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...
Wemos and Soil Moisture Sensor example
In this article, we are going to interface a Soil moisture sensor with an ESP8266. This sensor measures the volumetric content of water inside...
The Wemos PIR shield
A new wemos shield and this time its based on a passive infrared sensor
An overview of a PIR
A passive infrared sensor (PIR sensor) is...
TM1637 7 segment display example
A common display module that you can buy on the internet contain the Tm1638 driver chip, I was interested in this one which is the...
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 and reed switch example
The reed switch is an electrical switch operated by an applied magnetic field. It consists of a pair of contacts on ferrous metal reeds...
Wemos HMC5883L example
The Honeywell HMC5883L is a surface-mount, multi-chip module designed for low-field magnetic sensing with a digital interface for applications such as lowcost compassing and...
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...
ESP8266 and L9110 fan module example
In this example we connect an ESp8266 to a dual L9110 fan module. This is a commonly found, basic low cost module which consists...
ESP8266 and LPS331AP pressure sensor example
In this article we look at the LPS331AP pressure sensor and as usual we connect it to a Wemos Mini and the example will...
Wemos Mini and DHT Pro example
In this example we connect the DHT22 Single Bus Digital Temperature Humidity Sensor (DHT Pro shield) to our Wemos Mini , you can see this...
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...
Wemos buzzer shield example
In this example we look at another Wemos mini shield, this time its the buzzer_shield which as its name suggests is a basic buzzer....
ESP8266 and MCP23017 example
The is a 16-bit, general purpose parallel I/O port expander for I2C bus applications.
The 16-bit I/O port functionally consists of two 8-bit ports (PORTA...
Read and write to the eeprom on the ESP8266
Description
The ESP8266 has 512 bytes of internal EEPROM, this could be useful if you need to store some settings, such as an IP address...
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...