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1000 ج
رمضان كريم
The Arduino Leonardo R3 is a powerful ATmega32u4-based microcontroller development board offering advanced capabilities for USB-based applications. Unlike traditional Arduino boards, the Leonardo communicates directly via USB using its built-in USB controller—allowing it to emulate a keyboard, mouse, game controller, or other HID device natively.
It features 20 digital I/O pins (7 can be used as PWM outputs and 12 as analog inputs), a 16 MHz crystal oscillator, micro-USB interface, ICSP header, and reset button. It’s fully compatible with the Arduino IDE and is ideal for robotics, sensors, automation, and interactive projects where USB emulation is needed.
Key Features
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Microcontroller: ATmega32u4 with native USB support
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20 digital I/O pins (7 PWM, 12 analog inputs)
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16 MHz clock speed
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Acts as a USB HID device (keyboard, mouse, etc.)
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32KB flash memory (4KB used by bootloader)
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Micro-USB for programming and power
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Compatible with Arduino IDE
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Perfect for USB interface and automation projects
Specifications
| Parameter | Value |
|---|---|
| Microcontroller | ATmega32u4 |
| Operating Voltage | 5V |
| Input Voltage (recommended) | 7–12V |
| Digital I/O Pins | 20 |
| PWM Channels | 7 |
| Analog Input Pins | 12 |
| Flash Memory | 32KB (4KB used by bootloader) |
| SRAM | 2.5KB |
| EEPROM | 1KB |
| Clock Speed | 16 MHz |
| USB Interface | Native USB (Micro-USB port) |
| Communication Protocols | UART, SPI, I2C |
Package Includes
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1 × Arduino Leonardo R3 Development Board
