In a previous article I have analized 3 accelerometer side by side comparing their noise level. Today I am going to test a 3 axis accelerometer from ST  LIS331AL. I am going to compare it with the DE-ACCM2G accelerometer from Dimension Engeneering.

For testing purposes I have mounted the LIS331AL on a break-out board. If you're interested how this board can be done and device mounted make sure you read my article "DIY Surface Mount on a Budget".

I have connected both accelerometers to my USB Gamepad device  and will be using the Gamepad Configuration Software to trace the signals (although an osciloscope could be used instead).

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