Modify the stepper design file of Figure 10 8 or 10 9 to add an enable input that puts the outputs in the Hi Z state (tristate) when enable 0 Figure 10 8 Figure 10 9 SUBDESIGN ig10 8 ( ) step, dir m 1 0), cin 13 01 cout 3 0 q 2 0 VARIABLE count 2 0 BEGIN DFF count() clk step IF dir THEN count d ELS...

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Modify the stepper design file of Figure 10-8 or 10-9 to add an enable input that puts

Question:

Modify the stepper design file of Figure 10-8 or 10-9 to add an enable input that puts the outputs in the Hi-Z state (tristate) when enable = 0.

Figure 10-8

SUBDESIGN [ig10 8. ( ) step, dir m[1..0), cin 13..01 cout [3..0]. q[2..0] VARIABLE count [2..0] BEGIN DFF; WHEN 2 > END; CASE count[] IS WHEN BROOD" -HALF STEP B1010"; B"1000"; -> cout [] ->cout [1] -> cout [] ->

Figure 10-9

ENTITY fig10_9 IS PORT ( step, dir m cin q cout END figl0_9; BEGIN ARCHITECTURE vhd1 OF fig10_9 IS PROCESS CASE count IS WHEN O WHEN 1 WHEN 2 WHEN 3 WHEN 4 -> cout cout cout cout cout cout END vhd1;; END CASE; END