Full specifications and associated documentation for the DiSEqC™ (Digital Satellite Equipment Control) system, which is a communication bus between satellite receivers and peripheral equipment using only the existing coaxial cable.

DiSEqC™ can be integrated into consumer satellite installations to replace all conventional analogue switching, providing a standardised digital system with non-proprietary commands and enabling switching in multi-satellite installations.

REFERENCE DOCUMENTS

Bus Specification (PDF, 216 KB)
Logos and their Conditions of Use (PDF, 366 KB)
Slave Microcontroller Specification (PDF, 312 KB)

ASSOCIATED DOCUMENTS

Update and Recommandations for Implementation (PDF, 370 KB)
Application Information for using a "PIC" Microcontroller in DiSEqC™ LNB and Simple Switcher Applications (PDF, 130 KB)
Application Information for Tuner-Receiver/IRDs (PDF, 304 KB)
Application Information for LNBs and Switchers (PDF, 221 KB)
Reset circuits for the Slave Microcontroller (PDF, 93 KB)
Simple Tone Burst Detection (PDF, 162 KB)
Positioner Application Note (PDF, 245 KB)
Positioner Application Note Version 1 (PDF, 284 KB)
Technical Information Service (PDF, 162 KB)
Registration Form for DiSEqC™ Product Directory (PDF, 245 KB)

Important Notice

Level "2.3" is NOT a DiSEqC™ level that has been standardised by Eutelsat. Other DiSEqC™ products may not work correctly with products using this protocol. Please contact the manufacturer of any equipment carrying the non-standard and unapproved DiSEqC 2.3 logo for clarification.