diff --git a/wled00/udp.cpp b/wled00/udp.cpp
index 9fe03e3a3..e33ac96bd 100644
--- a/wled00/udp.cpp
+++ b/wled00/udp.cpp
@@ -665,6 +665,9 @@ void sendSysInfoUDP()
 #define DDP_FLAGS1_STORAGE 0x08
 #define DDP_FLAGS1_TIME 0x10
 
+#define DDP_TYPE_RGB24  0x0A
+#define DDP_TYPE_RGBW32 0x1A // proposal, this is still not an official part of the DDP spec
+
 #define DDP_ID_DISPLAY 1
 #define DDP_ID_CONFIG 250
 #define DDP_ID_STATUS 251
@@ -724,7 +727,7 @@ uint8_t realtimeBroadcast(uint8_t type, IPAddress client, uint16_t length, uint8
         // write the header
         /*0*/ddpUdp.write(flags);
         /*1*/ddpUdp.write(sequenceNumber++ & 0x0F); // sequence may be unnecessary unless we are sending twice (as requested in Sync settings)
-        /*2*/ddpUdp.write(0);
+        /*2*/ddpUdp.write(0); // data type, this is not fully defined by the DDP spec and thus left at "undefined" which is assumed to be 24-bit RGB
         /*3*/ddpUdp.write(DDP_ID_DISPLAY);
         // data offset in bytes, 32-bit number, MSB first
         /*4*/ddpUdp.write(0xFF & (channel >> 24));
diff --git a/wled00/util.cpp b/wled00/util.cpp
index d2cbc0fbc..6ac2f9ad1 100644
--- a/wled00/util.cpp
+++ b/wled00/util.cpp
@@ -355,17 +355,20 @@ uint8_t extractModeSlider(uint8_t mode, uint8_t slider, char *dest, uint8_t maxL
 }
 
 
+// extracts mode parameter defaults from last section of mode data (e.g. "Juggle@!,Trail;!,!,;!;sx=16,ix=240,1d")
 int16_t extractModeDefaults(uint8_t mode, const char *segVar)
 {
   if (mode < strip.getModeCount()) {
-    String lineBuffer = FPSTR(strip.getModeData(mode));
-    if (lineBuffer.length() > 0) {
-      int16_t start = lineBuffer.lastIndexOf(';');
-      if (start<0) return -1;
+    char lineBuffer[128] = "";
+    strncpy_P(lineBuffer, PSTR(strip.getModeData(mode)), 127);
+    if (strlen(lineBuffer) > 0) {
+      char* startPtr = strrchr(lineBuffer, ';'); // last ";" in FX data
+      if (!startPtr) return -1;
 
-      int16_t stop = lineBuffer.indexOf(segVar, start+1);
-      if (stop<0) return -1;
-      return atoi(lineBuffer.substring(stop+strlen(segVar)+1).c_str());
+      char* stopPtr = strstr(startPtr, segVar);
+      if (!stopPtr) return -1;
+
+      return atoi(stopPtr);
     }
   }
   return -1;