diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7cbda3f6..eed54e7b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,32 @@
 
 ### Development versions after 0.11.1 release
 
+#### Build 2103060
+
+-   Auto start field population in bus config
+
+#### Build 2103050
+
+-   Fixed incorrect over-memory indication in LED settings on ESP32
+
+#### Build 2103041
+
+-   Added destructor for BusPwm (fixes #1789)
+
+#### Build 2103040
+
+-   Fixed relay mode inverted when upgrading from 0.11.0
+-   Fixed no more than 2 pins per bus configurable in UI
+-   Changed to non-linear IR brightness steps (PR #1742)
+-   Fixed various warnings (PR #1744)
+-   Added UDP DNRGBW Mode (PR #1704)
+-   Added dynamic LED mapping with ledmap.json file (PR #1738)
+-   Added support for QuinLED-ESP32-Ethernet board
+-   Added support for WESP32 ethernet board (PR #1764)
+-   Added Caching for main UI (PR #1704)
+-   Added Tetrix mode (PR #1729)
+-   Added memory check on Bus creation
+
 #### Build 2102050
 
 -   Version bump to 0.12.0-a0 "Hikari"
diff --git a/wled00/bus_manager.h b/wled00/bus_manager.h
index d38e4092..73d483e2 100644
--- a/wled00/bus_manager.h
+++ b/wled00/bus_manager.h
@@ -55,7 +55,6 @@ class Bus {
   virtual void cleanup() {};
 
   virtual ~Bus() { //throw the bus under the bus
-    //Serial.println("Destructor!");
   }
 
   virtual uint8_t getPins(uint8_t* pinArray) { return 0; }
@@ -243,10 +242,6 @@ class BusPwm : public Bus {
     _valid = true;
   };
 
-  ~BusPwm() {
-    cleanup();
-  }
-
   void setPixelColor(uint16_t pix, uint32_t c) {
     if (pix != 0 || !_valid) return; //only react to first pixel
     uint8_t r = c >> 16;
@@ -309,6 +304,10 @@ class BusPwm : public Bus {
     deallocatePins();
   }
 
+  ~BusPwm() {
+    cleanup();
+  }
+
   private: 
   uint8_t _pins[5] = {255, 255, 255, 255, 255};
   uint8_t _data[5] = {255, 255, 255, 255, 255};
diff --git a/wled00/cfg.cpp b/wled00/cfg.cpp
index 8744851d..8fd25088 100644
--- a/wled00/cfg.cpp
+++ b/wled00/cfg.cpp
@@ -30,8 +30,8 @@ void deserializeConfig() {
     return;
   }
 
-  //int rev_major = doc[F("rev")][0]; // 1
-  //int rev_minor = doc[F("rev")][1]; // 0
+  //int rev_major = doc["rev"][0]; // 1
+  //int rev_minor = doc["rev"][1]; // 0
 
   //long vid = doc[F("vid")]; // 2010020
 
@@ -127,7 +127,7 @@ void deserializeConfig() {
     //(this shouldn't have been in ins obj. but remains here for compatibility)
     skipFirstLed |= skipFirst = (bool) elm[F("skip")];
     uint8_t ledType = elm[F("type")] | TYPE_WS2812_RGB;
-    bool reversed = elm[F("rev")];
+    bool reversed = elm["rev"];
     //RGBW mode is enabled if at least one of the strips is RGBW
     if ((bool)elm[F("rgbw")]) SET_BIT(ledType,7); else UNSET_BIT(ledType,7);  // hack bit 7 to indicate RGBW (as an override if necessary)
     useRGBW |= (bool)elm[F("rgbw")];
diff --git a/wled00/const.h b/wled00/const.h
index c7ab4ebd..d2160ba5 100644
--- a/wled00/const.h
+++ b/wled00/const.h
@@ -190,7 +190,7 @@
 // maximum number of LEDs - more than 1500 LEDs (or 500 DMA "LEDPIN 3" driven ones) will cause a low memory condition on ESP8266
 #ifndef MAX_LEDS
 #ifdef ESP8266
-#define MAX_LEDS 1664
+#define MAX_LEDS 8192 //rely on memory limit to limit this to 1600 LEDs
 #else
 #define MAX_LEDS 8192
 #endif
@@ -204,6 +204,10 @@
 #endif
 #endif
 
