FMSLogo supports three commands that allow you to create and play MIDI (Musical Instrument Digital Interface) music.
A channel is a number from 0-15 which corresponds to channels 1-16.
A pitch is a number from 0-127 and corresponds to a note on the instrument.
A velocity is a number from 0-127 and corresponds to how fast the key (or string) is pressed or released (most terminology is in reference to keyboards). 0 means is released.
A pressure is a number from 0-127 and corresponds to the characteristics of how the key is hit.
A program is a number from 0-127 and corresponds to the instrument to use. See the MIDI Instrument table.
Most Significant Bits.
Least Significant Bits.
Manufacturer's Id Code. Used to enter System Exclusive Mode which is specific to the manufacturer of the device.
A song is a rhythm machine.