summaryrefslogtreecommitdiffstats
path: root/control_lib/fifo_reader.v
diff options
context:
space:
mode:
Diffstat (limited to 'control_lib/fifo_reader.v')
-rw-r--r--control_lib/fifo_reader.v28
1 files changed, 28 insertions, 0 deletions
diff --git a/control_lib/fifo_reader.v b/control_lib/fifo_reader.v
new file mode 100644
index 000000000..49d05b1a6
--- /dev/null
+++ b/control_lib/fifo_reader.v
@@ -0,0 +1,28 @@
+
+module fifo_reader
+ #(parameter rate=4)
+ (input clk,
+ input [31:0] data_in,
+ output read_o
+ input ready_i,
+ input done_i
+ );
+
+ reg [7:0] state = 0;
+
+ always @(posedge clk)
+ if(ready)
+ if(state == rate)
+ state <= 0;
+ else
+ state <= state + 1;
+ else
+ state <= 0;
+
+ assign read = (state == rate);
+
+ initial $monitor(data_in);
+
+endmodule // fifo_reader
+
+