MEMS (sensors)

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Hello ST Experts , I have a stm32f745 ,which creates a single file and writes a string array in SD card using FATFS, but now I want to create multiple files which appends the PDM2PCM middleware converted PCM buffer values. from the 3 MEMS acquired?

Certain things which are unclear are :1) When I increase the size of the PDM buffer and PCM buffer say to 2000 ,4096 to collect more samples for storing to convert them into a larger file into.wav or mp3 , I find no creation of the file in SD card .T...

SG.4 by Associate II
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How to reduce the size of MEMS' microphone data

Hi,I'm using an ST's digital MEMS microphone in my application. It is connected to an STM32L452 by SPI and the acquired data is stored in an SDCard.My sampling frequency is 32 KHz which means the microphone produces a considerable amount of data. So...

MAndr.233 by Associate III
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BlueCoin logging to SD Card with DataLog

Posted on April 10, 2018 at 14:21Hi,I'm trying the example software for the BlueCoin, also DataLog. The USB streaming of data is working the way it's written in a Start guide. But I'm not moving forward with DataLog on SD Card. I'm going through the...

How can I write to the SD card

Posted on August 08, 2011 at 23:47Hi all.Sorry for the simple question, but I'm totally new to this but how can I write the sensor output to the SD card? I can't seem to find info on it in the documentation.My intention for using the board is for Da...

gummih by Associate
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