adding itsybitsy esp32 factory test

Author: BlitzCityDIY

Factory_Tests/ItsyBitsy_ESP32_FactoryReset/ItsyBitsy_ESP32_FactoryReset.ino

@@ -0,0 +1,54 @@
+// SPDX-FileCopyrightText: 2024 ladyada for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+
+#include "WiFi.h"
+#include <Adafruit_TestBed.h>
+extern Adafruit_TestBed TB;
+
+void setup() {
+  Serial.begin(115200);  
+  Serial.println("ItsyBitsy ESP32 Factory Reset");
+
+  TB.neopixelPin = PIN_NEOPIXEL;
+  TB.neopixelNum = 1; 
+  TB.begin();
+  TB.setColor(0x0);
+}
+
+uint8_t j = 0;
+void loop() {
+    pinMode(13, OUTPUT);
+    if (j == 255) {
+      TB.setColor(GREEN);
+      Serial.println("scan start");
+      // 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.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(": ");
+            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("");
+    }
+    
+    TB.setColor(TB.Wheel(j++));
+    delay(10);
+    if (j % 20 == 10) digitalWrite(13, HIGH);
+    if (j % 20 == 0) digitalWrite(13, LOW);
+    return;
+  
+}