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Identifying the different Midisport Uno USB and Midisport 1x1 revisions
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The current revisions of the Midisport Uno USB and Midisport 1x1 devices are class-compliant (plug and play) on Windows XP, Windows Vista, Windows 7, and Mac OS X.  These current revisions can be used without installing any additional drivers.  The older hardware revisions are not plug and play and will not work without installing drivers.  This guide will show you how to identify which version you have.


Midisport Uno 1x1

The plug-and-play Midisport Uno USB can be identified by looking through the clear-blue plastic cover to examine the location of a certain component on the chipset underneath.  Note the location of the circled component.  If this component appears below the M-Audio Logo, the device is class-compliant and can be used without installing any additional drivers:

Current Rev

 

The earlier versions of the Uno came in two different body styles, a non-transparent (opaque) plastic body, and later a transparent dark-blue plastic body.  These versions of the Uno are based on Series 1 MIDI architecture and will not work without installing drivers:

Version 1 Uno (original)

 

Version 1 Uno (clear blue body – note the location of the circled component)

 

 
Midisport 1x1

The plug-and-play Midisport 1x1 can be identified by its color.  The version with a black top is class-compliant and can be used without installing any additional drivers:


The original version of the Midisport 1x1 is based on Series 1 MIDI architecture and will not work without installing drivers: