This is an old revision of the document!
Table of Contents
\
TalTech Arduino Laboratory Hardware Reference
\
Overview
The TalTech Arduino Laboratory is designed for practical electronics and microcontroller-based project education. It provides essential hardware for prototyping and experimenting with various electronic components and peripherals.
\
Arduino Uno
The laboratory is centered around the Arduino Uno, a versatile microcontroller board based on the ATmega328P.
Key features:
* Operating Voltage: 5 V * Microcontroller: ATmega328P * Digital I/O Pins: 14 (6 support PWM) * Analog Input Pins: 6 * Clock Speed: 16 MHz (Quartz Crystal) * Connectivity: USB, Power Jack, Reset Button * Programming: Arduino IDE via USB
\
Pololu TB6612FNG Dual Motor Driver Carrier
A compact, efficient motor driver breakout board for controlling two DC motors independently with bidirectional control.
Key features:
* Motor Voltage: 4.5 - 13.5 V * Continuous Current per Channel: 1.2 A (peak 3 A) * Built-in Protection: Thermal shutdown, undervoltage lockout * Logic-Level Inputs: PWM and direction control (2.7–5.5 V)
\
DC Motor
The lab uses a Micromotors Brushed Geared DC Motor designed for low-speed, high-torque tasks.
Key specs:
* Voltage: 12 V DC * Output Speed: 5 rpm * Torque: 20 N·cm * Shaft Diameter: 4 mm * Arduino Pins: Direction control pins 11, 12, and PWM speed control pin 3
\
Servo Motor
Used for precise angular positioning and controlled movements.
Key specs:
* Arduino PWM Pin: Pin 10 * Control Range: 0° - 180°
\
Thermistor
A temperature-sensing device utilizing the Steinhart-Hart equation to accurately measure ambient temperature.
Key specs:
* Arduino Analog Input Pin: A5 * Temperature Calculation: Steinhart-Hart thermistor formula
\
LCD Screen
Used for displaying information, sensor readings, and interaction via integrated buttons.
Key specs:
* Arduino Pins: Data pins (8, 9, 4, 5, 6, 7) * Button Input: Analog pin A0
\
Additional Components
* Photoresistor (LDR):
- Arduino Pin: Analog input A2
- Type: Chanzon 5mm 10 Ω GL5549
* Fan:
- Arduino Pin: Digital pin 2 (on/off control)
\
Reference Links
* \[\Arduino](https://wiki.iteadstudio.com/Iteaduino_UNO|Arduino) Uno Documentation * \[\RoboticLab](https://www.roboticlab.eu/homelab/et/arduinotoc|RoboticLab) Arduino Examples * \[\TalTech](https://www.roboticlab.eu/homelab/en/iot-open/practical/hardware/taltech/arduino|TalTech) Arduino Hardware Description
\
Wiring Layout
—
