Wemos and a MQ-135 sensor
MQ-135 gas sensor is a hazardous gas detection apparatus for the family, the environment, suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other...
ESP8266 and LPS331AP pressure sensor example
In this article we look at the LPS331AP pressure sensor and as usual we connect it to a Wemos Mini and the example will...
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...
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...
BH1750FVI Ambient Light Sensor example
The BH1750FVI is an digital Ambient Light Sensor IC for I2C bus interface. This IC is the most suitable to obtain the ambient light...
Wemos MCP9808 digital temperature sensor example
ESP8266 and MCP9808 digital temperature sensor example
The MCP9808 digital temperature sensor converts temperatures between -20°C and +100°C to a digital word with ±0.5°C (max.)...
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...
TMP175 digital temperature sensor and ESP8266 example
Another sensor or module to cross our path, this time we will look at the TMP175 digital temperature sensors
We will connect one of these up...
Wemos Mini and a PCF8574
The PCF8574 is an 8 bits I/O port expander that uses the I2C protocol. Using this IC, you can use only the SDA and...
CCS811 digital gas sensor and ESP8266 example
CCS811 is a low-power digital gas sensor solution, which integrates a gas sensor solution for detecting low levels of VOCs typically found indoors, with...
Wemos and SHT31
SHT31 is the next generation of Sensirion’s temperature and humidity sensors. It builds on a new CMOSens® sensor chip that is at the heart of...
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...
DPS310 barometric pressure sensor and ESP8266 example using the Arduino IDE
In this article we look at a DPS310 barometric pressure sensor and we will connect it to a Wemos Mini
First lets look at the...
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...
ESP8266 Micropython I2C Scanner
This is a simple very short code example in which we show how to create a basic I2CScanner in Micropython using the uPyCraft IDE...
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...