{"id":18463310,"url":"https://github.com/alf45tar/esp32-dmx-wifi","last_synced_at":"2025-04-08T07:32:29.314Z","repository":{"id":190237986,"uuid":"682224585","full_name":"alf45tar/ESP32-DMX-WiFi","owner":"alf45tar","description":"Art-Net to DMX gateway and viceversa. 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It supports RDM and sACN (E1.31) too.\n\n![](images/Assembled.png)\n\nStrongly based on amazing [LXDMXWiFi_Library](https://github.com/claudeheintz/LXDMXWiFi_Library) example [ESP32-DMX_rdm](https://github.com/claudeheintz/LXDMXWiFi_Library/tree/master/examples/ESP32-DMX_rdm).\n\nConfiguration utility for macOS and Windows is [here](https://github.com/claudeheintz/LXDMXWiFi_Library/tree/master/examples/configuration%20utility)\n\nChanges from original source are:\n```\n#define STARTUP_MODE_PIN       0    // use onboard built-in button for force default setup\n#define DIRECTION_PIN          4    // pin for output direction enable on RS-485 transceiver chip\n#define DMXSERIAL_INPUT_PIN   16    // default UART2 RX pin\n#define DMXSERIAL_OUTPUT_PIN  17    // default UART2 TX pin\n#define STATUS_LED             2    // LED_BUILTIN for DOIT ESP32 DevKit V1\n\n....\n\n#define USE_REMOTE_CONFIG      0    // uncommented line for enable the configuration utility\n```\n\n## Bill of materials\n\n- DOIT ESP32 DevKit V1 30 pins board\n- RS-485 transceiver like SN75176 or MAX485 or equivalent\n- Male XLR panel mount connector\n- 2x M3 x 8 mm bolts\n- 2x M3 nuts\n- 1K Ohm 1/4 watt resistor\n- 2K Ohm 1/4 watt resistor\n\n## Schematic\n\n```\n\nRX2/GPIO16  ---+\n               |                       \n          2k   |   1k    +---------------+\nGND  ---/\\/\\/\\-+-/\\/\\/\\--| R         VCC |---------- +5V (VIN when ESP32 board is powered by USB)\n                         |               |\n                    +----| RE/         B |---------- Data - (XLR pin 2)\n                    |    |    SN75176    |\nGPIO04      --------+----| DE          A |---------- Data + (XLR pin 3)\n                         |               |\nTX2/GPIO17  -------------| D         GND |---+------ Ground (XLR pin 1)\n                         +---------------+   |\n                                             |\n                                            GND\n```\n\n## Images\n\n![](images/Open%20from%20USB%20side.png)\n![](images/Open%20from%20DMX%20side.png)\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Falf45tar%2Fesp32-dmx-wifi","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Falf45tar%2Fesp32-dmx-wifi","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Falf45tar%2Fesp32-dmx-wifi/lists"}