Connecting a basic Touch sensor

This example shows how to interface a basic touch sensor to our Wemos Mini (esp8266), this sensor came as part of a kit of...

Wemos mini bmp180 sensor example

This bmp180 from Bosch is the best low-cost sensing solution for measuring barometric pressure and temperature. The sensor is soldered onto a PCB with...
ESP8266 and VCNL4040 layout

VCNL4040 Proximity Sensor and ESP8266 example using the Arduino IDE

In this article we look at a VCNL4040 Proximity Sensor and we will connect it to a Wemos Mini First lets look at the sensor The...

Wemos Mini and a PCF8574

The PCF8574 is an 8 bits I/O port expander that uses the I2C protocol. Using this IC, you can use only the SDA and...

ESP8266 and DS18b20 sensor readings displayed on a web server

In this example we will connect a Wemos compatible DS18B20 shield to a Wemos Mini and display a page on a web server. This...

I2C Scanner

This is a basic example which will display via the serial monitor the address of any devices connected to your Wemos. Its the same as...

TM1637 7 segment display example

A common display module that you can buy on the internet contain the Tm1638 driver chip, I was interested in this one which is the...

ESP8266 and SHT21 humidity and temperature sensor example

SHT21, the new humidity and temperature sensor of Sensirion is about to set new standards in terms of size and intelligence: Embedded in a...

Wemos and dust sensor example

Sharp's GP2Y1010AU0F is an optical air quality sensor it is designed to sense dust particles. An infrared emitting diode and a phototransistor are diagonally...

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...

ESP8266 and Stepper motor example

In this example we will show a basic stepper motor example, we use a driver board that can be bought on many sites which...

Wemos and reed switch example

The reed switch is an electrical switch operated by an applied magnetic field. It consists of a pair of contacts on ferrous metal reeds...

Wemos and LDR example

In this example we connect a photoresistor to an Arduino, the value read from the photoresistor corresponds to the amount of light present. The...
ESP8266 and VCNL4010 layout

VCNL4010 light sensor and ESP8266 example using the Arduino IDE

In this article we look at another acceleration sensor - this time its the VCNL4010 and we will connect it to a Wemos Mini First...

Wemos and L9110 Fan module example

In this example we connect an Arduino to a L9110 fan module. The L9110 is anASIC device control and drive motor design two-channel push-pull power...

VEML6070 ultraviolet light sensor and ESP8266

In this example we look at an VEML6070 UV sensor and connect it to an Arduino UNO VEML6070 is an advanced ultraviolet (UV) light sensor...