ESP8266 and RFID-RC522 module example

In this example we will connect an RFID-RC522 module and connect to a Wemos Mini The microcontroller and card reader uses SPI for communication ....

Control a Wemos using an application on your PC

In this example we will control an RGB led connected to our Wemos Mini from an application running on our PC. In this example...

ESP8266 and L9110 fan module example

In this example we connect an ESp8266  to a dual L9110 fan module. This is a commonly found, basic low cost module which consists...

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 BMA250 acceleration sensor example

The BMA250E is an advanced, ultra-small, triaxial, low-g acceleration sensor with digital interfaces, aiming for low-power consumer electronics applications. Featuring 10 bit digital resolution,...

Using a LTR-329 Ambient Light sensor with an ESP8266

In this article we look at an Ambient Light sensor, the LTR-329 and connect it to an ESP8266 board - a Wemos D1 Mini...

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...

Wemos and DHT Pro shield Micropython example

In this example we look at a DHT PRO example in Micropython for an ESP8266. Once again we use uPyCraft and again we use...

Read and write to the eeprom on the ESP8266

Description The ESP8266 has 512 bytes of internal EEPROM, this could be useful if you need to store some settings, such as an IP address...

Goouuu-S1 ESP8266 RGB led examples

In a previous post we looked at the Goouuu-S1 ESP8266 , on the board you will have seen that there is an RGB led The board uses...

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...

Using a KX132 or KX134 Triple Axis Accelerometer with an ESP8266

In this article we look at 2 very similar Triple-axis Magnetometer that I recently purchased, the KX132 and KX134 Triple Axis Accelerometers, we will...

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 Mini and HC-SR04 ultrasonic sensor

The HC-SR04 ultrasonic sensor uses sonar to determine distance to an object like bats or dolphins do. Ultrasonic ranging module HC-SR04 provides 2cm - 400cm...

MLX90614 infrared thermometer example

The MLX90614 is a non-contact infrared thermometer with a measurement range from -70 to +380 degree Celsius. Just connect the four leads to your...