<classSpec ident="att.timeBase" module="MEI.midi" type="atts">
<desc>Attributes that record time-base information.</desc>
<attList org="group">
<attDef ident="ppq" usage="opt">
<desc>Indicates the number of pulses (sometimes referred to as ticks or divisions) per
quarter note. Unlike MIDI, MEI permits different values for a score and individual
staves.</desc>
<datatype maxOccurs="1" minOccurs="1">
<rng:data type="positiveInteger"/>
</datatype>
</attDef>
</attList>
</classSpec>