ESP8266 and HMC5983 magnetometer example
The Honeywell HMC5983 is a temperature compensated three-axis integrated circuit magnetometer. This surface-mount, multi-chip module is designed for low-field magnetic sensing for applications such...
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...
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...
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...
Sampling analog data
Sampling sata is particularly useful for analog sensors such as an LDR or a thermistor. Another good example is one of the MQ gas...
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...
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 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...
Wemos HDC1008 sensor example
The HDC1000 is a digital humidity sensor with integrated temperature sensor that provides excellent measurement accuracy at very low power. The device measures humidity...
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...
OPT3001 Digital Ambient Light Sensor and ESP8266 example
In this example we will connect an OPT3001 to a Wemos, this sensor measures light intensity - so you can easily create a lux...
Wemos and LX1972 light sensor example
The LX1972 is a low cost silicon light sensor with spectral response that closely emulates the human eye. Patented circuitry produces peak spectral response...
Wemos and DHT11 example in Micropython
In this example we look at a DHT11 example in Micropython for an ESP8266. Once again we use uPyCraft and again we use Wemos...
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 TEMT6000 light sensor
TEMT6000X01 ambient light sensor is a silicon NPN epitaxial planar phototransistor in a miniature transparent 1206 package for surface mounting. It is sensitive to...
ESP8266 and vibration sensor module
In this example we connect a vibration motor module to an ESP8266. This is the type of motor that you could find in a...