Wemos Mini and L3GD20 sensor

The L3GD20 is a low-power three-axis angular rate sensor. This is the module I bought for reference More information can be found at http://www.st.com/content/st_com/en/products/mems-and-sensors/gyroscopes/l3gd20.html about the...

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...

Wemos and ADS1015 example

The ADS1015 is a precision analog-to-digital converters (ADCs) with 12 bits of resolution offered in an ultra-small, leadless QFN-10 package or an MSOP-10 package. The...

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 and DS3231 RTC example

The DS3231 is a low-cost, extremely accurate I2C real-time clock (RTC) with an integrated temperature-compensated crystal oscillator (TCXO) and crystal. The device incorporates a battery...

QRE1113 IR reflectance sensor and ESP8266 example

The QRE1113 features an easy-to-use analog output, which will vary depending on the amount of IR light reflected back to the sensor. The QRE1113...

Wemos and Soil Moisture Sensor example

In this article, we are going to interface a Soil moisture sensor with an ESP8266. This sensor measures the volumetric content of water inside...

ESP8266 and LCD4884 example

This LCD4884  provides a 84x48 display this LCD shield can help meet your needs. It is able to display in English, Chinese and even images, it...

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 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...

Interfacing an AD keypad module to your Wemos

I purchased this module as part of a microcontroller kit, its an interesting little module as it has 16 buttons but with only 1 I/O...

Wemos and TMP36 example

The TMP35, TMP36, and TMP37 are low voltage, precision centigrade temperature sensors. They provide a voltage output that is linearly proportional to the Celsius...

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...

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...
ESP8266 and TLV493D layout

TLV493D magnetic sensor and ESP8266 example using the Arduino IDE

In this article we look at a TLV493D magnetic sensor and we will connect it to a Wemos Mini First lets look at the sensor The...

3 channel tracking sensor example

This Tracking Sensor for Arduino can detect the white lines in black and black lines in white. This particular module has 3 sensors Using infrared...