Swap DMX output to also use esp_dmx

Author: netmindz

wled00/dmx_output.cpp

@@ -1,13 +1,12 @@
 #include "wled.h"
-
+#include "dmx_output.h"
 /*
  * Support for DMX  output via serial (e.g. MAX485).
  * Change the output pin in src/dependencies/ESPDMX.cpp, if needed (ESP8266)
- * Change the output pin in src/dependencies/SparkFunDMX.cpp, if needed (ESP32)
  * ESP8266 Library from:
  * https://github.com/Rickgg/ESP-Dmx
  * ESP32 Library from:
- * https://github.com/sparkfun/SparkFunDMX
+ * https://github.com/someweisguy/esp_dmx
  */
 
 #ifdef WLED_ENABLE_DMX
@@ -72,9 +71,25 @@ void initDMXOutput() {
  #if defined(ESP8266) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2)
   dmx.init(512);        // initialize with bus length
  #else
-  dmx.initWrite(512);  // initialize with bus length
+
  #endif
 }
+
+void DMXOutput::init(uint8_t txPin)
+{
+  dmx_config_t config = DMX_CONFIG_DEFAULT;
+  dmx_driver_install(dmxPort, &config, DMX_INTR_FLAGS_DEFAULT);
+  dmx_set_pin(dmxPort, txPin, -1, -1);
+}
+void DMXOutput::write(uint8_t channel, uint8_t value)
+{
+  dmxdata[channel] = value;
+}
+void DMXOutput::update()
+{
+  dmx_send(dmxPort, DMX_PACKET_SIZE);
+}
+
 #else
 void initDMXOutput(){}
 void handleDMXOutput() {}

wled00/dmx_output.h

@@ -0,0 +1,36 @@
+//
+// Created by will on 1/10/26.
+//
+
+#ifndef DMX_OUTPUT_H
+#define DMX_OUTPUT_H
+
+#if defined(ESP8266)
+#include "src/dependencies/dmx/ESPDMX.h"
+DMXESPSerial dmx;
+#else
+#include <esp_dmx.h>
+/**
+ * Support for DMX Output via serial (e.g. max485) on ESP32
+ * ESP32 Library from:
+ * https://github.com/someweisguy/esp_dmx
+ */
+class DMXOutput
+{
+public:
+    void init(uint8_t txPin);
+    void write(uint8_t channel, uint8_t value);
+    void update();
+private:
+    byte dmxdata[DMX_PACKET_SIZE];
+    /* Next, lets decide which DMX port to use. The ESP32 has either 2 or 3 ports.
+Port 0 is typically used to transmit serial data back to your Serial Monitor,
+so we shouldn't use that port. Lets use port 1! */
+    dmx_port_t dmxPort = 1;
+};
+
+DMXOutput dmx;
+#endif
+
+
+#endif //DMX_OUTPUT_H

wled00/src/dependencies/dmx/SparkFunDMX.cpp

@@ -139,11 +139,7 @@
 #endif
 
 #ifdef WLED_ENABLE_DMX
- #if defined(ESP8266) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2)
-  #include "src/dependencies/dmx/ESPDMX.h"
- #else //ESP32
-  #include "src/dependencies/dmx/SparkFunDMX.h"
- #endif
+#include "dmx_output.h"
 #endif
 
 #ifdef WLED_ENABLE_DMX_INPUT
@@ -454,11 +450,6 @@ WLED_GLOBAL bool arlsDisableGammaCorrection _INIT(true);          // activate if
 WLED_GLOBAL bool arlsForceMaxBri _INIT(false);                    // enable to force max brightness if source has very dark colors that would be black
 
 #ifdef WLED_ENABLE_DMX
- #if defined(ESP8266) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2)
-  WLED_GLOBAL DMXESPSerial dmx;
- #else //ESP32
-  WLED_GLOBAL SparkFunDMX dmx;
- #endif
   WLED_GLOBAL uint16_t e131ProxyUniverse _INIT(0);                  // output this E1.31 (sACN) / ArtNet universe via MAX485 (0 = disabled)
   // dmx CONFIG
   WLED_GLOBAL byte DMXChannels _INIT(7);        // number of channels per fixture