Tutorial: Writing and reading to SD cards

Tutorial: Learn how get SD cards working and how to read and write to them. Shown are card types, wiring and 3 code examples to get SD cards working, saving comma separated data (CSV) and plotting results in Excel. A third example shows how to read CSV data from and SD card. The library used here is Sdfat.h Whether you use an Arduino, Teensy, or ESP32. chance are you will need to store data such as telemetry, GPS coordinates, or other measurements and hopefully this lesson will help learn how to use SD cards.

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[rarenu]

One more good addition to your instructional videos. Thanks for the detailed description.🙏

[mpi]

Thanks for the great video.
Is it possible to get the source code?

[sarojchaudhary]

Thank You for kind of your explanation,
can you share the code??

[avejst]

Great walkthrough
Thanks for sharing :-)

[alfatech]

Thanks for this video. Very helpful, as always👍

[aryangupta]

Teensy 4.1 has sd card module built in, will this library work with that, ehat what will be the CS pin for that SD card module

[DesignTuneOperate]

This is a great tut but please can we have the code? would be really usefull thanks : )

[sltechgalaxy]

How to change Pin Configuration compatibility for the Esp32 board??

[sltechgalaxy]

can i use esp32 board for this project?

[captjohnny]

If you get this....I'd like to know how to transfer a 340x340 JPG image to an SD Card using SPI . (1, 156, 000 bits) using something like your 20K to 50K MHz technique

[JeramieSaito]

I am not techy at all I do not understand all of this. Is this how you are supposed to read and write SD cards?