SainSmart Development Board For Arduino Pro Mini
Best compact microcontroller for custom embedded electronics projects.
This is the ultimate choice for permanent, space-constrained builds where a bulky USB port would just get in the way. You sacrifice the convenience of plug-and-play connectivity for a minimalist footprint that integrates seamlessly into custom enclosures.
$27.96
Who it's for
- Makers building compact wearables or space-constrained electronics projects
- Developers wanting an immediate, all-in-one programming setup
- Engineers designing long-lasting, battery-powered remote sensors
Who should skip it
- Prototypers who prefer the convenience of integrated USB connectivity
- Beginners lacking the tools or experience for manual soldering
- Hobbyists prone to wiring mistakes needing built-in circuit protection
Performance breakdown
Form Factor Efficiency
Ultra-compact footprint perfect for space-constrained embedded electronics projects.
Integration Flexibility
Unpopulated headers allow for custom soldering and tailored hardware configurations.
Development Ecosystem
Seamless Arduino IDE compatibility ensures a smooth and familiar programming workflow.
Connectivity Convenience
External FTDI requirement adds an extra step for USB communication.
Hardware Versatility
Dual voltage and clock speed options support diverse project power requirements.
Installation Permanence
Robust design excels in semi-permanent setups where size matters most.
Key Specs
Microcontroller
ATmega328
Digital I/O Pins
14 (6 PWM capable)
Analog Inputs
6
Operating Frequencies
8 MHz (3.3V) or 16 MHz (5V)
Interface
Requires external FTDI adapter for USB communication
Form Factor
Mini
Programming Interface
USB-UART
Power Source Options
USB
Development Environment Support
Arduino IDE
GPIO Pin Count
14
Know before you buy
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