+#ifndef MAX_LEDS_PER_BUS
+#define MAX_LEDS_PER_BUS 4096
+#endif
+
 // string temp buffer (now stored in stack locally)
 #define OMAX 2048
 
diff --git a/wled00/data/settings_leds.htm b/wled00/data/settings_leds.htm
index 6ddeefc0..7792d592 100644
--- a/wled00/data/settings_leds.htm
+++ b/wled00/data/settings_leds.htm
@@ -5,7 +5,7 @@
 	<meta name="viewport" content="width=500">
 	<title>LED Settings</title>
 	<script>
-    var d=document,laprev=55,maxST=2,bmax=5000,LCmax=1536,bquot=0; //maximum bytes for LED allocation: 5kB for 8266, 32kB for 32
+    var d=document,laprev=55,maxB=1,maxM=5000,maxPB=4096,bquot=0; //maximum bytes for LED allocation: 5kB for 8266, 32kB for 32
 		function H()
 		{
 			window.open("https://github.com/Aircoookie/WLED/wiki/Settings#led-settings");
@@ -14,6 +14,9 @@
 		{
 			window.open("/settings","_self");
     }
+    function bLimits(b,p,m) {
+      maxB = b; maxM = m; maxPB = p;
+    }
     function trySubmit() {
       var LCs = d.getElementsByTagName("input");
       for (i=0; i<LCs.length; i++) {
@@ -31,10 +34,10 @@
             }
           }
       }
-      if (bquot > 100) {var msg = "Too many LEDs for me to handle!"; if (bmax < 10000) msg += "\n\rConsider using an ESP32."; alert(msg); return;}
+      if (bquot > 100) {var msg = "Too many LEDs for me to handle!"; if (maxM < 10000) msg += "\n\rConsider using an ESP32."; alert(msg); return;}
       if (d.Sf.reportValidity()) d.Sf.submit();
     }
-		function S(){GetV();setABL(); d.getElementById('m1').innerHTML = bmax;}
+		function S(){GetV();setABL(); d.getElementById('m1').innerHTML = maxM;}
     function enABL()
     {
       var en = d.getElementById('able').checked;
@@ -68,10 +71,10 @@
     function getMem(type, len, p0) {
       //len = parseInt(len);
       if (type < 32) {
-        if (bmax < 10000 && p0==3) {    //8266 DMA uses 5x the mem
+        if (maxM < 10000 && p0==3) {    //8266 DMA uses 5x the mem
           if (type > 29) return len*20; //RGBW
           return len*15;
-        } else if (bmax > 10000) {      //ESP32 RMT uses double buffer?
+        } else if (maxM > 10000) {      //ESP32 RMT uses double buffer?
           if (type > 29) return len*8;  //RGBW
           return len*6;
         }
@@ -84,7 +87,7 @@
     }
 		function UI(change=false)
 		{
-      var isRGBW = false, memu = 0, p3u = false;
+      var isRGBW = false, memu = 0;
       
       d.getElementById('ampwarning').style.display = (d.Sf.MA.value > 7200) ? 'inline':'none';
 	  
@@ -147,7 +150,7 @@
         }
         if (nm=="L0" || nm=="L1") {
           var lc=d.getElementsByName("LC"+LCs[i].name.substring(2))[0];
-          lc.max=LCmax;
+          lc.max=maxPB;
         }
         if (nm=="L0" || nm=="L1" || nm=="L2" || nm=="L3" || nm=="L4" || nm=="RL" || nm=="BT" || nm=="IR" || nm=="AX")
           if (LCs[i].value!="" && LCs[i].value!="-1") {
@@ -169,11 +172,11 @@
       }
 
       d.getElementById('m0').innerHTML = memu;
-      bquot = memu / bmax * 100;
+      bquot = memu / maxM * 100;
       d.getElementById('dbar').style.background = `linear-gradient(90deg, ${bquot > 60 ? (bquot > 90 ? "red":"orange"):"#ccc"} 0 ${bquot}%%, #444 ${bquot}%% 100%%)`;
-      d.getElementById('ledwarning').style.display = (sLC > LCmax || maxLC > 800 || bquot > 80) ? 'inline':'none';
-      d.getElementById('ledwarning').style.color = (sLC > LCmax || maxLC > LCmax || bquot > 100) ? 'red':'orange';
-      d.getElementById('wreason').innerHTML = (bquot > 80) ? "80% of max. LED memory" +(bquot>100 ? ` (<b>WARNING: Using over ${bmax}B!</b>)` : "") : "800 LEDs per pin";
+      d.getElementById('ledwarning').style.display = (sLC > maxPB || maxLC > 800 || bquot > 80) ? 'inline':'none';
+      d.getElementById('ledwarning').style.color = (sLC > maxPB || maxLC > maxPB || bquot > 100) ? 'red':'orange';
+      d.getElementById('wreason').innerHTML = (bquot > 80) ? "80% of max. LED memory" +(bquot>100 ? ` (<b>WARNING: Using over ${maxM}B!</b>)` : "") : "800 LEDs per pin";
 
       var val = Math.ceil((100 + sLC * laprev)/500)/2;
 			val = (val > 5) ? Math.ceil(val) : val;
@@ -197,14 +200,20 @@
 			d.getElementById('psu').innerHTML = s;
       d.getElementById('psu2').innerHTML = isWS2815 ? "" : s2;
     }
+    function lastEnd(i) {
+      if (i<1) return 0;
+      v = parseInt(d.getElementsByName("LS"+(i-1))[0].value) + parseInt(d.getElementsByName("LC"+(i-1))[0].value);
+      if (isNaN(v)) return 0;
+      return v;
+    }
     function addLEDs(n)
     {
-      if (n>1) {maxST=n; d.getElementById("+").style.display="inline"; return;}
+      if (n>1) {maxB=n; d.getElementById("+").style.display="inline"; return;}
 
       var o = d.getElementsByClassName("iST");
       var i = o.length;
 
