 22. | Expansion Shield Compatibility | Yes | Compatible with most Arduino shields |
| 23. | Power Jack | No | No |
| 24. | Reset Button | Yes | Resets the microcontroller |
| 25. | On-board LED | Yes | Indicates power and data transfer activity |
| 26. | ADC Resolution | 10-Bit | 0-1023 range for analog input readings |
| 27. | PWM Channels | 6 | The Arduino Nano has 6 PWM output pins, which can be used to control the brightness of LEDs, the speed of motors, and other analog devices. |
| 28. | UART Channels | 1 | Supports serial communication |
| 29. | SPI Channels | 1 | Supports serial peripheral interface communication |
| 30. | I2C Channels | 1 | Supports inter-integrated circuit communication |
Physical Characteristics of Arduino Nano:
- Compact size: The Arduino Nano is one of the smallest development boards in the Arduino family, with dimensions of 18mm x 45mm.
- DIP package: The Nano is available in a Dual In-line Package (DIP), which allows it to be easily plugged into a breadboard for prototyping.
- USB connectivity: The Nano features a built-in USB-to-serial converter, which allows it to be connected to a computer for programming and power.
- Power options: The Nano can be powered through the USB port or through the VIN and GND pins, and supports a wide range of input voltages.
- Microcontroller: The Nano is powered by an Atmel ATmega328P microcontroller, which has 32KB of flash memory, 2KB of SRAM, and 1KB of EEPROM.
- Pinout: The Nano features 14 digital input/output pins, 8 analog input pins, and 6 PWM pins, all of which can be used for a variety of applications.
- LEDs: In addition to the onboard LED connected to digital pin 13, the Nano also features power and user LEDs to indicate when the board is powered and when data is being transmitted.
Electrical Characteristics of Arduino Nano:
- Operating voltage: The Arduino Nano operates with an input voltage of 7-12VDC or with a regulated 5VDC power supply.
- Digital I/O Pins: The Arduino Nano has 14 digital input/output pins. The pins can be configured as input or output, and provide a voltage range of 0 to 5VDC.
- Analog Input Pins: The Arduino Nano has 8 analog input pins, which can also be used as digital input/output pins. These pins provide an analog input range of 0 to 5VDC.
- PWM Output Pins: The Arduino Nano has 6 PWM (Pulse Width Modulation) output pins, which can be used for controlling devices such as motors, LEDs, and servos.
- Current per I/O Pin: The Arduino Nano can supply a maximum of 40mA per I/O pin.
- Flash Memory: The Arduino Nano has 32KB of flash memory, which is used for storing the user program.
- Clock Speed: The Arduino Nano has a clock speed of 16MHz, which allows for fast execution of instructions and operations.
Uses of Arduino Nano:
- Robotics: The compact size and versatility of the Arduino Nano make it an ideal choice for controlling small-scale robots, such as line-following robots, obstacle avoidance robots, and remote-controlled robots.
- IoT Devices: The Arduino Nano can be used to build a variety of Internet of Things (IoT) devices, such as smart sensors, temperature and humidity monitors, and home automation systems.
- Wearables: The small size and low power consumption of the Arduino Nano make it well-suited for building wearable electronics, such as fitness trackers, smart watches, and electronic clothing.
- Education: The affordability and ease of use of the Arduino Nano make it a popular choice for teaching electronics and programming to students of all ages.
- Home Automation: The Arduino Nano can be used to build a variety of home automation systems, such as smart lighting and security systems, as well as control systems for appliances and electronics.
- DIY Electronics: The Arduino Nano can be used for a wide range of DIY electronics projects, such as building custom audio equipment, creating digital art installations, and developing new technologies for hobbies and interests.
Advantages of Arduino Nano:
- Small size: The Arduino Nano is one of the smallest development boards in the Arduino family, making it well-suited for projects with limited space.
- Low cost: The Arduino Nano is an affordable development board, which makes it a great choice for beginners, students, and hobbyists who want to experiment with electronics and programming without breaking the bank.
- Easy to use: The Arduino Nano is easy to use, even for those with little or no electronics or programming experience. It can be programmed using the Arduino Integrated Development Environment (IDE), which features a simple and user-friendly interface.
- Versatile: The Arduino Nano can be used for a wide range of applications, from robotics and IoT devices to wearables and home automation systems.
- Open-source: The Arduino Nano is an open-source development board, which means that its schematics and design files are freely available online. This allows users to modify and customize the board to suit their specific needs, and also fosters a community of developers who can share ideas and collaborate on projects.
Applications of Arduino Nano:
- Smart Thermostat
- Automatic Plant Watering System
- Line-Following Robot
- Weather Station
- Electronic Door Lock
- LED Cube
- Motion Detection Alarm System
- Wireless RC Car
- Arduino Nano-based Gaming Console