Wemos HMC5883L example
The Honeywell HMC5883L is a surface-mount, multi-chip module designed for low-field magnetic sensing with a digital interface for applications such as lowcost compassing and...
Wemos mini and OLED shield bitcoin ticker
In this example we will display the price in USD of 1 bitcoin, the data is taken from coindesk's API and displayed on an...
ESP8266 and BMP280 sensor example
BMP280 is an absolute barometric pressure sensor especially designed for mobile applications. The sensor module is housed in an extremely compact package. Its small...
A look at various ESP specific APIs
Description
Some ESP-specific APIs related to deep sleep, RTC and flash memories are available in the ESP object. These may be useful, we have already...
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...
Wemos Mini and DHT Pro example
In this example we connect the DHT22 Single Bus Digital Temperature Humidity Sensor (DHT Pro shield) to our Wemos Mini , you can see this...
Max7219 8×8 LED matrix example
The MAX7219/MAX7221 are compact, serial input/output common-cathode display drivers that interface microprocessors (µPs) to 7-segment numeric LED displays of up to 8 digits, bar-graph...
MLX90615 infrared thermometer and ESP8266 example
The MLX90615 is a miniature infrared thermometer for non-contact temperature measurements. Both the IR sensitive thermopile detector chip and the signal conditioning ASIC are...
ESP8266 and BMM150 digital geomagnetic sensor example
In this article we look at a digital geomagnetic sensor - this time its the BMM150 and as usual we will connect this to...
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...
ESP8266 and BMI160 sensor example
The BMI160 is a small, low power, low noise 16-bit inertial measurement unit designed for use in mobile applications like augmented reality or indoor...
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...
The Wemos IR controller shield
In this small article we take a look at the IR controller shield, this is a shield which can act as an IR receiver...
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...
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...
DHT11 sensor data to Thingspeak using a Wemos D1
In this example we will connect a DHT11 sensor to our Wemos D1, we will then send the temperature and humidity values to thingspeak.
DHT11...





