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Precise temperature measurement with LIS2DW12: Calibration?

cuixuelian
Visitor

我想使用 LIS12DW12 来准确测试环境温度。我应该用什么方法校准芯片的准对,否则这个芯片不能准确测量温度?有没有关于他的实验错误的数据?


Google translation:

I want to use LIS12DW12 to accurately test the ambient temperature.

How should I calibrate the chip, otherwise the chip cannot accurately measure the temperature?

Is there any data about his experimental errors?

4 REPLIES 4
cuixuelian
Visitor

Duplicate - merged.


I want to use LIS2DW12 to measure the temperature, but the data I read through simple filtering is very inaccurate. I want to ask if anyone has used this chip to measure the temperature, is there any error data of temperature measurement at each room temperature, or how big the error is.

cuixuelian
Visitor

Duplicate - merged


I used the LIS2DW12 chip to accurately measure the temperature. I found that the temperature measurement of this chip was not accurate. I want to calibrate the chip with zero deviation. May I ask if there is any experimental plan, or if there are any powerful or professional people to answer for me? Even if this chip is calibrated, how big is the error of the chip under normal circumstances?

Andrew Neil
Super User

The LIS2DW12 is an accelerometer - so the temperature measurement is a secondary feature.

If your focus is on precise temperature measurement, you'd probably be better off with a dedicated temperature sensor?

A complex system that works is invariably found to have evolved from a simple system that worked.
A complex system designed from scratch never works and cannot be patched up to make it work.

At present, it is not convenient to change the chip. Let's see if there is any solution.