Arduino
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LM35 temperature sensor with ESP32
Let’s dive in and learn how to use the LM35 temperature sensor with ESP32, using a single analog input and a bit of simple code.
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Ultrasonic distance sensor HC-SR04 with ESP32
Today we are going to talk about the ultrasonic distance sensor HC-SR04 with ESP32, a neat little sensor used to measure distances
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GY-50 L3G4200D gyroscope with ESP32
We will learn how to use the GY-50 L3G4200D gyroscope with ESP32, a component made by ST semiconductor to measure angular velocity
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2.9″ E-paper display from WeAct
Let’s learn how to use the 2.9″ E-paper display from WeAct, an epaper display with which you can do a lot of cool stuff
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K type thermocouple with MAX6675
Comprehend and see how to use a K type thermocouple with MAX6675, programming an Arduino UNO to show temperature value on serial monitor
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WS2812b addressable RGB LED with ESP32-C6
We will learn how to use the Ws2812b addressable RGB LED with ESP32-C6, a light emitting diode chip which can do many RGB colors
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Encoder ky-040 soft library – without interrupts
Let’s implement code for the encoder ky-040 soft library – without interrupts, just an if that enters the reading every 5ms
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LED display clock and thermometer with DS1307 and TM1637
Let’s do a LED display clock and thermometer with DS1307 and TM1637 (a RTC real time clock and a 4-digit LED display) with Arduino UNO
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Real time clock RTC DS1307 Arduino
We are going to get to know the real time clock RTC DS1307 chip with Arduino code, adjusting and reading time and date
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GC9A01A round LCD 240×240 display
We are going to study the GC9A01A round LCD 240×240 display, a neat little round color display programmable with Arduino
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OLED display with Arduino
Today we are going to dive into the technology of OLED display with Arduino, trying out two libraries and settling for one with Arduino UNO
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Bicycle odometer project – update 3
Another update for you on the bicycle odometer project, showing that I have finished the schematic and routing the PCB
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Bicycle odometer project
Update one of the bicycle speedometer project, an instrument used to measure speed of a bicycle using a single reed switch sensor
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RCWL-0516 microwave radar sensor
Let’s talk about the RCWL-0516 microwave radar sensor, a human-presence detector sensor using microwaves. Simple Arduino interface (one wire)
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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
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433MHz transmitter receiver Arduino
Do you know how to use the 433MHz transmitter receiver with Arduino? it allows wireless communication between two parts
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Convert from float to byte/bit Arduino
Let’s study a way to convert from float to byte/bit in Arduino code, using the bitRead() function and a bit of logic
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NTC thermistor temperature sensor Arduino
We will learn how to use the NTC thermistor temperature sensor with Arduino, reading it on an analog input
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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.
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Attiny85 thermometer: binary display
Let’s create an Attiny85 thermometer using DHT11 temperature sensor and six LEDs as the binary display
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