diff options
Diffstat (limited to 'tests/asicworld/code_verilog_tutorial_counter.v')
-rw-r--r-- | tests/asicworld/code_verilog_tutorial_counter.v | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/asicworld/code_verilog_tutorial_counter.v b/tests/asicworld/code_verilog_tutorial_counter.v new file mode 100644 index 000000000..534519745 --- /dev/null +++ b/tests/asicworld/code_verilog_tutorial_counter.v @@ -0,0 +1,19 @@ +//-----------------------------------------------------
+// Design Name : counter
+// File Name : counter.v
+// Function : 4 bit up counter
+// Coder : Deepak
+//-----------------------------------------------------
+module counter (clk, reset, enable, count);
+input clk, reset, enable;
+output [3:0] count;
+reg [3:0] count;
+
+always @ (posedge clk)
+if (reset == 1'b1) begin
+ count <= 0;
+end else if ( enable == 1'b1) begin
+ count <= count + 1;
+end
+
+endmodule
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