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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
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SHT21 temperature sensor ESP32-S2
We will learn how to interface the SHT21 temperature sensor with ESP32-S2, via i2c protocol
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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
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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
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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
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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
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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
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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
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Difference between Arduino and Raspberry Pi
Let’s learn the Difference between Arduino and Raspberry Pi, by means of studying each ones characteristics and strenghts
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Simulate 555 in Arduino
Today we will implement a circuit and code to Simulate 555 in Arduino. 555 is a very well-known oscillator chip, let’s recreate it in Arduino
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how many Raspberry Pi models exist?
Let’s learn today how many Raspberry Pi models exist, analyzing every version since its inception all the way to the end of 2023
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How to simulate a circuit in Tinkercad?
Let’s dive in and learn how to simulate a circuit in Tinkercad. Let’s see a 555 circuit PWM and a double Arduino one
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STM32C0 Franzininho with Arduino IDE
Let’s dive into the getting started of the STM32C0 Franzininho with Arduino IDE, doing two examples: LED blink and button reading
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Fritzen Proto – an Arduino-compatible circuit board
Let’s talk about a project fo mine, Fritzen Proto – an Arduino-compatible circuit board that can be connected to a breadboard
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What is Arduino Zero?
In this post we will see together what is Arduino Zero, how and when it came to be and what can it be used for
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Falling and rising edge input detector with microPython
Let’s study how to implement an algorithm of Falling and rising edge input detector with microPython, to read buttons and process state
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Interruptions in Arduino with attachInterrupt()
Let’s dive in and learn about a more advanced subject, Interruptions in Arduino with attachInterrupt() function
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BlinkWithoutDelay with Raspberry Pi Pico and microPython
Learn how to implement a function similar to BlinkWithoutDelay with Raspberry Pi Pico and microPython. Never use time.sleep() again
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ESP32-S2 publishing in the cloud Thingspeak
Let’s see how to use ESP32-S2 to publish in the cloud using Thingspeak; we will send the ESP32-S2 internal temperature sensor to it
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ESP32-S2 internal temperature sensor
Come with me to learn how to use the ESP32-S2 internal temperature sensor, with the Arduino IDE and printing on a serial monitor