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authorKrystalDelusion <krystinedawn@yosyshq.com>2022-12-08 05:54:38 +1300
committerKrystalDelusion <krystinedawn@yosyshq.com>2022-12-08 05:54:38 +1300
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Diffstat (limited to 'manual/APPNOTE_011_Design_Investigation/memdemo.v')
-rw-r--r--manual/APPNOTE_011_Design_Investigation/memdemo.v19
1 files changed, 0 insertions, 19 deletions
diff --git a/manual/APPNOTE_011_Design_Investigation/memdemo.v b/manual/APPNOTE_011_Design_Investigation/memdemo.v
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+++ /dev/null
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-module memdemo(clk, d, y);
-
-input clk;
-input [3:0] d;
-output reg [3:0] y;
-
-integer i;
-reg [1:0] s1, s2;
-reg [3:0] mem [0:3];
-
-always @(posedge clk) begin
- for (i = 0; i < 4; i = i+1)
- mem[i] <= mem[(i+1) % 4] + mem[(i+2) % 4];
- { s2, s1 } = d ? { s1, s2 } ^ d : 4'b0;
- mem[s1] <= d;
- y <= mem[s2];
-end
-
-endmodule