Hi, I am trying to combine two codes below to record data values for CO2 onto SD card.The first code reads the Co2 value, and prints it onto serial monitor. And, the second code is for Micro SD shield which record data for analog pin 0, 1, and 2. So if anyone can help me out with combining these tw…

Combining Two codes into one (Micro SD shield and Gas sensor)

system October 30, 2017, 1:43pm 4

You only then need to open a file on the SD card.

Better plan to close it, too.

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