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1–30 November 2026 · Sydney time

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Duinotech Leonardo r3 Main Board

$59.00
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SKU:
E-XC4430
UPC:
9319236445990

Most of the Duinotech models use two chipsets, one for the main controller, one for USB communication. The Duinotech Leonardo combines both these functions into a single IC, which opens to door for more advanced USB functions. The development board also boasts more analogue inputs (12), and an extra PWM channel.

Features:

  • Fully Arduino™ compatible
  • ATMega32u4 microcontroller
  • EEPROM: 1KB
  • Speed: 16MHz
  • Built in USB-Serial
  • IO:
    Digital IO: 20 pins (7 are configurable as digital or PWM)
    PWM Capable: 7 pins
    Analogue Inputs: 12 pins (6 are shared with digital pins)
    Serial Ports: 2 (One USB, one UART, more supported via SoftwareSerial library)

Input voltage:

  • 5VDC Regulated via USB port or 5V pin
  • 7-12VDC via vin pin
  • On-board regulator supplies 5V when unit is powered via vin pin
     

USB Powered

USB Voltage Input5.0V,5.0V

Computer Specifications

RAM2.5 KB

Arduino Boards

Program memory32.0 KB
Board Inputs2.0
Board Outputs2.0

Product Dimensions

Length53.0 mm
Width75.0 mm
Height13.0 mm
Weight18.4 g

Packaged Dimensions

Packaged Dimensions10.0cm(Length) x 10.0cm(Width) x 1.0cm(Height)
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