Musical Instrument Digital Interface
Multi Instrument Digital Interface
Musical Instrument Double Interface
Multi Instrument Digital Interchange
Picture
Video
Light
Sound
20KHz to 200KHz
5KHz to 50KHz
20Hz to 20KHz
2KHz to 12KHz
DAC
VGA
ADC
CGA
To make software working
Power consumption
To make the devices is working
Speed increase of devices