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Associate II
October 13, 2023
Question

Issue receiving PDM data in STM32L431KBU6TR

I'm currently using MEMS MP34DT06JTR audio sensor with STM32L431KBU6TR Mcu. I'm facing issue in receiving PDM data through SAI/I2S. I have connected one microphone to SAI Block-1 and the L/R pin is grounded. I'm attaching the main.c file and the configuration I used for SAI Block below for reference. Also I've attached sai_data.png which shows the result I'm getting currently.

 

Shivam1282_0-1697181446661.pngShivam1282_1-1697181472887.png

Shivam1282_2-1697181496286.png

 

 

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