MPU9250 – 9-Axis Sensor Module – Part 1
The MPU9250 is an accelerometer, gyroscope, magnetometer and thermometer. I present its technical characteristics and give an introduction to my library.
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ADXL345 – The Universal Accelerometer – Part 1
The ADXL345 is a 3-axis accelerometer with many features. I explain how to use it with my associated library.
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ADS1115 – A/D converter with amplifier
The ADS1115 is a 16-bit, 4-channel A/D converter with amplifier and alert function. I explain its technical details and present my associated library.
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INA219 Current and Power Sensor
With the INA219 module, you can measure currents and power conveniently and reliably. I explain how this works and introduce my library INA219_WE.
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VL6180X – ToF proximity and ambient light sensor
The VL6180X proximity and ambient light sensing module is introduced. I chose a library that allows you to easily use its functions, including interrupts.
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Port expander MCP23017
The 16-bit I/O port expander MCP23017 is introduced including a library. The functions are explained by sketches and circuits.
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433 MHz radio with Arduino
How to realize a simple 433 Mhz radio link with an Arduino, how to set up the RadioHead library and a small receiver module test.
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