-      if ((n==1 && i>=maxST) || (n==-1 && i==0)) return;
+      if ((n==1 && i>=maxB) || (n==-1 && i==0)) return;
 
       var f = d.getElementById("mLC");
       if (n==1) {
@@ -242,7 +251,7 @@ Color Order:
 <span id="p3d${i}"></span><input type="number" name="L3${i}" min="0" max="40" style="width:35px" onchange="UI()"/>
 <span id="p4d${i}"></span><input type="number" name="L4${i}" min="0" max="40" style="width:35px" onchange="UI()"/>
 <br>
-<span id="psd${i}">Start:</span> <input type="number" name="LS${i}" id="ls${i}" min="0" max="8191" value="0" required />&nbsp;
+<span id="psd${i}">Start:</span> <input type="number" name="LS${i}" id="ls${i}" min="0" max="8191" value="${lastEnd(i)}" required />&nbsp;
 <div id="dig${i}" style="display:inline">
 Count: <input type="number" name="LC${i}" min="0" max="2048" value="1" required oninput="UI()" /><br>
 Reverse (rotated 180°): <input type="checkbox" name="CV${i}">
@@ -255,7 +264,7 @@ Reverse (rotated 180°): <input type="checkbox" name="CV${i}">
         o[--i].remove();--i;
       }
 
-      d.getElementById("+").style.display = (i<maxST-1) ? "inline":"none";
+      d.getElementById("+").style.display = (i<maxB-1) ? "inline":"none";
       d.getElementById("-").style.display = (i>0) ? "inline":"none";
 
