ESP32 timer interrupt the easy way
Let’s dive in the ESP32 timer interrupt, a way of controlling your programs that is simple and straightforward. We will implement the blink of two LEDs independently, without one interfering on another.
Amazing gadget with ESP32
Let us make an e-paper display gadget with ESP32 and Arduino code. It will feature a SHT21 temperature and humidity sensor and currency conversion (you pick which one). Also there will be an Youtube subscriber…
WiFi binary thermometer
We will implement a decorative WiFi binary thermometer, using WS2812b LEDs and an ESP32. Temperature in degrees Celsius will be shown in binary format in six RGB addressable LEDs.
One button Arduino game
In this post we will implement an one button Arduino game, using exactly one button, one ESP32 and Arduino IDE. The ideia is to implement a game that I call “one second game”.
ESP32-C3 internal temperature sensor with Arduino
ESP32-C3 has an internal temperature sensor, readable via Arduino code. All you need is a bit of code and the Arduino IDE serial monitor.
Youtube subscribers counter with ESP32
Do you want to learn how to implement an Youtube subscribers counter with ESP32 and Arduino code? Number of subscribers will be shown on a 128×64 pixels LCD display.
Generate random numbers with ESP32
Have you ever needed to generate random numbers with ESP32? then this post is for you. We will use ESP32’s built in capabilities to create random number.
Cellphone notifications with ESP32
Have you even wanted to send Cellphone notifications with ESP32? then this post is for you. We will implement a push notifications system that allows ESP32 to send data to your phone
ESP32 sensors to Telegram
I implemented an ESP32 reading sensors (weather station) and sending data to my Telegram APP. Using Arduino IDE and ESP32-C6.
Random blinking lights with ESP32
Let us program random blinking lights with ESP32, using the Arduino random() function and two 5mm LEDs. ESP32-C6 and Arduino IDE.
Effortless Home Automation: The Ultimate Guide to ESP32 and Google
I will teach you how to create a home automation with ESP32 and Google Home, using Sinric service to turn an LED ON
VEML6040 RGB light sensor
This post is all about the VEML6040 RGB light sensor, a sensor capable of detecting colors and light level. We are using ESP32-C3 with it
Indoor weather station with MQTT, V2
I just created and Indoor weather station with MQTT, V2 with ESP32, ENS160 and BME280. Programmed with Arduino code and using Adafruit.io
ENS160 + BME280 Environmental Sensor
Today’s post is all about the DFRobot’s ENS160 + BME280 Environmental Sensor, a bundle of two very nice weather sensors
BME680 environmental sensor with microPython
Let’s learn how to read the BME680 environmental sensor with microPython, using an ESP32 and Thonny IDE. This is an environmental sensor by Bosch.
Configuring microPython on ESP32-C3
Let’s learn how to get configuring microPython on ESP32-C3 super mini, using a command line tool called “esptool” and Thonny IDE
Dominate the creation analog voltages with MCP4725
Today I bring you a way to create analog voltage with MCP4725, a DAC (digital to analog) chip. We are using ESP32-C3 and Arduino code
Track Anything with Confidence: An Easy ESP32 GPS Guide
I will teach you how to implement a GPS tracking with ESP32-C6, using softSerial and showing data on Arduino IDE’s serial monitor
LED display made easy with ESP32
Learn how to control a 7 segment LED display and ESP32-C6, to show numbers and letters. We will use a function to control it
Tiniest and powerful 0.49 OLED display
Today we will learn how to control and use the Tiny 0.49″ OLED display from Aliexpress, a real tiny interface device