Wemos Mini and various shields ebook
6th May 2019
As you may know looking at this web site we are big fans of the Wemos mini and the various shields that you can...
Wemos and DHT11 example in Micropython
23rd March 2019
In this example we look at a DHT11 example in Micropython for an ESP8266. Once again we use uPyCraft and again we use Wemos...
ESP8266 and OLED Micropython example
9th March 2019
In this example we show an example written in Micropython using the uPycraft IDE. This time we will be trying out the Wemos OLED...
PCA9685 LED controller and ESP8266 example
17th February 2019
In this example we connect a PCA9685 LED controller to an ESP8266 The PCA9685 is an I²C-bus controlled 16-channel LED controller optimized for Red/Green/Blue/Amber (RGBA)...
TMP102 digital sensor and ESP8266 example
8th February 2019
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...
Si1145 sensor and ESP8266 example
28th January 2019
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...
PCF8575 I/O expander and ESP8266 examples
18th January 2019
This 16-bit I/O expander for the two-line bidirectional bus (I2C) is designed for 2.5-V to 5.5-V VCC operation. The PCF8575 device provides general-purpose remote I/O...
BME680 environment sensor and ESP8266 example
8th January 2019
In this article we will connect a BME680 sensor to an ESP8266 - as usual we will use a Wemos Mini BME680 is an integrated...
CCS811 digital gas sensor and ESP8266 example
5th December 2018
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...
SHT20 temperature and humidity sensor and ESP8266
30th November 2018
The SHT2x series consists of a low-cost version with the SHT20 humidity sensor. the SHT2x provides calibrated, linearized sensor signals in digital, I2C format....
ADS1115 analog-to-digital converter and ESP8266
21st November 2018
The ADS1115 device is a precision, low-power, 16-bit, I2C-compatible, analog-to-digital converters (ADCs) offered in an ultra-small, leadless, X2QFN-10 package, and a VSSOP-10 package. The...
QRE1113 IR reflectance sensor and ESP8266 example
18th November 2018
The QRE1113 features an easy-to-use analog output, which will vary depending on the amount of IR light reflected back to the sensor. The QRE1113...
MAX30102 pulse and heart-rate monitor sensor and ESP8266
11th November 2018
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...
PAJ7620 gesture sensor and ESP8266
6th November 2018
The PAJ7620 integrates gesture recognition function with general I2C interface into a single chip forming an image analytic sensor system. It can recognize 9...
The Wemos IR controller shield
2nd November 2018
In this small article we take a look at the IR controller shield, this is a shield which can act as an IR receiver...
MLX90615 infrared thermometer and ESP8266 example
23rd October 2018
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...
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