       UI();
@@ -263,7 +272,7 @@ Reverse (rotated 180°): <input type="checkbox" name="CV${i}">
 		function GetV()
 		{
       //values injected by server while sending HTML
-      //bmax=5000;LCmax=1536;d.um_p=[1,6,7,8,9,10,...];addLEDs(3);d.Sf.LC.value=250;addLEDs(1);d.Sf.L00.value=2;d.Sf.L10.value=0;d.Sf.LC0.value=250;d.Sf.LT0.value=22;d.Sf.CO0.value=0;d.Sf.LS0.value=0;d.Sf.LS0.checked=0;d.Sf.MA.value=5400;d.Sf.LA.value=55;d.getElementsByClassName("pow")[0].innerHTML="350mA";d.Sf.CA.value=40;d.Sf.AW.value=3;d.Sf.BO.checked=0;d.Sf.BP.value=3;d.Sf.GB.checked=0;d.Sf.GC.checked=1;d.Sf.TF.checked=1;d.Sf.TD.value=700;d.Sf.PF.checked=0;d.Sf.BF.value=64;d.Sf.TB.value=0;d.Sf.TL.value=60;d.Sf.TW.value=1;d.Sf.PB.selectedIndex=0;d.Sf.RV.checked=0;d.Sf.SL.checked=0;d.Sf.RL.value=12;d.Sf.RM.checked=0;d.Sf.BT.value=-1;d.Sf.IR.value=-1;d.Sf.AX.value=-1;
+      //maxM=5000;maxPB=1536;d.um_p=[1,6,7,8,9,10,...];addLEDs(3);d.Sf.LC.value=250;addLEDs(1);d.Sf.L00.value=2;d.Sf.L10.value=0;d.Sf.LC0.value=250;d.Sf.LT0.value=22;d.Sf.CO0.value=0;d.Sf.LS0.value=0;d.Sf.LS0.checked=0;d.Sf.MA.value=5400;d.Sf.LA.value=55;d.getElementsByClassName("pow")[0].innerHTML="350mA";d.Sf.CA.value=40;d.Sf.AW.value=3;d.Sf.BO.checked=0;d.Sf.BP.value=3;d.Sf.GB.checked=0;d.Sf.GC.checked=1;d.Sf.TF.checked=1;d.Sf.TD.value=700;d.Sf.PF.checked=0;d.Sf.BF.value=64;d.Sf.TB.value=0;d.Sf.TL.value=60;d.Sf.TW.value=1;d.Sf.PB.selectedIndex=0;d.Sf.RV.checked=0;d.Sf.SL.checked=0;d.Sf.RL.value=12;d.Sf.RM.checked=0;d.Sf.BT.value=-1;d.Sf.IR.value=-1;d.Sf.AX.value=-1;
     }
 	</script>
 	<style>
diff --git a/wled00/html_settings.h b/wled00/html_settings.h
index 36b6af4e..c9897f06 100644
--- a/wled00/html_settings.h
+++ b/wled00/html_settings.h
@@ -72,7 +72,7 @@ Do not enable if WiFi is working correctly, increases power consumption.</i><div
 // Autogenerated from wled00/data/settings_leds.htm, do not edit!!
 const char PAGE_settings_leds[] PROGMEM = R"=====(<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta 
 name="viewport" content="width=500"><title>LED Settings</title><script>
-var d=document,laprev=55,maxST=2,bmax=5e3,LCmax=1536,bquot=0;function H(){window.open("https://github.com/Aircoookie/WLED/wiki/Settings#led-settings")}function B(){window.open("/settings","_self")}function trySubmit(){var e=d.getElementsByTagName("input");for(i=0;i<e.length;i++){var n=e[i].name.substring(0,2);if(("L0"==n||"L1"==n||"L2"==t||"L3"==t||"L4"==t||"RL"==n||"BT"==n||"IR"==n||"AX"==n)&&""!=e[i].value&&"-1"!=e[i].value){if(d.um_p&&d.um_p.some(n=>n==parseInt(e[i].value,10)))return alert("Usermod/reserved pin conflict!"),void e[i].focus();for(j=i+1;j<e.length;j++){var t=e[j].name.substring(0,2);if(("L0"==t||"L1"==t||"L2"==t||"L3"==t||"L4"==t||"RL"==t||"BT"==t||"IR"==t||"AX"==t)&&""!=e[j].value&&e[i].value==e[j].value)return alert("Pin conflict!"),void e[j].focus()}}}if(bquot>100){var a="Too many LEDs for me to handle!";return bmax<1e4&&(a+="\n\rConsider using an ESP32."),void alert(a)}d.Sf.reportValidity()&&d.Sf.submit()}function S(){GetV(),setABL(),d.getElementById("m1").innerHTML=bmax}function enABL(){var e=d.getElementById("able").checked;d.Sf.LA.value=e?laprev:0,d.getElementById("abl").style.display=e?"inline":"none",d.getElementById("psu2").style.display=e?"inline":"none",d.Sf.LA.value>0&&setABL()}function enLA(){var e=d.Sf.LAsel.value;d.Sf.LA.value=e,d.getElementById("LAdis").style.display=50==e?"inline":"none",UI()}function setABL(){switch(d.getElementById("able").checked=!0,d.Sf.LAsel.value=50,parseInt(d.Sf.LA.value)){case 0:d.getElementById("able").checked=!1,enABL();break;case 30:d.Sf.LAsel.value=30;break;case 35:d.Sf.LAsel.value=35;break;case 55:d.Sf.LAsel.value=55;break;case 255:d.Sf.LAsel.value=255;break;default:d.getElementById("LAdis").style.display="inline"}UI()}function getMem(e,n,t){return e<32?bmax<1e4&&3==t?e>29?20*n:15*n:bmax>1e4?e>29?8*n:6*n:e>29?4*n:3*n:e>31&&e<48?5:44==e||45==e?4*n:3*n}function UI(e=!1){var n=!1,t=0;d.getElementById("ampwarning").style.display=d.Sf.MA.value>7200?"inline":"none",255==d.Sf.LA.value?laprev=12:d.Sf.LA.value>0&&(laprev=d.Sf.LA.value);var a=d.getElementsByTagName("select");for(c=0;c<a.length;c++)if("LT"==a[c].name.substring(0,2)){L=a[c].name.substring(2);var i=parseInt(a[c].value,10);d.getElementById("p0d"+L).innerHTML=i>49?"Data:":i>41?"Pins:":"Pin:",d.getElementById("p1d"+L).innerHTML=i>49?"Clk:":"";var l=d.getElementsByName("L1"+L)[0];for(t+=getMem(i,d.getElementsByName("LC"+L)[0].value,d.getElementsByName("L0"+L)[0].value),p=1;p<5;p++){(l=d.getElementsByName("L"+p+L)[0])&&(i>49&&1==p||i>41&&i<50&&p+40<i?(l.style.display="inline",l.required=!0):(l.style.display="none",l.required=!1,l.value=""))}d.getElementById("ls"+L).readOnly=!(i>31&&i<48),d.getElementById("LC").readOnly=!(i>31&&i<48),e&&(d.getElementById("ew"+L).checked=30==i||31==i||44==i||45==i,d.getElementById("ls"+L).value=L+1),d.getElementById("ew"+L).onclick=i>31&&i<48?function(){return!1}:function(){},n|=d.getElementById("ew"+L).checked,d.getElementById("dig"+L).style.display=i>31&&i<48?"none":"inline",d.getElementById("psd"+L).innerHTML=i>31&&i<48?"Index:":"Start:"}var o=d.querySelectorAll(".wc"),s=o.length;for(c=0;c<s;c++)o[c].style.display=n?"inline":"none";var r=d.getElementsByTagName("input"),u=0,m=0;for(c=0;c<r.length;c++){var v=r[c].name.substring(0,2);if("LC"!=v||"LC"===r[c].name){if("L0"==v||"L1"==v)d.getElementsByName("LC"+r[c].name.substring(2))[0].max=LCmax;if(("L0"==v||"L1"==v||"L2"==v||"L3"==v||"L4"==v||"RL"==v||"BT"==v||"IR"==v||"AX"==v)&&""!=r[c].value&&"-1"!=r[c].value){if(d.um_p&&d.um_p.some(e=>e==parseInt(r[c].value,10))){alert("Usermod/reserved pin conflict!"),r[c].focus();continue}for(j=0;j<r.length;j++)if(c!=j){var y=r[j].name.substring(0,2);if(("L0"==y||"L1"==y||"L2"==y||"L3"==y||"L4"==y||"RL"==y||"BT"==y||"IR"==y||"AX"==y)&&""!