ESp8266 and force sensitive resistor example

A force-sensing resistor is a material whose resistance changes when a force or pressure is applied. Force-sensing resistors consist of a conductive polymer, which changes...

Using a 74HC595 shift register with the Wemos

Sometimes in your projects you simply do not have enough I/O lines available, take for example a lot of the multiple LED examples, these...

Wemos and PCF8591 example

The PCF8591 is a monolithically integrated, and a separate power supply, low-power, 8-bit CMOS data acquisition devices. The PCF8591 has the four analog inputs,...

Wemos Mini and a TTP223 Capacitive Touch Sensor

In this example we will connect a TTP223 Capacitive Touch Sensor to our Wemos Mini. The TTP223 is a touch pad detector IC which offers 1...

Wemos and SHT11 example

The SHT1x digital humidity sensor is a reflow solderable sensor. The SHT1x series consists of a low-cost version with the SHT10 humidity sensor, a...
ESP8266 and L3G4200D layout

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...

SHTC1 digital humidity sensor and ESP8266 example

In this article we look at another digital humidity sensor - this time its the SHTC1 and we will connect it to a Wemos...

ESP8266 and RFID-RC522 module example

In this example we will connect an RFID-RC522 module and connect to a Wemos Mini The microcontroller and card reader uses SPI for communication ....

ESP8266 displaying a QR code on an OLED display

In this example we will display a QR code on an OLED display with an ESP8266, in this case a Wemos mini. This will...

ESP8266 and DS18B20 sensor and MIcropython example

In this example we look at a DS18b20 example in Micropython for an ESP8266. Once again we use uPyCraft and again we use Wemos...

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...

Goouuu-S1 ESP8266 RGB led examples

In a previous post we looked at the Goouuu-S1 ESP8266 , on the board you will have seen that there is an RGB led The board uses...

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...

Using a BMP384 pressure sensor with an ESP8266

In this article we look at a temperature and pressure sensor, the BMP384 pressure sensor from Bosch Sensortec, and connect it to an ESP8266...

WS2812B RGB SHIELD for WeMos D1 mini examples

In this example we look at a new wemos shield (for us anyway), this is called the RGB shield and as you might expect...

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...