ADS1115 analog-to-digital converter and ESP8266
The ADS1115 device 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. The...
Wemos mini DS18B20 temperature sensor example
The DS18B20 is a temperature sensor that can be used in various simple projects. This part uses the 1 wire (I2C) bus and you can...
ESP8266 and Si7021 temperature sensor example
The Si7021 I2C Humidity and Temperature Sensor is a monolithic CMOS IC integrating humidity and temperature sensor elements, ...
Wemos and LX1972 light sensor example
The LX1972 is a low cost silicon light sensor with spectral response that closely emulates the human eye. Patented circuitry produces peak spectral response...
Wemos and MMA7455L example
The MMA7455L is a Digital Output (I2C/SPI), low power, low profile capacitive micromachined accelerometer featuring signal conditioning, a low pass filter, temperature compensation, self-test,...
DPS310 barometric pressure sensor and ESP8266 example using the Arduino IDE
In this article we look at a DPS310 barometric pressure sensor and we will connect it to a Wemos Mini
First lets look at the...
SHT20 temperature and humidity sensor and ESP8266
The SHT2x series consists of a low-cost version with the SHT20 humidity sensor. the SHT2x provides calibrated, linearized sensor signals in digital, I2C format....
ESP8266 and a BH1745NUC Luminance and Colour Sensor
In this article we look at a BH1745NUC Luminance and Colour Sensor and connect it to a Wemos Mini
First of all lets take a...
Wemos and 4067 example
The 4067 was one of the IC's that I wanted to connect up to various microcontrollers as it looked extremely useful, here is a quick...
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...
ESP8266 and bme280 temperature sensor example
The BME280 is a great new chip which was originally designed for the next generation of smartphones. It is made up of a very...
ESP8266 and LPS331AP pressure sensor example
In this article we look at the LPS331AP pressure sensor and as usual we connect it to a Wemos Mini and the example will...
PCA9685 LED controller and ESP8266 example
In this example we connect a PCA9685 LED controller to an ESP8266
The PCA9685 is an I²C-bus controlled 16-channel LED controller optimized for Red/Green/Blue/Amber (RGBA)...
Using a LTR-303 Ambient Light sensor with an ESP8266
In this article we look at an Ambient Light sensor, the LTR-303 and connect it to an ESP8266 board - a Wemos D1 Mini...
Wemos Mini WS2812b example
The WS2812 family is a intelligent control LED light source that the control circuit and RGB chip are integrated in a package of 5050...
Wemos buzzer shield example
In this example we look at another Wemos mini shield, this time its the buzzer_shield which as its name suggests is a basic buzzer....