Elenco Snap Circuits SnapMicro I Deluxe ® - Manual (Page 30)

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Edit the basic program to use the
variable b0.
Start the simulation by clicking on
the simulate button or pressing
and F5 Keys at the same
time.
Open the variables panel by clicking
on the >> button.
As the program runs the variable b0
will change in value from 0 to 3. This
value is used to change the song to
be played.
Check the program length by clicking on the ‘syntax check’
button and the success window should open.
This program uses only 18 bytes out of 256 or 7% of the total
memory. By using a loop we have saved over 5% of the
memory. Good programming will use the minimum amount of
memory and accomplish the same task as longer programs.