Inital code on adding DMX input support

wled00/dmx.cpp

@@ -94,3 +94,11 @@ void initDMX() {
 void handleDMX() {}
 void initDMX() {}
 #endif
+
+#ifdef WLED_ENABLE_DMX_INPUT
+void handleDMXInput() {
+  dmx.update();
+  dmx.read(1); // TODO - handle code
+  DEBUG_PRINTF("DMX channel 1 = %u", dmx.read(1)); // TODO: remove from final code
+}
+#endif

wled00/fcn_declare.h

@@ -78,6 +78,7 @@ uint32_t gamma32(uint32_t);
 //dmx.cpp
 void initDMX();
 void handleDMX();
+void handleDMXInput();
 
 //e131.cpp
 void handleE131Packet(e131_packet_t* p, IPAddress clientIP, byte protocol);

wled00/wled.cpp

@@ -56,6 +56,9 @@ void WLED::loop()
   handleTransitions();
 #ifdef WLED_ENABLE_DMX
   handleDMX();
+#endif
+#ifdef WLED_ENABLE_DMX_INPUT
+  handleDMXInput();
 #endif
   userLoop();
 

wled00/wled.h

@@ -33,6 +33,7 @@
 #endif
 #define WLED_ENABLE_ADALIGHT       // saves 500b only (uses GPIO3 (RX) for serial)
 //#define WLED_ENABLE_DMX          // uses 3.5kb (use LEDPIN other than 2)
+#define WLED_ENABLE_DMX_INPUT      // Listen for DMX over Serial
 //#define WLED_ENABLE_JSONLIVE     // peek LED output via /json/live (WS binary peek is always enabled)
 #ifndef WLED_DISABLE_LOXONE
   #define WLED_ENABLE_LOXONE       // uses 1.2kb