Arduino UNO R3 Arduino Board for 3D Printer Features

Arduino UNO R3 Arduino Board for 3D Printer Features

Arduino UNO R3 Arduino Board for 3D Printer Features

• Arduino UNO R3 SMD CH340G is a versatile microcontroller development board based on the ATmega328P, widely used for 3D printer electronics projects, DIY automation, CNC add-ons, sensor integration, and prototyping.
• Its simple USB connectivity makes programming and testing quick—ideal for both beginners and experienced makers.
• This UNO R3 SMD board provides 14 digital I/O pins (including 6 PWM outputs) and 6 analog inputs, offering flexible connections for sensors, relays, displays, and motor drivers (with suitable external drivers).
• A 16MHz crystal oscillator ensures stable timing, while the onboard DC power jack, ICSP header, and reset button support easy setup and development.
• The CH340G USB-to-serial interface enables reliable communication with your computer for uploading sketches and serial monitoring.

Specifications

• Board Type: Arduino UNO R3 (SMD Version)
• Microcontroller: ATmega328P
• USB-to-Serial Chip: CH340G
• Operating Voltage: 5V
• Recommended Input Voltage: 7V–12V DC
• Input Voltage Limits: 6V–20V DC
• Clock Speed: 16 MHz
• Digital I/O Pins: 14 (6 PWM Outputs)
• Analog Input Pins: 6
• Flash Memory: 32 KB
• SRAM: 2 KB
• EEPROM: 1 KB
• Communication Protocols: UART, SPI, I²C (TWI)
• Programming Interface: USB Type-B (CH340G)
• Power Options: USB or External DC Jack
• ICSP Header: Yes
• Reset Button: Yes
• Arduino IDE Compatible: Yes
• Board Compatibility: Arduino UNO R3 Compatible

 Features

• Powerful ATmega328P microcontroller
• CH340G USB-to-Serial communication chip
• Compact and durable SMD ATmega328P
• 14 Digital I/O pins
• 6 PWM outputs
• 6 Analog input pins
• 16 MHz crystal oscillator for accurate timing
• USB programming and serial communication
• External DC power input supported
• ICSP header for advanced programming
• Reset button for quick firmware upload

Applications

• 3D printer DIY add-ons (sensors, relays, displays, automation)
• CNC/robotics prototyping
• STEM education and embedded learning
• General electronics control and data logging

 Package includes

• 1 piece of Arduino UNO.