How to Connect a Relay to Arduino
Materials Needed: 
Wiring Diagram: 
Control Code: 
Important Notes:
Category: Integrated Circuits
Complex circuits inside a single package.
Controlling an SG90 Servo with Arduino Using a Potentiometer and Buttons
Components Needed 
Wiring Diagram 1. Servo Connection (SG90) 2. Potentiometer Connection 3. Button Connections Tip: Use the Arduino’s internal pull-up resistors for the …
Controlling your SG90 servo with a joystick will feel like operating a mini robotic arm! Let’s get started.
Components Needed 
Arduino (Uno/Nano/etc.) SG90 Servo Motor Joystick Module (XY type, like KY-023) Jumper Wires & Breadboard Understanding the Joystick The joystick …
Detailed ATtiny Simulation Programs
Tinkercad Circuits 
Proteus Design Suite 
SimulIDE 
Atmel Studio (Microchip Studio) 
Virtual Breadboard (VBB) 
Final Thoughts Each of these tools …
Let’s start with a simple robotic arm or leg movement using servo motors and an ATtiny85.
Step 1: Components Needed Microcontroller – ATtiny85 Servo Motor – SG90 (small) or MG996R (stronger) Power Supply – 5V (for servos) Potentiometer (optional) …
Here’s a step-by-step guide on how to upload code to your Arduino using the Arduino IDE
Connect Your Arduino Open the Arduino IDE Select the Correct Board Select the Correct Port Verify (Compile) Your Code 
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Let’s start with a simple robotic arm or leg movement using servo motors and an Arduino.
Step 1: Components Needed Microcontroller – Arduino Nano/Uno Servo Motor – SG90 (small) or MG996R (stronger) Power Supply – 5V (for servos) Potentiometer …
Controlling the SG90 servo with a potentiometer
Components Needed Arduino (Uno/Nano/etc.) SG90 Servo Motor 10kΩ Potentiometer Jumper Wires & Breadboard Circuit Connections Component Pin Connect To SG90 Servo Red …
Arduino Uno: Overview
1. History of Arduino Uno 2. Applications of Arduino Uno 3. Comparison with Other Arduino Boards 
Arduino Uno vs. Uno Clones …
What is a Microcontroller?
A microcontroller (MCU) is a compact integrated circuit (IC) that functions as a small computer. It includes a processor (CPU), memory (RAM/ROM), and input/output (I/O) …