Difference: TinyML (8 vs. 9)

Revision 92023-09-12 - UliRaich

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META TOPICPARENT	name="WebHome"

TinyML

Introduction

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The photos below show the CPU and the backplane board.


ESP32S3 CPU	back plane (riple board)	prototype board

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The pinout of the ESP32S3 CPU looks as follows:

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in addition we need the microphone and the accelerometer. The I2S driver in MicroPython support the MH-ET Live and the SPH0645 microphones. There are many accelerometers on the market and I selected the LSM6DS3 because this is also used in the TinyML book.

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and the circuit diagram can be found here:

https://afnog.iotworkshop.africa/pub/IoT_Course_English/TinyML/sch_s3_mini_v1.0.0.pdf


SPH0645 microphone	MH-ET Live microphone	LSM6DS3 accelerometer

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META FILEATTACHMENT	attachment="proto.png" attr="" comment="" date="1694420071" name="proto.png" path="proto.png" size="175932" user="UliRaich" version="1"
META FILEATTACHMENT	attachment="micro_back.png" attr="" comment="" date="1694421710" name="micro_back.png" path="micro_back.png" size="367313" user="UliRaich" version="2"

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META FILEATTACHMENT	attachment="sch_s3_mini_v1.0.0.pdf" attr="" comment="" date="1694523423" name="sch_s3_mini_v1.0.0.pdf" path="sch_s3_mini_v1.0.0.pdf" size="165478" user="UliRaich" version="1"
META FILEATTACHMENT	attachment="esp32s3_pinout.png" attr="" comment="" date="1694523425" name="esp32s3_pinout.png" path="esp32s3_pinout.png" size="227540" user="UliRaich" version="1"

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