Speed of Reading File from SD card is low - Page 3 — Parallax Forums

Speed of Reading File from SD card is low

chintan_joshi · 2023-08-18 06:46:52

Hello All, I am trying to read binary file from sd card using P2 Evaluation Board. Below is the cog function to read data from sd card. I am reading 19200 bytes chunk at a time, Total file size would be 2.5 MB. But when i measure time of reading 19200 bytes, its showing 4.62 ms(Time between pin 49 high and pin 49 LOW). 4.8…

Comments

evanh Posts: 15,423

2023-09-12 22:56

Thanks Eric. Very vigilant of you.

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