User's Manual
Inventor Level 3
Introducing music, task split, loop and fork merge options
At the top menu select Tools or Project (depending on version) and scroll down to Change Inventor Level. Select Inventor
level 3.
Again the Functions palette expands. One new sub-menu called Music is now available and the
Structures sub-menu is expanded with three new features; Fork Merge, Loop and Task Split. You can also
choose random power level for outputs in the Modifi ers sub-menu. The small black arrow at the top
right corner of the Music icon indicates that the menu expands further.
Remember you can use the Help menu. Scroll down to Show Context Help to fi nd out what the Fork Merge Icons do. You
can place the icons onto your screen and move the mouse over a chosen icon and the information will automatically ap-
pear.
Introducing the task split command
1. Use your two motored vehicle as for Inventor level 1.
2. Delete the program on the screen and copy the program string below. This program asks the RCX to do two different
tasks at the same time.
3. Download the program illustrated below and try it out on the fl oor.
Wait For, Structures (including Fork Merge), Modifi ers and Music
Music Icon Fork Merge Icons
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