The Mega 2560 R3 CH340 is an Arduino-compatible development board powered by the ATmega2560 microcontroller. It features:
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54 digital input/output pins, including 15 pins capable of PWM output.
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16 analog input pins for precise data acquisition.
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A 16MHz crystal oscillator for stable performance.
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Connectivity options include a USB port for programming and communication and a power jack for external power supply.
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Additional interfaces include an ICSP connector for in-circuit serial programming and a reset button for easy debugging.
| Parameter | Description |
|---|---|
| Main Chip | ATMEGA2560 |
| USB Power Supply | 5V |
| External Power | 7-12V (recommended: 9V) |
| USB Cable Length | 50CM |
| EEPROM | 4K |
| Built-in Flash | 256K |
| SRAM | 8K |
| Clock Frequency | 16MHz |
| Digital I/O Pins | 54 (15 of which support PWM) |
Key Advantages of the Mega 2560
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CH340 Driver: Easy and reliable for USB-to-serial communication.
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Simple and Easy to Use: Designed for beginner-friendly operation.
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Rich Community Resources: Supported by a large and active user base with abundant documentation and tutorials.
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Open Source and Expandable: Fully open-source design with extensive compatibility for add-ons and expansions.
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Comprehensive Peripheral Support: Provides full compatibility with various modules and sensors.
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Multi-System Compatibility: Supports integration with multiple operating systems and platforms.
Label Explanation
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CH340G
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ICSP Header
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ATmega2560
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Digital I/O Pins D0-D53
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USB Port
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16MHz Crystal Oscillator
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AMS1117
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DC Power Jack
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Power Output Ports (3.3V, 5V)
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DC Power Input
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Analog Pins A0-A15
Who Uses Arduino?
Due to its open-source nature, ease of use, abundant community resources, and global technology sharing, Arduino has been widely favored by makers, STEAM educators, teachers, students, training institutions, engineers, artists, and programming enthusiasts since its release.