OPT3001 Digital Ambient Light Sensor and ESP8266 example

In this example we will connect an OPT3001 to a Wemos, this sensor measures light intensity - so you can easily create a lux...

The Wemos PIR shield

A new wemos shield and this time its based on a  passive infrared sensor An overview of a PIR A passive infrared sensor (PIR sensor) is...

ESP8266 and TCS34725 Color Sensor

The TCS3472 device provides a digital return of red, green, blue (RGB), and clear light sensing values. An IR blocking filter, integrated on-chip and...

ESP8266 and HMC5983 magnetometer example

The Honeywell HMC5983 is a temperature compensated three-axis integrated circuit magnetometer. This surface-mount, multi-chip module is designed for low-field magnetic sensing for applications such...

ESP8266 and LSM6DS3 accelerometer and gyroscope example

The LSM6DS3 is a system-in-package featuring a 3D digital accelerometer and a 3D digital gyroscope performing at 1.25 mA (up to 1.6 kHz ODR)...

Wemos mini and US-026 Ultrasonic Detector example

In this article we look an ultrasonic module that works well with a Wemos Mini in that it will work with 3.3v. The US-026 is...

A basic NodeMCU and Simba OS example

Ok, I had heard of Simba OS but hadn't managed to try it, as quoted "2Simba is an RTOS and build framework. It aims...

Wemos webserver example

In this example we will create a basic webserver example using our Wemos, it will connect to your Wifi network and then you will...

AM2320 temperature and humidity sensor and ESP8266 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...

Wemos HDC1008 sensor example

The HDC1000 is a digital humidity sensor with integrated temperature sensor that provides excellent measurement accuracy at very low power. The device measures humidity...

Si1145 sensor and ESP8266 example

Another sensor reaches the desk, this time it is a Si1145 sensor, we will connect it to an ESP8266 and test it out The Si1145/46/47...

PAJ7620 gesture sensor and ESP8266

The PAJ7620 integrates gesture recognition function with general I2C interface into a single chip forming an image analytic sensor system. It can recognize 9...

ESP8266 and BMP388 barometric pressure sensor

In this article we look at another sensor - it is a BMP388 by Bosch Sensortec, so lets crack on and try this out...

Wemos LSM303 example

The LSM303 3D Accelerometers/Magnetometer Models are a system-in-package featuring a 3D digital linear acceleration sensor and a 3D digital magnetic sensor. These best-in-class eCompass devices...

ESP8266 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...

Wemos and Barometric Pressure Shield example

In this article we look at a relatively new shield for the Wemos/Lolin products - this is a Barometric Pressure shield based on a HP303B. Here...