=r[j].value&&r[c].value==r[j].value){alert("Pin conflict!"),r[j].value="",r[j].focus();break}}}}else{var L=r[c].name.substring(2),g=parseInt(r[c].value,10);d.getElementById("ls"+L).readOnly&&(d.getElementById("ls"+L).value=u),g&&(u+=g,g>m&&(m=g))}}if(d.getElementById("LC").readOnly&&(d.getElementsByName("LC")[0].value=u),d.activeElement==d.getElementsByName("LC")[0]){var c=d.getElementsByClassName("iST").length;1==c&&(d.getElementsByName("LC0")[0].value=d.getElementsByName("LC")[0].value)}d.getElementById("m0").innerHTML=t,bquot=t/bmax*100,d.getElementById("dbar").style.background=`linear-gradient(90deg, ${bquot>60?bquot>90?"red":"orange":"#ccc"} 0 ${bquot}%%, #444 ${bquot}%% 100%%)`,d.getElementById("ledwarning").style.display=u>LCmax||m>800||bquot>80?"inline":"none",d.getElementById("ledwarning").style.color=u>LCmax||m>LCmax||bquot>100?"red":"orange",d.getElementById("wreason").innerHTML=bquot>80?"80% of max. LED memory"+(bquot>100?` (<b>WARNING: Using over ${bmax}B!</b>)`:""):"800 LEDs per pin";var B=Math.ceil((100+u*laprev)/500)/2;B=B>5?Math.ceil(B):B;a="";var f=30==d.Sf.LAsel.value,b=255==d.Sf.LAsel.value;B<1.02&&!f&&!b?a="ESP 5V pin with 1A USB supply":(a+=f?"12V ":b?"WS2815 12V ":"5V ",a+=B,a+="A supply connected to LEDs");var E=Math.ceil((100+u*laprev)/1500)/2,I="(for most effects, ~";I+=E=E>5?Math.ceil(E):E,I+="A is enough)<br>",d.getElementById("psu").innerHTML=a,d.getElementById("psu2").innerHTML=b?"":I}function addLEDs(e){if(e>1)return maxST=e,void(d.getElementById("+").style.display="inline");var n=d.getElementsByClassName("iST"),t=n.length;if(!(1==e&&t>=maxST||-1==e&&0==t)){var a=d.getElementById("mLC");if(1==e){var i=`<div class="iST">\n${t>0?'<hr style="width:260px">':""}\n${t+1}:\n<select name="LT${t}" onchange="UI(true)">\n<option value="22">WS281x</option>\n<option value="30">SK6812 RGBW</option>\n<option value="31">TM1814</option>\n<option value="24">400kHz</option>\n<option value="50">WS2801</option>\n<option value="51">APA102</option>\n<option value="52">LPD8806</option>\n<option value="53">P9813</option>\n<option value="41">PWM White</option>\n<option value="42">PWM WWCW</option>\n<option value="43">PWM RGB</option>\n<option value="44">PWM RGBW</option>\n<option value="45">PWM RGBWC</option>\n</select>&nbsp;\nColor Order:\n<select name="CO${t}">\n<option value="0">GRB</option>\n<option value="1">RGB</option>\n<option value="2">BRG</option>\n<option value="3">RBG</option>\n<option value="4">BGR</option>\n<option value="5">GBR</option>\n</select><br>\n<span id="p0d${t}">Pin:</span> <input type="number" name="L0${t}" min="0" max="40" required style="width:35px" onchange="UI()"/>\n<span id="p1d${t}">Clock:</span> <input type="number" name="L1${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<span id="p2d${t}"></span><input type="number" name="L2${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<span id="p3d${t}"></span><input type="number" name="L3${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<span id="p4d${t}"></span><input type="number" name="L4${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<br>\n<span id="psd${t}">Start:</span> <input type="number" name="LS${t}" id="ls${t}" min="0" max="8191" value="0" required />&nbsp;\n<div id="dig${t}" style="display:inline">\nCount: <input type="number" name="LC${t}" min="0" max="2048" value="1" required oninput="UI()" /><br>\nReverse (rotated 180°): <input type="checkbox" name="CV${t}">\n</div>\n&nbsp;RGBW: <input id="ew${t}" type="checkbox" name="EW${t}"><br>\n</div>`;a.insertAdjacentHTML("beforeend",i)}-1==e&&(n[--t].remove(),--t),d.getElementById("+").style.display=t<maxST-1?"inline":"none",d.getElementById("-").style.display=t>0?"inline":"none",UI()}}function GetV() {var d=document;
+var d=document,laprev=55,maxB=1,maxM=5e3,maxPB=4096,bquot=0;function H(){window.open("https://github.com/Aircoookie/WLED/wiki/Settings#led-settings")}function B(){window.open("/settings","_self")}function bLimits(e,n,t){maxB=e,maxM=t,maxPB=n}function trySubmit(){var e=d.getElementsByTagName("input");for(i=0;i<e.length;i++){var n=e[i].name.substring(0,2);if(("L0"==n||"L1"==n||"L2"==t||"L3"==t||"L4"==t||"RL"==n||"BT"==n||"IR"==n||"AX"==n)&&""!=e[i].value&&"-1"!=e[i].value){if(d.um_p&&d.um_p.some(n=>n==parseInt(e[i].value,10)))return alert("Usermod/reserved pin conflict!"),void e[i].focus();for(j=i+1;j<e.length;j++){var t=e[j].name.substring(0,2);if(("L0"==t||"L1"==t||"L2"==t||"L3"==t||"L4"==t||"RL"==t||"BT"==t||"IR"==t||"AX"==t)&&""!=e[j].value&&e[i].value==e[j].value)return alert("Pin conflict!"),void e[j].focus()}}}if(bquot>100){var a="Too many LEDs for me to handle!";return maxM<1e4&&(a+="\n\rConsider using an ESP32."),void alert(a)}d.Sf.reportValidity()&&d.Sf.submit()}function S(){GetV(),setABL(),d.getElementById("m1").innerHTML=maxM}function enABL(){var e=d.getElementById("able").checked;d.Sf.LA.value=e?laprev:0,d.getElementById("abl").style.display=e?"inline":"none",d.getElementById("psu2").style.display=e?"inline":"none",d.Sf.LA.value>0&&setABL()}function enLA(){var e=d.Sf.LAsel.value;d.Sf.LA.value=e,d.getElementById("LAdis").style.display=50==e?"inline":"none",UI()}function setABL(){switch(d.getElementById("able").checked=!0,d.Sf.LAsel.value=50,parseInt(d.Sf.LA.value)){case 0:d.getElementById("able").checked=!1,enABL();break;case 30:d.Sf.LAsel.value=30;break;case 35:d.Sf.LAsel.value=35;break;case 55:d.Sf.LAsel.value=55;break;case 255:d.Sf.LAsel.value=255;break;default:d.getElementById("LAdis").style.display="inline"}UI()}function getMem(e,n,t){return e<32?maxM<1e4&&3==t?e>29?20*n:15*n:maxM>1e4?e>29?8*n:6*n:e>29?4*n:3*n:e>31&&e<48?5:44==e||45==e?4*n:3*n}function UI(e=!1){var n=!1,t=0;d.getElementById("ampwarning").style.display=d.Sf.MA.value>7200?"inline":"none",255==d.Sf.LA.value?laprev=12:d.Sf.LA.value>0&&(laprev=d.Sf.LA.value);var a=d.getElementsByTagName("select");for(B=0;B<a.length;B++)if("LT"==a[B].name.substring(0,2)){g=a[B].name.substring(2);var i=parseInt(a[B].value,10);d.getElementById("p0d"+g).innerHTML=i>49?"Data:":i>41?"Pins:":"Pin:",d.getElementById("p1d"+g).innerHTML=i>49?"Clk:":"";var l=d.getElementsByName("L1"+g)[0];for(t+=getMem(i,d.getElementsByName("LC"+g)[0].value,d.getElementsByName("L0"+g)[0].value),p=1;p<5;p++){(l=d.getElementsByName("L"+p+g)[0])&&(i>49&&1==p||i>41&&i<50&&p+40<i?