FAQ

Q 

Why would someone want a deeper FIFO?

A 

A FIFO provides two main advantages:
1. It can collect data while the host processor sleeps (saving power) or tends
to other jobs.
2. It can store context prior to a trigger event that wakes up a system.…

Q 

What’s the best way to evaluate the ADXL362?

A 

There are several evaluation options available for the ADXL362 to suit
customers anywhere in their design process. The GUI-based real-time evaluation
system allows customers to familiarize themselves…

Q 

What are the options for evaluating the ADXL362?

A 

Several options are available.
•A complete, GUI-based system (EVAL-ADXL362Z-MLP) is available for viewing
real-time data and familiarizing oneself with the behavior and functionality of

Q 

What are the target applications for the ADXL362?

A 

Accelerometers find their way into an endless variety of applications. For the
ADXL362, we are  looking for applications with these two requirements:
(1) Low power is KEY. Usually this means a battery…

Q 

When I put the ADXL362 in Wake up or Measurement Mode it works fine. But when I
try AUTOSLEEP it doesn't work properly.

A 

The autosleep configuration is active only if linked or loop modes are enabled.
On page 29 in table 13 are Bit Descriptions…

Q 

A bunch of accelerometers on the market today have a FIFO. Why is the XL362
FIFO better?

A 

A FIFO has similar functionality to your DVR at home. It can record data (TV
shows) while you’re not watching, and then give you the data faster (or, let…

Q 

We want to use the trigger function to store the pre & post instants of the
trigger event, to analyze the signal. The register configuration is attached.
Fifo reading is done after buffer complete, 500 ms after the interrupt. Our
intention…

Q 

How accurate is the clock? How can I make it more accurate?

A 

The clock (and all timing parameters) is accurate to within approximately 10%.
If a more accurate clock is desired, an external clock can be used.

Q 

What you can and cannot do with a 200Hz BW?

A 

A 200 Hz bandwidth allows you to capture human (and animal) motion without
missing or aliasing any valuable information. 200 Hz may not be sufficient for
detection of shock events,  especially those…