VEML6070 ultraviolet (UV) light sensor and ESP32

VEML6070 is an advanced ultraviolet (UV) light sensor with I2C protocol interface and designed by the CMOS process. It is easily operated via a...

MH ET LIVE ESP32 MINI KIT and DHT Pro shield example

In this example we connect the DHT22 Single Bus Digital Temperature Humidity Sensor (DHT Pro shield) to our Wemos Mini , you can see this...

ESP32 and Max7219 8×8 LED matrix example

The MAX7219/MAX7221 are compact, serial input/output common-cathode display drivers that interface microprocessors (µPs) to 7-segment numeric LED displays of up to 8 digits, bar-graph...

VEML6075 ultraviolet (UV) light sensor and ESP32

The VEML6075 senses UVA and UVB light and incorporates photodiode, amplifiers, and analog / digital circuits into a single chip using a CMOS process....

ESP32 and HDC1080 humidity and temperature sensor

The HDC1080 is a digital humidity sensor with integrated temperature sensor that provides excellent measurement accuracy at very low power. The HDC1080 operates over...

ESP32 and GY-21P module

The GY-21P is an interesting module in that it combines a BMP280 sensor and an SI7021 sensor. The on-board BMP280+SI7021 sensor measures atmospheric pressure...

ESP32 and Max6675 example

In this example we take a look at the MAX6675 Cold-Junction-Compensated K-Thermocouple-to-Digital Converter The MAX6675 performs cold-junction compensation and digitizes the signal from a type-K thermocouple....

ESP32 capacitive touch example

Another great feature of the ESP32 is that it has the ability to detect touch on various pins by having capacitive touch sensors, in fact...

ESP32 True random number generator example

The ESP32 contains a hardware random number generator, values from it can be obtained using esp_random(). When Wi-Fi or Bluetooth are enabled, numbers returned by...

AM2320 temperature and humidity sensor and ESP32 example

Temperature and humidity combined sensor AM2320 digital temperature and humidity sensor is a digital signal output has been calibrated. Using special temperature and humidity...

ESP32 performing a software reset

In this example we will show you how to perform a software reset on the ESP32 using the Arduino IDE. Luckily the ESP32 has...

VEML6040 color sensor and ESP32

VEML6040 color sensor senses red, green, blue, and white light and incorporates photodiodes, amplifiers, and analog / digital circuits into a single chip using...