Past Versions of

MIDI 2.0 Specifications

Found here are past revisions of MIDI 2.0 specifications. Some of these, such as MIDI-CI v1.1, may be useful for checking backward compatibility.

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A few of the earliest MIDI 2.0 devices implemented MIDI Capability Inquiry (MIDI-CI) specification version 1.1.

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This was the first published version of the Universal MIDI Packet (UMP) Format and MIDI 2.0 Protocol specification.

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