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2019-11-08 at 6:03 PM
#13315
I think
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File Conductivity1 = SD.open(“Conductivity.txt”,FILE_WRITE); |
should be
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Conductivity1 = SD.open(“Conductivity.txt”,FILE_WRITE); |
You also should have a
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Conductivity1.close() |
before the last delay.
Are you using a Mayfly? Are you using the built-in microSD card slot or the vertical adapter? What output do you get?
Did you ever get your program in your earlier thread to write to the SD card?