I am using a Parallax Melexis 90217 Hall-Effect Sensor (from Robotshop.com ) and a 16x2 alphanumeric LCD (from the Arduino Starter Kit) both work correctly form previous tests. The magnet is a strong Neodymium Magnet. What I want to do is print HIGH to the LCD when a magnet is present and print LOW …

Using a Hall Effect sensor with an LCD screen (solved)

scotthetland April 21, 2014, 10:52pm 6

I also put a 10kOHM resistor between pins 1 and 3 on the Hall effect sensor in-case anyone else is facing a similar problem as me.

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