Added support for E1.31 with more than 170 LEDs

wled00/wled00.ino

@@ -58,7 +58,7 @@
 
 
 //version code in format yymmddb (b = daily build)
-#define VERSION 1810271
+#define VERSION 1810311
 char versionString[] = "0.8.1";
 
 

wled00/wled07_notify.ino

@@ -76,6 +76,27 @@ void initE131(){
   }
 }
 
+void handleE131(){
+  //E1.31 protocol support
+  if(e131Enabled) {
+    uint16_t len = e131->parsePacket();
+    if (!len || e131->universe < e131Universe || e131->universe > e131Universe +4) return;
+    len /= 3; //one LED is 3 DMX channels
+    
+    uint16_t multipacketOffset = (e131->universe - e131Universe)*170; //if more than 170 LEDs (510 channels), client will send in next higher universe 
+    if (ledCount <= multipacketOffset) return;
+
+    arlsLock(realtimeTimeoutMs);
+    if (len + multipacketOffset > ledCount) len = ledCount - multipacketOffset;
+    
+    for (uint16_t i = 0; i < len; i++) {
+      int j = i * 3;
+      setRealtimePixel(i + multipacketOffset, e131->data[j], e131->data[j+1], e131->data[j+2], 0);
+    }
+    strip.show();
+  }
+}
+
 void handleNotifications()
 {
   //send second notification if enabled
@@ -83,20 +104,7 @@ void handleNotifications()
     notify(notificationSentCallMode,true);
   }
 
-  //E1.31 protocol support
-  if(e131Enabled) {
-    uint16_t len = e131->parsePacket();
-    if (len && e131->universe == e131Universe) {
-      arlsLock(realtimeTimeoutMs);
-      if (len > ledCount) len = ledCount;
-      for (uint16_t i = 0; i < len; i++) {
-        int j = i * 3;
-        
-        setRealtimePixel(i, e131->data[j], e131->data[j+1], e131->data[j+2], 0);
-      }
-      strip.show();
-    }
-  }
+  handleE131();
 
   //unlock strip when realtime UDP times out
   if (realtimeActive && millis() > realtimeTimeout)
@@ -227,9 +235,9 @@ void handleNotifications()
             uint16_t id = ((udpIn[3] << 0) & 0xFF) + ((udpIn[2] << 8) & 0xFF00);
             for (uint16_t i = 4; i < packetSize -2; i += 3)
             {
+               if (id >= ledCount) break;
               setRealtimePixel(id, udpIn[i], udpIn[i+1], udpIn[i+2], udpIn[i+3]);
-              
-              id++; if (id >= ledCount) break;
+              id++;
             }
           }
           strip.show();