TSAQM – The smallest air quality monitor
TSAQM – The smallest air quality monitor. It is an Arduino gadget based on the Attiny85, which uses na AGS10 sensor to assess air quality.
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 live counter.
BMP180 sensor with MicroPython
Have you ever had the need to use the BMP180 sensor with MicroPython? this post is for you. We will use a RP2350 microcontroller.
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.
Control LED brightness the fancy way
Learn how to control the brightness of an LED with feedback from a sensor. It is called an LDR, light dependent resistor and brings control to your LED.
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.
ESP32 sending messages to Whatsapp
Let’s learn about ESP32 sending messages to Whatsapp, using Arduino IDE and a service called CallMeBot, free for personal use
Useful Pomodoro timer with PIC12F675
I made a Pomodoro timer with PIC12F675, using MPLAB X and XC8 compiler. It times between 15 and 60 minutes at the press fo a button.
ESP32-C3 internal temperature sensor with microPython
Let’s learn how to use the ESP32-C3 internal temperature sensor with microPython, using Thonny IDE and a breadboard
External and timer interrupts with microPython
Let’s dive into the world of external and timer interrupts with microPython, using Thonny IDE and Raspberry Pi Pico 2
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
LCD display made easy with micropython
Let’s learn how to connect and use a LCD display with micropython, with the raspberry pi pico 2 and thonny ide. Sensor LM35
Creating analog voltages with Arduino
Get creating analog voltages with Arduino, using a low pass filter (resistor + capacitor) and PWM (code). microcontroller SAMD21
Functions for better Arduino code
Let’s dive in an learn about functions for better Arduino code. These are useful and powerful structures in Arduino code