esp32
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HDC1080 temperature and humidity sensor
Let’s get to know the HDC1080 temperature and humidity sensor, an integrated sensor made by Texas Instruments, communicates via i2c
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16×2 LCD display with ESP32
Let’s get controlling a 16×2 LCD display with ESP32, using the Arduino IDE and a simple library. It can control various sizes of displays.
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SGP40 air quality sensor with ESP32
Today I will show you how to write code and test the SGP40 air quality sensor with ESP32 and Arduino code. It needs a companion SHT21
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Human eye light level sensor BH1750
Let’s study the human eye light level sensor BH1750, a sensor capable of sensing between 1 and 65535 Lux via i2c
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Currency converter display with ESP32
The idea is to create a currency converter display with ESP32, showing live conversion data in a OLED display with ESP32 and Arduino code
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MQTT protocol with ESP32 and Adafruit.io
Today I am implementing and testing the MQTT protocol with ESP32 and Adafruit.io, an effective way of sending data to the internet
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HTU21D temperature sensor with ESP32
We are going to implement code for using the HTU21D temperature sensor with ESP32. This is an i2c temperature and humidity sensor.
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Analog input readings with ESP32
You can have analog input readings with ESP32, the code is simple and requires a single configuration, “analogReadResolution”. Let’s code!
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Minimalist USB thermometer with ESP32 – update 1
This is an update on the “minimalist USB thermometer with ESP32” project of mine. I have decided on the sensor and sent the pcb for fab
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What is PWM and how to use it?
Let’s dive into the content and get to know what is PWM and how to use it, using a ESP32-C6 as the controller to study it
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Laser distance sensor VL53L0x time-of-flight
Let’s dive into and get twot know the time-of-flight Laser distance sensor VL53L0x from ST semiconductors, with the WiFi chip ESP32-C6
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Wireless communication with ESP-NOW on ESP32
We will implement wireless communication with ESP-NOW on ESP32. It is a protocol that works over WiFi or Bluetooth, for Espressif ESP’s
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ESP32-C6 temperature display with DHT11, TM1637
I create here an ESP32-C6 temperature display with DHT11 and TM1637. It is a 4-digit 7-segment temperature display
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DFRobot Beetle ESP32-C3
Do you know the DFRobot Beetle ESP32-C3 board? it is a small neat little WiFi-capable board that has a lot of power to it
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SD card with ESP32-C6 and Arduino
Learn how to use a SD card with ESP32-C6 and Arduino, using the Arduino official library and my own dev board (details in the post)
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ESP32-C6 dev board – PCBWay partnership
Let’s me show you the ESP32-C6 dev board – PCBWay partnership. They sent me 5 copies of this neat little board to test out
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ESP32 interrupts in Arduino IDE
Let’s study ESP32 interrupts in Arduino IDE, both the hardware one (digital input) and the timer one (internal timer)
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HW-006 optical line tracker sensor
The HW-006 optical line tracker sensor is an optical assembly used to track lines, mainly for small competition vehicles
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Hobby servo motor SG90 with ESP32-C6
We will see how to control the hobby servo motor SG90 with ESP32-C6, by using a library called Servo.h. Simple way of controlling a servo
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Using the ESP32-C6 with CircuitPython – flashing the bin file
I will show you how to get using the ESP32-C6 with CircuitPython, flashing the bin file to make it work. We will use an Espressif software
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