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Function to calculate a square root of a number using Arduino IDE

Open Source software to program Arduino controllers

Introduction

The function to calculate a square root of a number is sqrt().


Requirements

Ethernet or 20 I/Os PLC:

Ethernet PLC >> 

20 I/Os PLC >> 

Industrial Shields boards:
Industrial Shields Boards >>


Function

sqrt(x);

Parameter

x: could be any data type 

Example

Next it is showed a simple example of how to print a square root of an analog value every second.

long number = 0;

void setup() {
  Serial.begin(9600L);
}

void loop() {
  number = sqrt(analogRead(I0_7));
  Serial.println(number);
  delay(1000);
}


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Take a look at this product comparison with other industrial controllers Arduino.

We are comparing inputs, outputs, communications and other features with the ones of the relevant brands.


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