handle dmx rdm identify

MoonModules · Aug 14, 2023 · ba6f8f8 · ba6f8f8
1 parent e28efbf
commit ba6f8f8
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Showing 2 changed files with 35 additions and 9 deletions.
diff --git a/wled00/dmx_input.cpp b/wled00/dmx_input.cpp
@@ -1,13 +1,14 @@
 #include "wled.h"
 
 #ifdef WLED_ENABLE_DMX_INPUT
-#include "dmx_input.h"
-#include <esp_dmx.h>
 
 #ifdef ESP8266
 #error DMX input is only supported on ESP32
 #endif
 
+#include "dmx_input.h"
+#include <rdm/responder.h>
+
 void DMXInput::init(uint8_t rxPin, uint8_t txPin, uint8_t enPin, uint8_t inputPortNum)
 {
 
@@ -102,8 +103,20 @@ void DMXInput::update()
         connected = true;
       }
 
-      dmx_read(inputPortNum, dmxdata, packet.size);
-      handleDMXData(1, 512, dmxdata, REALTIME_MODE_DMX, 0);
+      uint8_t identify = 0;
+      rdm_get_identify_device(inputPortNum, &identify); // TODO error handling
+      if (identify)
+      {
+        turnOnAllLeds();
+      }
+      else
+      {
+        if (!packet.is_rdm)
+        {
+          dmx_read(inputPortNum, dmxdata, packet.size);
+          handleDMXData(1, 512, dmxdata, REALTIME_MODE_DMX, 0);
+        }
+      }
       lastUpdate = now;
     }
     else
@@ -121,7 +134,16 @@ void DMXInput::update()
   }
 }
 
-#else
-void DMXInput::init(uint8_t, uint8_t, uint8_t, uint8_t) {}
-void DMXInput::update() {}
+void DMXInput::turnOnAllLeds()
+{
+  // TODO not sure if this is the correct way?
+  const uint16_t numPixels = strip.getLengthTotal();
+  for (uint16_t i = 0; i < numPixels; ++i)
+  {
+    strip.setPixelColor(i, 255, 255, 255, 255);
+  }
+  strip.setBrightness(255, true);
+  strip.show();
+}
+
 #endif
diff --git a/wled00/dmx_input.h b/wled00/dmx_input.h
@@ -1,6 +1,6 @@
 #pragma once
 #include <cstdint>
-
+#include <esp_dmx.h>
 /*
  * Support for DMX/RDM input via serial (e.g. max485) on ESP32
  * ESP32 Library from:
@@ -10,9 +10,13 @@ class DMXInput
 {
 public:
   void init(uint8_t rxPin, uint8_t txPin, uint8_t enPin, uint8_t inputPortNum);
-  void update(); 
+  void update();
 
 private:
+
+  /// overrides everything and turns on all leds
+  void turnOnAllLeds();
+
   uint8_t inputPortNum = 255; // TODO make this configurable
   /// True once the dmx input has been initialized successfully
   bool initialized = false; // true once init finished successfully