From b9b5899cceb392c0069345c5b43c37bfe8346116 Mon Sep 17 00:00:00 2001 From: KrystalDelusion <93062060+KrystalDelusion@users.noreply.github.com> Date: Fri, 25 Nov 2022 03:56:44 +1300 Subject: Remove docs dependency on yosys repo (#3558) * Copies guidelines files into docs/ for website * Copying manual/CHAPTER_Prog for new docs * Copying manual/APPNOTE_011... for new docs Also adding faketime to list of packages for website build. Co-authored-by: KrystalDelusion --- .../source/APPNOTE_011_Design_Investigation/memdemo.v | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 docs/source/APPNOTE_011_Design_Investigation/memdemo.v (limited to 'docs/source/APPNOTE_011_Design_Investigation/memdemo.v') diff --git a/docs/source/APPNOTE_011_Design_Investigation/memdemo.v b/docs/source/APPNOTE_011_Design_Investigation/memdemo.v new file mode 100644 index 000000000..b39564ddc --- /dev/null +++ b/docs/source/APPNOTE_011_Design_Investigation/memdemo.v @@ -0,0 +1,19 @@ +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 -- cgit v1.2.3