Wemos 1.44“ inch TFT LCD shield examples
In this example we look at the 1.44“ inch TFT LCD shield from Wemos. It can display 128×128 resolution and 18-bit color
The TFT is...
Wemos Mini DH11 shield example
I like the Wemos Mini and when I saw that there were some shields I decided to purchase some of them, in this first...
Wemos Mini and HDC2080 humidity and temperature sensor example
In this article we look at yet another humidity and temperature sensor from TI - this time its the HDC2080 which we will connect...
ESP8266 RGB LED examples in Micropython
In this example we look at some WS2812B RGB LEDs example in Micropython for an ESP8266. Once again we use uPyCraft and again we...
SHT40 Temperature & Humidity Sensor and ESP8266 example using the Arduino IDE
In this article we look at a SHT40 Temperature & Humidity Sensor and we will connect it to a Wemos Mini
First lets look at...
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...
GA1A12S202 light sensor example
In this example we will connect a GA1A12S202 Log-Scale Analog Light Sensor to an Arduino.
The features of this sensor are as follows
Output voltage increases...
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...
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...
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...
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 Infrared receiver example
In this example we look at how to connect an IR Reciever. Generally, they require Vcc(5v) but I found this to work well with 3v3, GND...
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...
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...
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...
Wemos Mini and LPS25H piezoresistive pressure sensor example
In this article we look at a pressure sensor - this time its the LPS25H and we will connect it to a Wemos Mini
The...