ESP8266 and MMA8452 accelerometer example

In this example we will connect a MMA8452Q accelerometer  to an ESP8266 - as usual it's a Wemos Mini Lets look at the sensor The MMA8452Q is a...

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 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...

Wemos Mini and a PCF8574

The PCF8574 is an 8 bits I/O port expander that uses the I2C protocol. Using this IC, you can use only the SDA and...

ADS1115 analog-to-digital converter and ESP8266

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...

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...

Wemos Mini and MMA8451 accelerometer

The MMA8451 is a low-power accelerometer with 14 bits of resolution, with the following features: Embedded functions with flexible user-programmable options, configurable to two interrupt...

AM2320 temperature and humidity sensor and ESP8266 example

Temperature and humidity combined sensor AM2320 digital temperature and humidity sensor is a digital signal output has been calibrated. Using special temperature and humidity...
ESP8266 and TSL2591 layout

TSL2591 light-to-digital converter and ESP8266 example

In this article we look at another light-to-digital converter - this time its the TSL2591 and we will connect it to a Wemos Mini First...

DPS310 barometric pressure sensor and ESP8266 example using the Arduino IDE

In this article we look at a DPS310 barometric pressure sensor and we will connect it to a Wemos Mini First lets look at the...

Using a KX132 or KX134 Triple Axis Accelerometer with an ESP8266

In this article we look at 2 very similar Triple-axis Magnetometer that I recently purchased, the KX132 and KX134 Triple Axis Accelerometers, we will...

RPI-1031 tilt sensor and Wemos Mini example

In this article we look at a tilt sensor - this time its the RPI-1031 and we will connect it to a Wemos The RPI-1031...

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...

ESP8266 and vibration sensor module

In this example we connect a vibration motor module to an ESP8266. This is the type of motor that you could find in a...

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 Mini and I2C LCD example

Sometimes a nice big LCD is useful for your projects, in this example we will interface to an I2C LCD using our ESP32. Now...