updated SD card init speed

firmware/v3/web-server/web-server.ino

@@ -1,23 +1,23 @@
 /*
- * 
- *  Web Server Stick v3
- *  Author: Toby Chui
- *  
- *  This firmware load and serve web content
- *  from microSD card. 
- *  
- *  The following firmware config are recommended
- *  Board: Wemos D1 Mini
- *  CPU clockspeed: 160Mhz
- *  IwIP Varient: v2 Higher Bandwidth
- *  
- *  Require external library: 
- *  - ESPAsyncTCP (https://github.com/me-no-dev/ESPAsyncTCP)
- *  - ESPAsyncWebServer (https://github.com/me-no-dev/ESPAsyncWebServer)
- *  - ArduinoJson (https://github.com/bblanchon/ArduinoJson)
- *  - ESPping (https://github.com/dvarrel/ESPping)
- *  - Wake On LAN (https://github.com/a7md0/WakeOnLan)
- */
+
+    Web Server Stick v3
+    Author: Toby Chui
+
+    This firmware load and serve web content
+    from microSD card.
+
+    The following firmware config are recommended
+    Board: Wemos D1 Mini
+    CPU clockspeed: 160Mhz
+    IwIP Varient: v2 Higher Bandwidth
+
+    Require external library:
+    - ESPAsyncTCP (https://github.com/me-no-dev/ESPAsyncTCP)
+    - ESPAsyncWebServer (https://github.com/me-no-dev/ESPAsyncWebServer)
+    - ArduinoJson (https://github.com/bblanchon/ArduinoJson)
+    - ESPping (https://github.com/dvarrel/ESPping)
+    - Wake On LAN (https://github.com/a7md0/WakeOnLan)
+*/
 
 //WiFi library
 #include <ESP8266WiFi.h>
@@ -43,12 +43,18 @@
 /* Hardware Configurations */
 #define CS_PIN D0
 
+/* SD Card SPI Speed Definations */
+#define SDSPI_HALF_SPEED 4000000
+#define SDSPI_DEFAULT_SPEED 32000000
+#define SDSPI_HIGH_SPEED 64000000
+
 /* Software Global Variables */
 AsyncWebServer server(80);
 String adminUsername = "";
 String adminPassword = "";
 String mdnsName = "webstick";
 String authSession = ""; //Session key for admin
+int SDCardInitSpeed = SDSPI_HIGH_SPEED;
 
 /* Time Keeping */
 WiFiUDP ntpUDP;
@@ -66,10 +72,20 @@ String loadWiFiInfoFromSD();
 void setup() {
   // Setup Debug Serial Port
   Serial.begin(9600);
-  
+
   //Try Initialize SD card (blocking)
-  while (!SD.begin(CS_PIN, 32000000)){
-    Serial.println("SD card initialization failed. Retrying in 3 seconds...");
+  while (!SD.begin(CS_PIN, SDCardInitSpeed)) {
+    if (SDCardInitSpeed == SDSPI_HIGH_SPEED) {
+      //Fallback to default speed
+      SDCardInitSpeed = SDSPI_DEFAULT_SPEED;
+      Serial.println("SD card initialization failed. Falling back to default speed");
+    } else if (SDCardInitSpeed == SDSPI_DEFAULT_SPEED) {
+      //Fallback to half speed (legacy mode)
+      SDCardInitSpeed = SDSPI_HALF_SPEED;
+      Serial.println("SD card initialization failed. Falling back to legacy SPI_HALF_SPEED");
+    }else{
+      Serial.println("SD card initialization failed. Retrying in 3 seconds...");
+    }
     delay(3000);
   }
   Serial.println("SD card initialized");
@@ -85,14 +101,14 @@ void setup() {
 
   //Load admin credentials from SD card (cfg/admin.txt)
   initAdminCredentials();
-  
+
   //Start mDNS service
   initmDNSName();
-  if (!MDNS.begin(mdnsName)){
-      Serial.println("mDNS Error. Skipping.");
-  }else{
-      Serial.println("mDNS started. Connect to your webstick using http://" + mdnsName + ".local");
-      MDNS.addService("http", "tcp", 80);
+  if (!MDNS.begin(mdnsName)) {
+    Serial.println("mDNS Error. Skipping.");
+  } else {
+    Serial.println("mDNS started. Connect to your webstick using http://" + mdnsName + ".local");
+    MDNS.addService("http", "tcp", 80);
   }
 
   //Start NTP time client
@@ -110,13 +126,13 @@ void setup() {
 
   //Resume login session if any
   initLoginSessionKey();
-  
+
   // Start listening to HTTP Requests
   initWebServer();
 }
-  
 
-void loop(){
+
+void loop() {
   MDNS.update();
   timeClient.update();
 }

sd_card/www/admin/index.html

@@ -33,10 +33,10 @@
         <a class="item" href="/admin/index.html">
             <img class="ui tiny image" src="img/icon.svg">
         </a>
-        <a class="active yellow selectable item" onclick="switchFrame(event, this);" xframe="fs"><i class="folder icon"></i> File Manager</a>
-        <a class="violet selectable item" onclick="switchFrame(event, this);" xframe="search">Search</a>
-        <a class="blue selectable item" onclick="switchFrame(event, this);" xframe="users">Users</a>
-        <a class="grey selectable item" onclick="switchFrame(event, this);" xframe="info">Info</a>
+        <a class="active yellow selectable icon item" onclick="switchFrame(event, this);" xframe="fs"><i class="folder icon"></i></a>
+        <a class="violet selectable icon item" onclick="switchFrame(event, this);" xframe="search"><i class="ui search icon"></i></a>
+        <a class="blue selectable icon item" onclick="switchFrame(event, this);" xframe="users"><i class="ui user icon"></i></a>
+        <a class="grey selectable icon item" onclick="switchFrame(event, this);" xframe="info"><i class="ui info circle icon"></i></a>
         <div class="right menu">
             <a class="grey selectable item" title="Logout" onclick="handleLogout();"><i class="ui sign-out icon"></i></a>
         </div>

sd_card/www/admin/users.html

@@ -22,11 +22,12 @@
                     <img src="img/user.svg">
                     <div class="content">
                       <span id="currentUsername"><i class="ui loading spinner icon"></i> Loading</span>
-                      <div class="sub header">Current User Information</div>
+                      <div class="sub header">Current Account Information</div>
                     </div>
                 </h4>
             </div>
             <div class="ui segment">
+                <p>List of users registered in this WebStick</p>
                 <table class="ui unstackable basic celled table">
                     <thead>
                       <tr><th>Username</th>