(l.style.display="inline",l.required=!0):(l.style.display="none",l.required=!1,l.value=""))}d.getElementById("ls"+g).readOnly=!(i>31&&i<48),d.getElementById("LC").readOnly=!(i>31&&i<48),e&&(d.getElementById("ew"+g).checked=30==i||31==i||44==i||45==i,d.getElementById("ls"+g).value=g+1),d.getElementById("ew"+g).onclick=i>31&&i<48?function(){return!1}:function(){},n|=d.getElementById("ew"+g).checked,d.getElementById("dig"+g).style.display=i>31&&i<48?"none":"inline",d.getElementById("psd"+g).innerHTML=i>31&&i<48?"Index:":"Start:"}var o=d.querySelectorAll(".wc"),s=o.length;for(B=0;B<s;B++)o[B].style.display=n?"inline":"none";var r=d.getElementsByTagName("input"),m=0,u=0;for(B=0;B<r.length;B++){var v=r[B].name.substring(0,2);if("LC"!=v||"LC"===r[B].name){if("L0"==v||"L1"==v)d.getElementsByName("LC"+r[B].name.substring(2))[0].max=maxPB;if(("L0"==v||"L1"==v||"L2"==v||"L3"==v||"L4"==v||"RL"==v||"BT"==v||"IR"==v||"AX"==v)&&""!=r[B].value&&"-1"!=r[B].value){if(d.um_p&&d.um_p.some(e=>e==parseInt(r[B].value,10))){alert("Usermod/reserved pin conflict!"),r[B].focus();continue}for(j=0;j<r.length;j++)if(B!=j){var y=r[j].name.substring(0,2);if(("L0"==y||"L1"==y||"L2"==y||"L3"==y||"L4"==y||"RL"==y||"BT"==y||"IR"==y||"AX"==y)&&""!=r[j].value&&r[B].value==r[j].value){alert("Pin conflict!"),r[j].value="",r[j].focus();break}}}}else{var g=r[B].name.substring(2),L=parseInt(r[B].value,10);d.getElementById("ls"+g).readOnly&&(d.getElementById("ls"+g).value=m),L&&(m+=L,L>u&&(u=L))}}if(d.getElementById("LC").readOnly&&(d.getElementsByName("LC")[0].value=m),d.activeElement==d.getElementsByName("LC")[0]){var B=d.getElementsByClassName("iST").length;1==B&&(d.getElementsByName("LC0")[0].value=d.getElementsByName("LC")[0].value)}d.getElementById("m0").innerHTML=t,bquot=t/maxM*100,d.getElementById("dbar").style.background=`linear-gradient(90deg, ${bquot>60?bquot>90?"red":"orange":"#ccc"} 0 ${bquot}%%, #444 ${bquot}%% 100%%)`,d.getElementById("ledwarning").style.display=m>maxPB||u>800||bquot>80?"inline":"none",d.getElementById("ledwarning").style.color=m>maxPB||u>maxPB||bquot>100?"red":"orange",d.getElementById("wreason").innerHTML=bquot>80?"80% of max. LED memory"+(bquot>100?` (<b>WARNING: Using over ${maxM}B!</b>)`:""):"800 LEDs per pin";var c=Math.ceil((100+m*laprev)/500)/2;c=c>5?Math.ceil(c):c;a="";var f=30==d.Sf.LAsel.value,E=255==d.Sf.LAsel.value;c<1.02&&!f&&!E?a="ESP 5V pin with 1A USB supply":(a+=f?"12V ":E?"WS2815 12V ":"5V ",a+=c,a+="A supply connected to LEDs");var I=Math.ceil((100+m*laprev)/1500)/2,b="(for most effects, ~";b+=I=I>5?Math.ceil(I):I,b+="A is enough)<br>",d.getElementById("psu").innerHTML=a,d.getElementById("psu2").innerHTML=E?"":b}function lastEnd(e){return e<1?0:(v=parseInt(d.getElementsByName("LS"+(e-1))[0].value)+parseInt(d.getElementsByName("LC"+(e-1))[0].value),isNaN(v)?0:v)}function addLEDs(e){if(e>1)return maxB=e,void(d.getElementById("+").style.display="inline");var n=d.getElementsByClassName("iST"),t=n.length;if(!(1==e&&t>=maxB||-1==e&&0==t)){var a=d.getElementById("mLC");if(1==e){var i=`<div class="iST">\n${t>0?'<hr style="width:260px">':""}\n${t+1}:\n<select name="LT${t}" onchange="UI(true)">\n<option value="22">WS281x</option>\n<option value="30">SK6812 RGBW</option>\n<option value="31">TM1814</option>\n<option value="24">400kHz</option>\n<option value="50">WS2801</option>\n<option value="51">APA102</option>\n<option value="52">LPD8806</option>\n<option value="53">P9813</option>\n<option value="41">PWM White</option>\n<option value="42">PWM WWCW</option>\n<option value="43">PWM RGB</option>\n<option value="44">PWM RGBW</option>\n<option value="45">PWM RGBWC</option>\n</select>&nbsp;\nColor Order:\n<select name="CO${t}">\n<option value="0">GRB</option>\n<option value="1">RGB</option>\n<option value="2">BRG</option>\n<option value="3">RBG</option>\n<option value="4">BGR</option>\n<option value="5">GBR</option>\n</select><br>\n<span id="p0d${t}">Pin:</span> <input type="number" name="L0${t}" min="0" max="40" required style="width:35px" onchange="UI()"/>\n<span id="p1d${t}">Clock:</span> <input type="number" name="L1${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<span id="p2d${t}"></span><input type="number" name="L2${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<span id="p3d${t}"></span><input type="number" name="L3${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<span id="p4d${t}"></span><input type="number" name="L4${t}" min="0" max="40" style="width:35px" onchange="UI()"/>\n<br>\n<span id="psd${t}">Start:</span> <input type="number" name="LS${t}" id="ls${t}" min="0" max="8191" value="${lastEnd(t)}" required />&nbsp;\n<div id="dig${t}" style="display:inline">\nCount: <input type="number" name="LC${t}" min="0" max="2048" value="1" required oninput="UI()" /><br>\nReverse (rotated 180°): <input type="checkbox" name="CV${t}">\n</div>\n&nbsp;RGBW: <input id="ew${t}" type="checkbox" name="EW${t}"><br>\n</div>`;a.insertAdjacentHTML("beforeend",i)}-1==e&&(n[--t].remove(),--t),d.getElementById("+").style.display=t<maxB-1?"inline":"none",d.getElementById("-").style.display=t>0?"inline":"none",UI()}}function GetV() {var d=document;
 %CSS%%SCSS%</head><body onload="S()"><form
  id="form_s" name="Sf" method="post"><div class="toprow"><div class="helpB">
 <button type="button" onclick="H()">?</button></div><button type="button" 
diff --git a/wled00/json.cpp b/wled00/json.cpp
index 68475ace..02f14078 100644
--- a/wled00/json.cpp
+++ b/wled00/json.cpp
@@ -89,7 +89,7 @@ void deserializeSegment(JsonObject elem, byte it)
     
