PIR motion sensor Arduino
We are discussing how to use the PIR motion sensor, a infrared human motion sensor with Arduino, using a single digital input
Absolute control: mastering 433MHz RF module with Arduino
Do you know how to use the 433MHz transmitter receiver with Arduino? it allows wireless communication between two parts
Master Li-Ion charging: the ultimate TP4056 battery charger guide
I am going to investingate how the TP4056 battery charger chip works, by explaining its workins to you, and how to apply it in your projects
Master data types: the ultimate guide to float to byte conversion
Let’s study a way to convert from float to byte/bit in Arduino code, using the bitRead() function and a bit of logic
NTC thermistor temperature sensor Arduino
We will learn how to use the NTC thermistor temperature sensor with Arduino, reading it on an analog input
What are the Arduino alternatives? part 2
Let’s discover what are the Arduino alternatives, companies that make board similar to the ones Arduino makes.
Develop a circuit board – ESP32-C6 update 2
Update on how to develop a circuit board with ESP32-C6, using Kicad and featuring sensors link DHT11 and LM35, also a LED RGB WS2812
Develop a circuit board – ESP32-C6 update 1
Let’s give a update on developing a circuit board – ESP32-C6 WiFi. It may feature sensors (DHT11 and LM35) and a WS2812 LED
Develop a circuit board – ESP32-C6
See the process to develop a circuit board for the ESP32-C6 with some sensors onboard, like the LM35, DHT11 and also a LED WS2812
Supercharge your skills: the best ATtiny85 binary temperature sensor
Let’s create an Attiny85 thermometer using DHT11 temperature sensor and six LEDs as the binary display
Rise and shine with temperature: DHT11 with ESP32-S2
Let’s connect and learn how to use the DHT11 temperature sensor with ESP32-S2 Franzininho. It is a one-wire temperature and humidity sensor
BMP280 temperature sensor ESP32-S2
See how to use a BMP280 temperature sensor with ESP32-S2 Franzininho WiFi, via i2c communication protocol. Measuring temperature and atmospheric pressure.
DS18b20 temperature sensor ESP32-S2
We are going to get to know the DS18b20 temperature sensor with ESP32-S2 Franzininho WiFi, a sensor that communicates with the microcontroller via one wire
SHT21 temperature sensor ESP32-S2
We will learn how to interface the SHT21 temperature sensor with ESP32-S2, via i2c protocol
STM32 Blue pill Arduino IDE
Let’s learn how to use the STM32 Blue pill Arduino IDE package, in this case to blink an LED
Raspberry Pi Pico temperature sensor
Let’s learn in this post how to use the Raspberry Pi Pico temperature sensor, an internal diode that can give us the chip temperature
Hackaday business card contest
Let’s talk about a project I made for the Hackaday business card contest, which is happening in 2024 and having some money prizes
Raspberry Pi Pico with Arduino IDE
It is easy to program the Raspberry Pi Pico with Arduino IDE, all you need is a URL, the IDE and the board itself
Why use Arduino interrupts?
Today we will learn Why use Arduino interrupts, with an example of code I used in the company I work for. I solved a big problem easily
How to test thyristor and triac
Let’s dive into and see how to teste thyristor and triac using a power supply, some resistors and LEDs. Multimeter is optional