ESP32 and MMA8452 accelerometer example

In this example we will connect a MMA8452Q accelerometer  to an ESP32 - in this case Lets look at the sensor The MMA8452Q is a smart, low-power, three-axis,...

Use a ESP32 to display DHT11 readings on a web page

  In a previous example we displayed DHT11 readings via the serial monitor and we also have had an ESP32 Web server example in the past, you...

ADS1115 analog-to-digital converter and ESP32

The ADS1115 device (ADS111x) 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....

ESP32 and LM35 temperature sensor

In this example we will connect an LM35 temperature sensor to our ESP32 module The LM35 series are precision integrated-circuit temperature sensors, whose output voltage...

MH ET LIVE ESP32 MINI KIT and Wemos DHT11 shield example

As promised we said we would try out some of the Wemos Mini shields with the MH ET LIVE ESP32 MINI KIT.  Here is...

ESP32 and MAG3110 magnetic sensor example

The MAG3110 is a small, low-power digital 3D magnetic sensor with a wide dynamic range to allow operation in PCBs with high extraneous magnetic...

ESP32 and HMC5983 magnetometer example

The Honeywell HMC5983 is a temperature compensated three-axis integrated circuit magnetometer. This surface-mount, multi-chip module is designed for low-field magnetic sensing for applications such...

ESP32 and HDC1008 temperature sensor example

In this example we will be connecting an HDC1008 module to an ESP32 module, we used a Lolin32 from Wemos but other makes should...

ESP32 and BMI160 sensor example

The BMI160 is a small, low power, low noise 16-bit inertial measurement unit designed for use in mobile applications like augmented reality or indoor...

LIS3MDL magnetic field sensor connected to a Wemos Lolin ESP32 module

In this article we look at another sensor - this time its the LIS3MDL which is a 3-axis MEMS magnetic field sensor, digital output,...

A look at B4R and ESP32 development

B4R is a development tool that I had not heard of before until today, it is from the makers of basic4Android a development tool...

bpi:bit and scroll:bit display examples

In a previous article we looked at the scroll:bit, this is an add on from Pimoroni which contains a lot of LEDs, in fact...