v1.1.1

### Releases v1.1.1

1. Clean-up all compiler warnings possible.
2. Add Table of Contents
3. Modify Version String

Author: khoih-prog

README.md

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+/****************************************************************************************************************************
+  Async_ConfigOnDoubleReset_minimal.ino
+  For ESP8266 / ESP32 boards
+  Built by Khoi Hoang https://github.com/khoih-prog/ESP_WiFiManager
+  Licensed under MIT license
+ *****************************************************************************************************************************/
+#if defined(ESP32)
+  #define USE_SPIFFS            true
+  #define ESP_DRD_USE_EEPROM    true
+#else  
+  #error This code is intended to run on the ESP32 platform! Please check your Tools->Board setting.  
+#endif
+#include <ESP_WiFiManager.h>                    //https://github.com/khoih-prog/ESP_WiFiManager
+#define DRD_TIMEOUT             10
+#define DRD_ADDRESS             0
+#include <ESP_DoubleResetDetector.h>            //https://github.com/khoih-prog/ESP_DoubleResetDetector
+DoubleResetDetector* drd;
+const int PIN_LED       = 2;
+bool      initialConfig = false;
+
+void setup() {
+  pinMode(PIN_LED, OUTPUT);
+  Serial.begin(115200); while (!Serial); delay(200);
+  Serial.print(F("\nStarting ConfigOnDoubleReset_minimal on ")); Serial.println(ARDUINO_BOARD);
+  Serial.println(ESP_WIFIMANAGER_VERSION); 
+  drd = new DoubleResetDetector(DRD_TIMEOUT, DRD_ADDRESS);
+  if (drd->detectDoubleReset()) { Serial.println(F("DRD")); initialConfig = true; }
+  ESP_WiFiManager ESP_wifiManager("ConfigOnDoubleReset");
+  if (ESP_wifiManager.WiFi_SSID() == "") { Serial.println(F("No AP credentials")); initialConfig = true; }
+  if (initialConfig) {
+    Serial.println(F("Starting Config Portal")); digitalWrite(PIN_LED, HIGH);
+    if (!ESP_wifiManager.startConfigPortal()) { Serial.println(F("Not connected to WiFi")); }
+    else { Serial.println(F("connected")); }
+  }
+  else { WiFi.mode(WIFI_STA); WiFi.begin(); } 
+  unsigned long startedAt = millis();
+  digitalWrite(PIN_LED, LOW); Serial.print(F("After waiting "));
+  int connRes = WiFi.waitForConnectResult();
+  float waited = (millis() - startedAt);
+  Serial.print(waited / 1000); Serial.print(F(" secs , Connection result is ")); Serial.println(connRes);
+  if (WiFi.status() != WL_CONNECTED) { Serial.println(F("Failed to connect")); }
+  else { Serial.print(F("Local IP: ")); Serial.println(WiFi.localIP()); }
+}
+void loop() { drd->loop(); }

examples/ConfigOnDRD_ESP32_minimal/ConfigOnDRD_ESP32_minimal.ino

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+/****************************************************************************************************************************
+  Async_ConfigOnDoubleReset_minimal.ino
+  For ESP8266 / ESP32 boards
+  Built by Khoi Hoang https://github.com/khoih-prog/ESP_WiFiManager
+  Licensed under MIT license
+ *****************************************************************************************************************************/
+#if defined(ESP8266)
+  #define USE_LITTLEFS            true
+  #define ESP_DRD_USE_LITTLEFS    true
+#else  
+  #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.  
+#endif
+#include <ESP_WiFiManager.h>                    //https://github.com/khoih-prog/ESP_WiFiManager
+#define DRD_TIMEOUT             10
+#define DRD_ADDRESS             0
+#include <ESP_DoubleResetDetector.h>            //https://github.com/khoih-prog/ESP_DoubleResetDetector
+DoubleResetDetector* drd;
+const int PIN_LED       = 2;
+bool      initialConfig = false;
+
+void setup() {
+  pinMode(PIN_LED, OUTPUT);
+  Serial.begin(115200); while (!Serial); delay(200);
+  Serial.print(F("\nStarting ConfigOnDoubleReset_minimal on ")); Serial.println(ARDUINO_BOARD);
+  Serial.println(ESP_WIFIMANAGER_VERSION); 
+  if (WiFi.SSID() == "") { Serial.println(F("No AP credentials")); initialConfig = true; }
+  drd = new DoubleResetDetector(DRD_TIMEOUT, DRD_ADDRESS);
+  if (drd->detectDoubleReset()) { Serial.println(F("DRD")); initialConfig = true; }
+  if (initialConfig) {
+    Serial.println(F("Starting Config Portal")); digitalWrite(PIN_LED, LOW);
+    ESP_WiFiManager ESP_wifiManager("ConfigOnDoubleReset");
+    ESP_wifiManager.setConfigPortalTimeout(0);
+    if (!ESP_wifiManager.startConfigPortal()) { Serial.println(F("Not connected to WiFi")); }
+    else { Serial.println(F("connected")); }
+  }
+  digitalWrite(PIN_LED, HIGH); Serial.print(F("After waiting ")); //WiFi.mode(WIFI_STA);
+  unsigned long startedAt = millis();
+  int connRes = WiFi.waitForConnectResult();
+  float waited = (millis() - startedAt);
+  Serial.print(waited / 1000); Serial.print(F(" secs , Connection result is ")); Serial.println(connRes);
+  if (WiFi.status() != WL_CONNECTED) { Serial.println(F("Failed to connect")); }
+  else { Serial.print(F("Local IP: ")); Serial.println(WiFi.localIP()); }
+}
+void loop() { drd->loop(); }