MEMS (sensors)

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LSM303D Noise levels?

Posted on June 10, 2014 at 12:58I am using an LSM303D and find the noise level surprisingly high. I have configured it with the following parameters:#define CTRL0 0b00000000 //for normal mode, filters by-passed#define CTRL1 0b00011111 //update afte...

feverest by Associate
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Inemo-M1 'LSM303DLHC_AccDataReady.c' problem

Posted on June 18, 2014 at 14:24Hi guys,I have jsut started using the Inemo_m1 discovery board.After Installing the software and doing some hello world projects (using KEIL IDE;debugged via ST-Link debugger), I decided to setup communication with th...

bouvett by Associate
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Problems with new iNemo Modules

Posted on June 17, 2014 at 17:25The old code I developed for other iNemo units does not work with parts just received.  It gets stuck at boot time.Code was based on suite INEMO-ENG-M1LI3_V5-1. It works ok when in debug via ST-link, but if left fee r...

franz by Associate
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About LSM330DLC Gyroscopes reflow solder problem

Posted on June 11, 2014 at 07:32We used LSM330DLC Gyroscopes in electric self-balancing unicycle. There is one problem of LSM330DLC  afterreflow solder. The LSM330DLC has offset to detect the angle from the vertical direction. The offset may be 0-7 ...

cac2012 by Associate
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MEMS Microphone Product Longevity

Posted on June 11, 2014 at 19:10Does ST have an expect product longevity for the MEMS Microphones?  These products look to be targeted at Consumer Products and there would be a concern of using these in an industrial product that needs a life expect...

gpowanda by Associate
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Code to Calculate Roll/Pitch/Yaw

Posted on June 12, 2014 at 18:00Does anyone know where to find/have the actual source code that calculates Roll/Pitch/Yaw for the iNEMO M1 System?I have the MKI121V1. Looking to see if it's possible to reset those values for calibration purposes, or...

mrm63 by Associate
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Extended Kalman Filiter

Posted on June 09, 2014 at 21:04Is the extended Kalman Filtering that's talked about in the iNEMO Engine LI3 (Lite) something that's already applied in the regular iNEMO suite when calculating Roll/Pitch/Yaw and Quaternion data? If I'm using the sof...

mrm63 by Associate
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LIS3DSH pedometer

Posted on June 06, 2014 at 01:57Have anybody seen the working example of one? I've got one but can prove it is not designed to be working. Have 2 guesses: it never made one despite promise or I got the wrong file. Any comment welcome. At the moment ...

finevlad by Associate
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