ESP8266 and bme280 temperature sensor example
The BME280 is a great new chip which was originally designed for the next generation of smartphones. It is made up of a very...
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...
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...
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...
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 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...
MCP4725 Digital-to-Analog Converter example
MCP4725 is a single channel, 12-bit, voltage output Digital-to-Analog Converter with integrated EEPROM and an I2C Compatible Serial Interface.
Again the easiest way to interface...
L3G4200D three-axis gyroscope and ESP8266 example
In this example we connect a L3G4200D three-axis gyroscope module to a Wemos Mini - you can of course use any ESP8266 based board...
ESP8266 and LPS22HB absolute pressure sensor example
In this article we look at another absolute pressure sensor - this time its the LPS22HB
Once again lets look at this sensor from the...
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...
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...
VEML6040 color sensor and ESP8266
VEML6040 color sensor senses red, green, blue, and white light and incorporates photodiodes, amplifiers, and analog / digital circuits into a single chip using...
Wemos mini and US-026 Ultrasonic Detector example
In this article we look an ultrasonic module that works well with a Wemos Mini in that it will work with 3.3v.
The US-026 is...
WS2812B RGB SHIELD for WeMos D1 mini examples
In this example we look at a new wemos shield (for us anyway), this is called the RGB shield and as you might expect...
TMP102 digital sensor and ESP8266 example
In this article we look at the TMP102 digital sensor and we will connect it up to an ESP8266
The TMP102 device is a digital...
Wemos and MMA7455L example
The MMA7455L is a Digital Output (I2C/SPI), low power, low profile capacitive micromachined accelerometer featuring signal conditioning, a low pass filter, temperature compensation, self-test,...