/* ESP32 WiFi Scanning example */
#include "WiFi.h"
int led1 = 14;
const int buttonPin = 2;
void setup() {
Serial.begin(115200);
Serial.println("Initializing WiFi...");
WiFi.mode(WIFI_STA);
Serial.println("Setup done!");
}
void loop() {
Serial.println("Scanning...");
pinMode(led1, OUTPUT);
pinMode(buttonPin, INPUT_PULLUP);
// WiFi.scanNetworks will return the number of networks found
int n = WiFi.scanNetworks();
Serial.println("Scan done!");
if (n == 0) {
Serial.println("No networks found.");
} else {
Serial.println();
Serial.print(n);
Serial.println(" networks found");
for (int i = 0; i < n; ++i) {
// Print SSID and RSSI for each network found
Serial.print(i + 1);
Serial.print(": ");
digitalWrite(led1, HIGH);
Serial.print(WiFi.SSID(i));
Serial.print(" (");
Serial.print(WiFi.RSSI(i));
Serial.print(")");
Serial.println((WiFi.encryptionType(i) == WIFI_AUTH_OPEN) ? " " : "*");
delay(10);
}
}
Serial.println("");
// Wait a bit before scanning again
delay(5000);
}
esp:0
esp:2
esp:4
esp:5
esp:12
esp:13
esp:14
esp:15
esp:16
esp:17
esp:18
esp:19
esp:21
esp:22
esp:23
esp:25
esp:26
esp:27
esp:32
esp:33
esp:34
esp:35
esp:3V3
esp:EN
esp:VP
esp:VN
esp:GND.1
esp:D2
esp:D3
esp:CMD
esp:5V
esp:GND.2
esp:TX
esp:RX
esp:GND.3
esp:D1
esp:D0
esp:CLK
led1:A
led1:C
r1:1
r1:2
r2:1
r2:2
btn1:1.l
btn1:2.l
btn1:1.r
btn1:2.r