     //if (pal != seg.palette && pal < strip.getPaletteCount()) strip.setPalette(pal);
     seg.setOption(SEG_OPTION_SELECTED, elem[F("sel")] | seg.getOption(SEG_OPTION_SELECTED));
-    seg.setOption(SEG_OPTION_REVERSED, elem[F("rev")] | seg.getOption(SEG_OPTION_REVERSED));
+    seg.setOption(SEG_OPTION_REVERSED, elem["rev"] | seg.getOption(SEG_OPTION_REVERSED));
     seg.setOption(SEG_OPTION_MIRROR  , elem[F("mi")]  | seg.getOption(SEG_OPTION_MIRROR  ));
 
     //temporary, strip object gets updated via colorUpdated()
@@ -329,7 +329,7 @@ void serializeSegment(JsonObject& root, WS2812FX::Segment& seg, byte id, bool fo
 	root[F("ix")]  = seg.intensity;
 	root[F("pal")] = seg.palette;
 	root[F("sel")] = seg.isSelected();
-	root[F("rev")] = seg.getOption(SEG_OPTION_REVERSED);
+	root["rev"] = seg.getOption(SEG_OPTION_REVERSED);
   root[F("mi")]  = seg.getOption(SEG_OPTION_MIRROR);
 }
 
diff --git a/wled00/wled.cpp b/wled00/wled.cpp
index dcb6013c..ba0bb60a 100644
--- a/wled00/wled.cpp
+++ b/wled00/wled.cpp
@@ -66,7 +66,7 @@ ethernet_settings ethernetBoards[] = {
     5,			              // eth_power,
     23,			              // eth_mdc,
     18,			              // eth_mdio,
-    ETH_PHY_LAN8720,      // eth_type, (confirm this is right?)
+    ETH_PHY_LAN8720,      // eth_type,
     ETH_CLOCK_GPIO17_OUT	// eth_clk_mode
   }
 };
@@ -353,8 +353,7 @@ void WLED::setup()
   WiFi.persistent(false);
   WiFi.onEvent(WiFiEvent);
 
