added sequence_detect.v

Author: Alex Yazdani

sequence_detect.v

@@ -0,0 +1,25 @@
+/*
+Alexander Yazdani
+2 December 2024
+Sequence Detector with Serial Input
+*/
+
+module sequence_detect #(parameter [7:0] SEQUENCE = 8'b01010101)(
+    input clk,
+    input reset,
+    input d_in,
+    output match
+);
+
+reg [7:0] memory;
+
+always @(posedge clk) begin
+    if (reset) memory <= 8'b0;
+    else begin
+        memory <= {d_in, memory[6:0]};
+    end
+end
+
+assign match = (memory == SEQUENCE);
+
+endmodule