CODE
toggle_directions()
Description
Can be called from either a Drive Cubelet or a Rotate Cubelet to switch the direction that the block drives or rotates.
Compatibility
Drive Blocks, Rotate Blocks
Example
    void setup()
    {
        toggle_directions();
    }
    void loop()
    {
        think();
        act();
    }
    void think()
    {
        calculate_block_value();
    }
    void act()
    {
        set_drive(block_value);
    }