-  // Serial.println(F("Ada"));
-  DEBUG_PRINTLN(F("Ada"));
+  Serial.println(F("Ada"));
 
   // generate module IDs
   escapedMac = WiFi.macAddress();
diff --git a/wled00/wled.h b/wled00/wled.h
index 67496280..289c23d9 100644
--- a/wled00/wled.h
+++ b/wled00/wled.h
@@ -8,7 +8,7 @@
  */
 
 // version code in format yymmddb (b = daily build)
-#define VERSION 2103071
+#define VERSION 2103072
 
 //uncomment this if you have a "my_config.h" file you'd like to use
 //#define WLED_USE_MY_CONFIG
diff --git a/wled00/xml.cpp b/wled00/xml.cpp
index a32b571d..64a104e6 100644
--- a/wled00/xml.cpp
+++ b/wled00/xml.cpp
@@ -256,6 +256,9 @@ void getSettingsJS(byte subPage, char* dest)
 
   if (subPage == 2)
   {
+    char nS[8];
+
+    // (TODO: usermod config shouldn't use state. instead we should load "um" object from cfg.json)
     // add reserved and usermod pins as d.um_p array
     DynamicJsonDocument doc(JSON_BUFFER_SIZE/2);
     JsonObject mods = doc.createNestedObject(F("um"));
@@ -284,21 +287,14 @@ void getSettingsJS(byte subPage, char* dest)
     }
     oappend(SET_F("];"));
 
-    // set limit for number of busses
-    #if defined(WLED_MAX_BUSSES) && WLED_MAX_BUSSES>1
-    oappend(SET_F("addLEDs("));
-    oappendi(WLED_MAX_BUSSES);
+    // set limits
+    oappend(SET_F("bLimits("));
+    oappend(itoa(WLED_MAX_BUSSES,nS,10));
+    oappend(",");
+    oappend(itoa(MAX_LEDS_PER_BUS,nS,10));
+    oappend(",");
+    oappend(itoa(MAX_LED_MEMORY,nS,10));
     oappend(SET_F(");"));
-    #endif
-
-    // set limit for LED count
-    oappend(SET_F("LCmax="));
-    oappendi(MAX_LEDS);
-    oappend(";");
-    // set limit for LED memory
-    oappend(SET_F("bmax="));
-    oappendi(MAX_LED_MEMORY);
-    oappend(";");
 
     sappend('v',SET_F("LC"),ledCount);