sACN

DMX512 (Digital Multiplex with 512 channels) is a standard for digital communication networks commonly used in stage lighting and effects. Originally developed in 1986 by the United States Institute for Theatre Technology, DMX512 is designed to provide a reliable digital interface between lighting controllers and devices such as dimmers, fog machines, and moving lights. The protocol allows for the control of up to 512 individual channels through a single electrical bus, making it an effective solution for coordinating complex lighting setups in live performance environments. The DMX512 standard operates via a serial unidirectional data transmission at 250 kbps, using a differential signaling system that enhances noise immunity on long cable runs. Each channel can be set to any intensity level from 0 to 255, enabling precise control of lighting effects. The simplicity of the DMX512 wiring, typically using standard XLR connectors and twisted pair cables, contributes to its popularity and widespread adoption in the entertainment industry.