Here we look at the 3144 hall effect sensor and how it can be used to make a simple tachometer with the Arduino Uno and a 1602 LCD display

A copy of the code and a schematic diagram for this project are included in the shared folder here
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Files contained are -
SimpleTacho.ino - a text file - can be dowloaded and/or viewed in a normal text editor if required
Schematic_Simple_Tacho....pdf - a pdf of the circuit diagram

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