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