Elektor Kits

The project book, written by well-known Elektor author Dogan Ibrahim, holds many software- and hardware-based projects especially developed for the Arduino Uno Experimenting Kit. The kit comes with the Arduino Uno R4 Minima, several LEDs, sensors, actuators, and other components. The purpose of the kit is to make a flying start with hardware and software aspects of projects designed around the Arduino Uno microcontroller system. The projects given in this guide are fully evaluated and working and fully employ all the supplied components. A block diagram, a circuit diagram, an extensive program listing, and a complete program description is given for every project in the guide. Included 1x Arduino Uno R4 Minima 1x RFID reader module 1x DS1302 clock module 1x 5 V stepper motor 1x '2003' stepper motor drive board 5x Green LED 5x Yellow LED 5x Red LED 2x Rocker switch 1x Flame sensor 1x LM35 sensor module 1x Infrared receiver 3x Light-dependent resistors (LDRs) 1x IR remote controller 1x Breadboard 4x Pushbutton (with four caps) 1x Buzzer 1x Piezo sounder 1x Adjustable resistor (potentiometer) 1x 74HC595 shift register 1x 7-segment display 1x 4-digit 7-segment display 1x 8x8 Dot-matrix display 1x 1602 / I²C LCD module 1x DHT11 Temperature and humidity module 1x Relay module 1x Sound module Set of Dupont cables Set of Breadboard cables 1x Water sensor 1x PS2 Joystick 5x 1 k-ohm resistor 5x 10 k-ohm resistor 5x 220-ohm resistor 1x 4x4 keypad module 1x 9g Servo (25 cm) 1x RFID card 1x RGB module 1x 9 V battery DC jack Project book (326 pages) Over 80 Projects in the Book Hardware Projects with LEDs Blinking LED – using the on-board LED Blinking LED – using an external LED LED flashing SOS Alternately blinking LEDs Chaser-LEDs Chasing LEDs 2 Binary counting LEDs Random flashing LEDs – Christmas lights Button controlled LED Controlling the LED flashing rate – external interrupts Reaction timer LED color wand RGB fixed colors Traffic lights Traffic lights with pedestrian crossings Using the 74HC595 shift register – binary up counter Using the 74HC595 shift register – random flashing 8 LEDs Using the 74HC595 shift register – chasing LEDs Using the 74HC595 shift register – turn ON a specified LED Using the 74HC595 shift register – turn ON specified LEDs 7-Segment LED Displays 7-Segment 1-digit LED counter 7-Segment 4-digit multiplexed LED display 7-Segment 4-digit multiplexed LED display counter – timer interrupts 7-Segment 4-digit multiplexed LED display counter – blanking leading zeroes 7-Segment 4-digit multiplexed LED display – reaction timer Timer interrupt blinking onboard LED Liquid Crystal Displays (LCDs) Display text on the LCD Scrolling text on the LCD Display custom characters on the LCD LCD based conveyor belt goods counter LCD based accurate clock using timer interrupts LCD dice Sensors Analog temperature sensor Voltmeter On/Off temperature controller Darkness reminder – using a light-dependent resistor (LDR) Tilt detection Displaying water level Water level controller Water flooding detector with buzzer Sound detection sensor – control the relay by clapping hands Flame sensor – fire detection with relay output Temperature and humidity display Generating musical tones – melody maker The RFID Reader Finding the Tag ID RFID door lock access with relay The 4x4 Keypad Display the pressed key code on the Serial Monitor Integer calculator with LCD Keypad door security lock with relay The Real-Time Clock (RTC) Module RTC with Serial Monitor RTC with LCD Temperature and humidity display with time stamping Setting and displaying the current time Periodic interrupt every 2 seconds The Joystick Reading analog values from the joystick 8x8 LED Matrix Displaying shapes Motors: Servo and Stepper Test-rotate the servo Servo sweep Joystick-controlled servo Rotate the motor clockwise and then anticlockwise The Digital to Analog Converter (DAC) Generating a square wave with 2 V amplitude Generate a sine wave Sine wave sweep frequency generator Generate sine wave whose frequency changes with potentiometer Generate a square wave with frequency of 1 kHz and amplitude of 1 V Using the EEPROM, the Human Interface Device, and PWM Keyboard control to launch Windows programs LED dimming using PWM The Arduino Uno R4 WiFi Using LED matrix 1 – creating a large + shape Creating images by setting bits Using LED matrix 2 – creating a large + shape Animation – displaying a word Controlling the Arduino Uno R4 WiFi on-board LED from a smartphone using UDP Serial Communications Receiving ambient temperature from an Arduino Uno R3 Using an Arduino Uno Simulator A simple project simulation – flashing LED Displaying text on LCD LCD seconds counter The CAN bus Arduino Uno R4 WiFi to Arduino Uno R4 Minima CAN bus communication Sending the temperature readings over the CAN bus Infrared Receiver and Remote Controller Decoding the IR remote control codes Remote relay activation/deactivation Infrared remote stepper motor control

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Learn how to use the ESP32 Microcontroller and MicroPython programming in your future projects! The project book, written by well-known Elektor author Dogan Ibrahim, holds many software- and hardware-based projects especially developed for the MakePython ESP32 Development Kit. The kit comes with several LEDs, sensors, and actuators. The kit will help you acquire the basic knowledge to create IoT projects. The book’s fully evaluated projects feature all the supplied components. Each project includes a block diagram, a circuit diagram, a full program listing, and a complete program description. Included in the kit 1x MakePython ESP32 development board with color LCD 1x Ultrasonic ranging module 1x Temperature and humidity sensor 1x Buzzer module 1x DS18B20 module 1x Infrared module 1x Potentiometer 1x WS2812 module 1x Sound sensor 1x Vibration sensor 1x Photosensitive resistance module 1x Pulse sensor 1x Servo motor 1x USB cable 2x Button 2x Breadboard 45x Jumper wire 10x Resistor 330R 10x LED (Red) 10x LED (Green) 1x Project book (206 pages) 46 Projects in the Book LED Projects Blinking LED Flashing SOS Blinking LED – using a timer Alternately flashing LEDs Button control Changing the LED flashing rate using pushbutton interrupts Chasing-LEDs Binary-counting LEDs Christmas lights (random-flashing 8 LEDs) Electronic dice Lucky day of the week Pulsewidth Modulation (PWM) Projects Generate a 1000-Hz PWM waveform with 50% duty cycle LED brightness control Measuring the frequency and duty cycle of a PWM waveform Melody maker Simple electronic organ Servo motor control Servo motor DS18B20 thermometer Analog To Digital Converter (ADC) Projects Voltmeter Plotting the analog input voltage ESP32 internal temperature sensor Ohmmeter Photosensitive resistance module Digital To Analog Converter (DAC) Projects Generating fixed voltages Generating a sawtooth-wave signal Generating a triangular-wave signal Arbitrary periodic waveform Generating a sinewave signal Generating accurate sinewave signal using timer interrupts Using The OLED Display Seconds counter Event counter DS18B20 OLED based digital thermometer ON-OFF temperature controller Measuring the temperature and humidity Ultrasonic distance measurement Height of a person (stadiometer) Heart rate (pulse) measurement Other Sensors Supplied with the Kit Theft alarm Sound-activated light Infrared obstacle avoidance with buzzer WS2812 RGB LED ring Timestamping temperature and humidity readings Network Programming Wi-Fi scanner Remote control from the Internet browser (using a smartphone or PC) – Web Server Storing temperature and humidity data in the Cloud Low-Power Operation Using a timer to wake up the processor

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