• Scroll or use left and right arrow keys to increment/decrement time.
• Use the slider or the up and down arrow keys to increase/decrease the gradient strength.
• Press enter to apply an RF pulse.
• Press space to cycle between views.

Available views:

• The spinny lines represents the magnetisation vectors corresponding to some set of configuration states.
• The slopey lines represent the configuration states present in a particular voxel. Red is longitudinal component, blue is rephasing and green is dephasing.
• There is also a side-by-side view.