Description
Arduino Leonardo with USB cable
Description:
The Arduino Leonardo is a versatile microcontroller board that is part of the Arduino family. It is designed for those who seek a compact yet powerful platform for their electronic projects. The Leonardo is equipped with features that make it suitable for a wide range of applications, from hobbyist projects to more advanced prototyping and development.
Key Features:
- Microcontroller: ATmega32u4
- Operating Voltage: 5V
- Input Voltage (recommended): 7-12V
- Input Voltage (limits): 6-20V
- Digital I/O Pins: 20
- Analog Input Pins: 12
- DC Current per I/O Pin: 40mA
- DC Current for 3.3V Pin: 50mA
- Flash Memory: 32KB (4KB used by bootloader)
- SRAM: 2.5KB
- EEPROM: 1KB
- Clock Speed: 16MHz
- USB Interface: ATmega32u4 acts as a USB virtual serial port/keyboard/mouse.
Specifications:
- Power Supply:
- External (recommended): 7-12V via the DC power jack
- External (limits): 6-20V
- Internal: 5V
- Input:
- Digital I/O Pins: 20
- Analog Input Pins: 12
- PWM Digital I/O Pins: 7
- UART: 1
- I2C: 1
- SPI: 1
- Output:
- Maximum DC Current per I/O Pin: 40mA
- Maximum DC Current for 3.3V Pin: 50mA
- Flash Memory: 32KB (4KB used by bootloader)
- SRAM: 2.5KB
- EEPROM: 1KB
- Clock Speed: 16MHz
- Microcontroller:
- Programming:
- The Arduino Leonardo can be programmed using the Arduino Software (IDE). It also supports Atmel Studio and other compatible IDEs.
- Communication:
- The ATmega32u4 has a built-in USB communication capability, enabling the Leonardo to appear as a virtual com port or HID (Human Interface Device) like a keyboard or mouse.
- Memory:
- Flash Memory: 32KB (4KB used by bootloader)
- SRAM: 2.5KB
- EEPROM: 1KB
- Dimensions:
- The board dimensions are approximately 2.7 x 2.1 inches (68.6 x 53.3 mm), making it a compact and convenient choice for various projects.
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