Difference between revisions of "Grove"

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[[Bibliothèque Wi-Fi ESP32 | Bibliothèque Wi-Fi ESP32]]<br>
 
[[Bibliothèque Wi-Fi ESP32 | Bibliothèque Wi-Fi ESP32]]<br>
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<b>WiFiScan</b>
 
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<PRE>
 
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/*
 
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  Example from WiFi > WiFiScan
 
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  Complete details at https://RandomNerdTutorials.com/esp32-useful-wi-fi-functions-arduino/
 
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*/
 
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#include "WiFi.h"
 
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void setup() {
 
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  Serial.begin(115200);
 
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  // Set WiFi to station mode and disconnect from an AP if it was previously connected
 
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  WiFi.mode(WIFI_STA);
 
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  WiFi.disconnect();
 
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  delay(100);
 
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  Serial.println("Setup done");
 
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}
 
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void loop() {
 
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  Serial.println("scan start");
 
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  // WiFi.scanNetworks will return the number of networks found
 
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  int n = WiFi.scanNetworks();
 
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  Serial.println("scan done");
 
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  if (n == 0) {
 
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      Serial.println("no networks found");
 
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  } else {
 
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    Serial.print(n);
 
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    Serial.println(" networks found");
 
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    for (int i = 0; i < n; ++i) {
 
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      // Print SSID and RSSI for each network found
 
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      Serial.print(i + 1);
 
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      Serial.print(": ");
 
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      Serial.print(WiFi.SSID(i));
 
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      Serial.print(" (");
 
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      Serial.print(WiFi.RSSI(i));
 
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      Serial.print(")");
 
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      Serial.println((WiFi.encryptionType(i) == WIFI_AUTH_OPEN)?" ":"*");
 
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      delay(10);
 
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    }
 
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  }
 
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  Serial.println("");
 
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  // Wait a bit before scanning again
 
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  delay(5000);
 
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}
 
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</PRE>
 
  
 
== Matériel pour ESP32 ==
 
== Matériel pour ESP32 ==

Revision as of 21:33, 9 September 2025