Create voltage.ino

file to read voltage from the plant
robbiebarrat · Feb 19, 2018 · 77364e0 · 77364e0
1 parent ff1c25f
commit 77364e0
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/voltage.ino b/voltage.ino
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+void setup() {
+  // initialize serial communication at 9600 bits per second:
+  Serial.begin(9600);
+}
+
+void loop() {
+  // read the input on analog pin 0:
+  int sensorValue = analogRead(A2);
+  // Convert the analog reading (which goes from 0 - 1023) to a voltage (0 - 5V):
+  float voltage = sensorValue * (5.0 / 1023.0);
+  // print out the value you read:
+  Serial.println(voltage);
+}