How to project control voltage?

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okey thank’s

Temperature, Humidity, Soil Moisture Monitoring with Particle, DHT22 and Blynk

While testing out our new Logger widget, I decided to make a simple setup, to monitor something in my apartment. Since we have lot’s of plants, I’ve taken the most thirsty ones to look closely at them. [image] [image] Duplicate Gauges were used to determine min/max for data mapping later. Materials: Particle Core DHT22 2 soil moisture sensors This is the code I used in Particle Web IDE: #include "blynk/blynk.h" #include "blynk/BlynkSimpleSparkCore.h" #include "SparkCorePolledTimer/Sp…

how to export data to excell?
how to make data logger?