==Versions and compatibility==A number of versions of DiSEqC exist:* DiSEqC 1.0, which allows switching between up to 4 satellite sources* DiSEqC 1.1, which allows switching between up to 16 sources* DiSEqC 1.2, which allows switching between up to 16 sources, and control of a single axis satellite motor* DiSEqC 2.0, which adds bi-directional communications to DiSEqC 1.0* DiSEqC 2.1, which adds bi-directional communications to DiSEqC 1.1* DiSEqC 2.2, which adds bi-directional communications to DiSEqC 1.2All four variations were standardized by February 1998, prior to general use of digital satellite television.
* DiSEqC 1.0 — позволяет переключаться между 4 конверторами;* DiSEqC 1.1 — позволяет переключаться между 16 конверторами;* DiSEqC 1.2 — позволяет производить контроль за позиционером;* DiSEqC 2.0 — добавляется двухсторонний режим обмена данными в DiSEqC 1.0.