Arduino UNO SMD

The Arduino Uno SMD is a microcontroller development board based on the ATmega328P microcontroller. It is similar to the standard Arduino Uno, but uses a Surface Mount Device (SMD) version of the ATmega328P, making it more compact and durable for embedded applications.

ARDUINO UNO SMD

Features

• Microcontroller: ATmega328P (SMD)
• Operating Voltage: 5V
• Input Voltage (Recommended): 7V–12V
• Digital I/O Pins: 14 (6 PWM pins)
• Analog Input Pins: 6                                                                                                     

Digital Pins (D0–D13)

• D0 (RX) – Serial Receive
• D1 (TX) – Serial Transmit
• D2, D3 – External Interrupts
• D3, D5, D6, D9, D10, D11 – PWM Output (~)
• D10, D11, D12, D13 – SPI Communication
  • D10 → SS
  • D11 → MOSI
  • D12 → MISO
  • D13 → SCK (Built-in LED)

Analog Pins (A0–A5)

• A0–A5 – Analog Inputs (10-bit ADC)
• A4 – SDA (I²C Data)
• A5 – SCL (I²C Clock)