Design a Light Controller circuit using shift register
that functions as shown below. The light pattern desired is selected with
a signal called CTRL. The six light control signals are labeled Q0 through
Q5. The lights will light up one at a time untill all six lights are turned
on.
|
|
|
|
0 0
0 0
0 0
1 0 0 0 0 0 1 1 0 0 0 0 1 1 1 0 0 0 1 1 1 1 0 0 1 1 1 1 1 0 1 1 1 1 1 1 0 0 0 0 0 0 |
0 0
0 0
0 0
0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 |
There will be an active-low RESET control input that is used to initialize the pattern output to 000000.
Use the 74LS198 8 bit bidrectional shift register.