Only the logic circuit is required.
An “arrow stick” is a light bar on top of an emergency vehicle,such as a police car, that has, normally, eight amber lights.Normally, the left-most and right-most amber lights are in theshape of an arrow, and thus, the name of the light bar is derived.Depending upon the selection made at the control unit, a differentlight pattern is displayed upon the “arrow stick.”
Inputs: On/Off, 4 bit selector
Output: 8 lights
1 Flash all of the lights (10 points)
2 Turn on all of the lights one at a time from right to left,keeping the lights on. Then turning off
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