06-MIDI+Sequencer


 * Midi Software**

//Fig 19 Logic’s Piano Roll window//

Logic’s Piano Roll window. The colored bars on the grid represent MIDI notes of differing velocity values inputted into the software by the user. The keyboard at the side represents the note values of each row. This is a standard MIDI arrangement window referred to in the industry as a piano roll.


 * Midi Sequencer**



//Fig 20 Midi Sequencer Arrange Window//

A music sequencer allows playback of musical notation. With the advent of MIDI, the early standalone analog sequencers began to be replaced by digital sequencers. The first MIDI sequencers only played back MIDI events and control information, but today, popular software sequencers such as Ableton, Cubase and Logic also offer multi-track recording alongside powerful tools for composition and editing, including access to a wide range of virtual instruments and effects.

//Fig 21 Example of Logics MIDI Score//
 * Midi Score**

A MIDI score is simply a representation of MIDI note values and durations in musical notation many DAW programs such as Logic provide the user with the ability to write