init

code/vezba1/v1_counter.sv

@@ -0,0 +1,26 @@
+module counter
+  (input clk,
+   input rst,
+   input ce_i,
+   input up_i,
+   output logic [3:0] q_o);
+
+  logic [3:0] count;
+
+  always_ff @(posedge clk) begin
+    if (rst) begin
+      count <= 4'b0000;
+    end
+    else if(ce_i) begin
+      if(up_i) begin
+        count <= count + 1'b1;
+      end
+      else begin
+        count <= count - 1'b1;
+      end
+    end
+  end
+
+  assign q_o = count;
+
+endmodule : counter