Implement Counter/BCD/Segments

SegDriver.sv

@@ -0,0 +1,48 @@
+`default_nettype none
+
+module SingleSegDriver(
+  input var logic[3:0] bcdin,
+  output var logic[6:0] segments
+);
+
+  // The segments are enabled on a low logic level
+  always_comb case (bcdin)
+    //   +----a----+
+    //   |         |
+    //   f         b
+    //   |         |
+    //   +----g----+
+    //   |         |
+    //   e         c
+    //   |         |
+    //   +----d----+        gfedcba
+    4'b0000: segments = ~7'b0111111;
+    4'b0001: segments = ~7'b0000110;
+    4'b0010: segments = ~7'b1011011;
+    4'b0011: segments = ~7'b1001111;
+    4'b0100: segments = ~7'b1100110;
+    4'b0101: segments = ~7'b1101101;
+    4'b0110: segments = ~7'b1111101;
+    4'b0111: segments = ~7'b0000111;
+    4'b1000: segments = ~7'b1111111;
+    4'b1001: segments = ~7'b1100111;
+    default: segments = ~7'b0;
+  endcase
+endmodule
+
+module SegDriver
+  #(parameter integer DIGITS = 4)(
+  input var logic[3:0] bcdin[DIGITS-1:0],
+  output var logic[6:0] segments[DIGITS-1:0]
+);
+
+  genvar ii;
+  generate
+	 for (ii = 0; ii < DIGITS; ii = ii + 1) begin : generate_seg_drivers
+      SingleSegDriver ssd(
+        .bcdin(bcdin[ii]),
+        .segments(segments[ii])
+      );
+    end
+  endgenerate
+endmodule