Home Page | Language Reference (extended) | SD Reference | Libraries | Comparison | Changes


WiFi

WiFi.RSSI()

Description

Gets the signal strength of the connection to the router

Syntax

WiFi.RSSI();
WiFi.RSSI(wifiAccessPoint);

Parameters

wifiAccessPoint: specifies from which network to get the information

Returns

long : the current RSSI /Received Signal Strength in dBm

Example

#include <SPI.h>
#include <WiFi.h> //SSID of your network
char ssid[ ] = "yourNetwork" ;
//password of your WPA Network
char pass[ ] = "secretPassword" ; void setup ( )
{
 WiFi.begin (ssid, pass) ;   if (WiFi.status ( ) != WL_CONNECTED) {
    Serial.println ( "Couldn't get a wifi connection" ) ;
    while ( true ) ;
  }
  // if you are connected, print out info about the connection:
  else {
   // print the received signal strength:
  long rssi = WiFi.RSSI ( ) ;
  Serial.print ( "RSSI:" ) ;
  Serial.println (rssi) ;
  }
} void loop ( ) { }

Reference Home

Corrections, suggestions, and new documentation should be posted to the Forum.

The text of the Arduino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.