MAX30102 pulse oximetry and heart-rate monitor sensor and ESP32

The MAX30102 is an integrated pulse oximetry and heart-rate monitor biosensor module. It includes internal LEDs, photodetectors, optical elements, and low-noise electronics with ambient...

ADS1115 analog-to-digital converter and ESP32

The ADS1115 device (ADS111x) is a precision, low-power, 16-bit, I2C-compatible, analog-to-digital converters (ADCs) offered in an ultra-small, leadless, X2QFN-10 package, and a VSSOP-10 package....

VL53L0X Time-of-Flight sensor and ESP32

The VL53L0X is a new generation Time-of-Flight (ToF) laser-ranging module housed in the smallest package on the market today, providing accurate distance measurement whatever...

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....

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...

ESP32 and MPL3115A2 absolute pressure sensor example

The MPL3115A2 is a compact, piezoresistive, absolute pressure sensor with an I2C digital interface. MPL3115A2 has a wide operating range of 20 kPa to...

MLX90615 infrared thermometer and ESP32 example

The MLX90615 is a miniature infrared thermometer for non-contact temperature measurements. Both the IR sensitive thermopile detector chip and the signal conditioning ASIC are...

Random colours on the WS2812b led ring

This was a WS2812b led ring that I purchased for low cost. There are 12 LEDs in total on this and once you solder...

ESP32 and WS2812 RGB led ring example

This was a WS2812b led ring that I purchased for low cost. There are 12 LEDs in total on this and once you solder...

Espruino and ESP32 wifi examples

In this example we will show a couple of Wifi examples using Espruino firmware flashed on an ESP32, we used the Espruino web ide Code...