Different DISEQC set ups

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• 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 1.2

The following table shows compatibility between the various DiSEqC versions:

1.0 switch 1.1 switch 1.2 motor 2.0 switch 2.1 switch 2.2 motor
1.0 receiver Yes No No Yes No No
1.1 receiver Yes Yes No Yes Yes No
1.2 receiver Yes Yes Yes Yes Yes Yes
2.0 receiver Yes No No Yes No No
2.1 receiver Yes Yes No Yes Yes No
2.2 receiver Yes Yes Yes Yes Yes Yes