Hi, im new to the arduino. Im working on plant water and would like to add an off on control to activate the reading value of the sensor. Control is by sending serial. If I type send A, sensor value reads if its higher than 50 then relay off then then when lower and disable reading function. Thank y…

Water plant help

White_Lady March 11, 2019, 3:33am 7

Thanks for the reply. Can you provide me a sample?

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