MEMS (sensors)

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Noise Characteristics?

Posted on October 04, 2014 at 21:33How can we learn the noise densities for many of ST accelerometers? I am currently using analog LIS344ALH in my design, since it has a low noise density stated in datasheet. If intended to use a digital/SPI interfa...

Application note for LPS25H?

Posted on March 13, 2014 at 00:22I am interested in the LPS25H MEMS barometer chip, but I am having a hard time figuring out the footprint of the HCLGA-10L package. Here is what is called out in the datasheet: I cannot decipher from his what the dim...

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aaron by Associate II
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LSM330DLC problem

Posted on July 17, 2014 at 17:33Hi guys,I'm using the LSM330DLC on a weareable device, but while testing I noticed that while measuring the gravity I get values on Z axis around 1380 counts (0x0564 hex raw data coming from the ic).The configuration ...

matias by Associate
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LIS3MDL Data Registers Not Updating

Posted on September 24, 2014 at 20:38Hello,I recently received a LIS3MDL board for evaluation.  After successfully implementing communications over I2C and receiving good data, it recently started misbehaving.  I am unable to read any data from the ...

LIS331DLH interrupts without Vddio?

Posted on September 23, 2014 at 16:57Is it possible not supplying VDDIO while INT1 and INT2 remain active? The Datasheet doesn't give information about that.Regards,Arne Kr�ger #lis331dlh-sensor

ak by Associate
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EXTI function not called

Posted on July 11, 2014 at 09:32Hello,I have a problem about EXTI settings in iNemo sample application LSM303DLHC_AccDataReady.c. My function EXTI9_5_IRQHandler defined in main.c is never called. I would like to know if some parameters should be set...

printf floating point numbers not working

Posted on September 20, 2014 at 20:56 I bought the iNEMO-M1 Discovery and I'm compiling a program that reads magnetometer values. If I do: trace_printf(''test %f\r\n'', 40.678); It prints ''test '', and no value (not even 0). If I do: trace_print...

LSM303DLHC non-linear scale?

Posted on June 03, 2014 at 18:37Hello!I'm trying to obtain correct data using I2C interface from magnetometer lsm303dlhc, which is included on mu stm32f3discovery board. I've configured device for continous conversion mode, 30Hz data output rate and...

leszek by Associate II
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