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...

Wemos and 4051 LED example

The HCF4051 device is a monolithic integrated circuit fabricated in MOS (metal oxide semiconductor) technology available in SO-16 and PDIP-16 packages. The HCF4051 analog multiplexer/demultiplexer...

ESP8266 and MMA7660 accelerometer example

The MMA7660FC is a digital output I²C, very low-power, low-profile capacitive micro-machined accelerometer featuring a low pass filter, compensation for zero-g offset and gain...

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...

Wemos Mini and ISL29125 RGB color light sensor

On this page we take a look at the ISL29125 RED, GREEN and BLUE color light sensor The ISL29125 is a low power, high sensitivity, RED, GREEN...

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...

Wemos and Max6675 example

In this example we take a look at the MAX6675 Cold-Junction-Compensated K-Thermocouple-to-Digital Converter The MAX6675 performs cold-junction compensation and digitizes the signal from a type-K thermocouple....

MAX30102 pulse and heart-rate monitor sensor and ESP8266

The MAX30102 is an integrated pulse oximetry and heart-rate monitor biosensor module. It includes internal LEDs, photodetectors, optical elements, and low-noise electronics with ambient...

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...

ESP8266 and Stepper motor example

In this example we will show a basic stepper motor example, we use a driver board that can be bought on many sites which...
ESP8266 and TLV493D layout

TLV493D magnetic sensor and ESP8266 example using the Arduino IDE

In this article we look at a TLV493D magnetic sensor and we will connect it to a Wemos Mini First lets look at the sensor The...

Wemos and 4067 example

The 4067 was one of the IC's that I wanted to connect up to various microcontrollers as it looked extremely useful, here is a quick...

Wemos LSM303 example

The LSM303 3D Accelerometers/Magnetometer Models are a system-in-package featuring a 3D digital linear acceleration sensor and a 3D digital magnetic sensor. These best-in-class eCompass devices...

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...

ESP8266 and CJMCU-1010 capacitive touch module example

In this example we look at the CJMCU-1010 module - this is based on the AT42QT101x The AT42QT101x Single Key capacitive touch controller family provides an easy...

ESP8266 and LSM6DS3 accelerometer and gyroscope example

The LSM6DS3 is a system-in-package featuring a 3D digital accelerometer and a 3D digital gyroscope performing at 1.25 mA (up to 1.6 kHz ODR)...