Some Neopixel examples

This example takes the Wemos Mini Ws2812B example a bit further on and use an 8 LED Neopixel strip Here is an image of the strip we...

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...

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 PCT2075 layout

PCT2075 temperature-to-digital converter and ESP8266 example using the Arduino IDE

In this article we look at a PCT2075 temperature-to-digital converter and we will connect it to a Wemos Mini First lets look at the sensor The...

Wemos and 4051 LED example

The HCF4051 device is a monolithic integrated circuit fabricated in MOS (metal oxide semiconductor) technology available in SO-16 and PDIP-16 packages. The HCF4051 analog multiplexer/demultiplexer...

Wemos and TEMT6000 light sensor

TEMT6000X01 ambient light sensor is a silicon NPN epitaxial planar phototransistor in a miniature transparent 1206 package for surface mounting. It is sensitive to...

Wemos and MAX44009 ambient light sensor example

The MAX44009 ambient light sensor features an I²C digital output that is ideal for a number of portable applications such as smartphones, notebooks, and...

BME680 environment sensor and ESP8266 example

In this article we will connect a BME680 sensor to an ESP8266 - as usual we will use a Wemos Mini BME680 is an integrated...

ESP8266 and SHt30 shield example

This time we look at the SHT30 shield from Wemos. Now there are other versions of this board as well, this is the official...

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...

Wemos Mini Ws2812B example

In this example we connect a Wemos Ws2812B RGB shield to a Wemos mini, we will then loop through red, green and blue colors   The...

Using a STTS22H temperature sensor with an ESP8266

In this article we look at a temperature sensor, the STTS22H sensor from ST and connect it to an ESP8266 board Sensor Information The STTS22H is...

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 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...

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....

ESP8266 RGB LED examples in Micropython

In this example we look at some WS2812B RGB LEDs example in Micropython for an ESP8266. Once again we use uPyCraft and again we...