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input clk,
- R* f8 d1 c# d) K: D- [ input rst,9 L0 z5 \; G( ?4 A9 r
output reg [3:0] count' K8 A! J$ ?0 N$ @$ P9 A5 m
); 4 @) h% L. |: E5 u6 }5 \
9 j7 q3 ^! Y: ^2 Valways@(posedge clk) begin
9 e! G: ~- v! K1 b* f. Q if(!rst)
; d/ m" u- O* a+ \3 y count<=0;
" v4 N9 |" S7 R! k: H else if(count>=4’d9)
- p' S) |$ g! G& u, _) u' q1 I3 e count<=0; " ?4 _0 m* V- G# Q0 |' x# P1 C4 _6 ^
else / Y1 C( w- D, a/ I+ y
count<=count+1;
, F6 y/ _# ~$ @, T0 Y7 s! x end
+ p8 U( n/ M2 c5 C% lendmodule
# v& x: y; U, t, g6 c) p, L2 n这个就是了  |
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