1 files changed, 19 insertions, 0 deletions
diff --git a/primitives/rtl/AFF.sv b/primitives/rtl/AFF.sv
new file mode 100644
index 0000000..15789bf
--- /dev/null
+++ b/primitives/rtl/AFF.sv
@@ -0,0 +1,19 @@
+// AFF # ( .WIDTH/.DTYPE() ) ff_ ( .q(), .d(), .en(), .clk() );
+module AFF
+#(
+  parameter      WIDTH = 1,
+  parameter type DTYPE = logic [WIDTH-1:0]
+)
+(
+  input  logic clk,
+  input  logic en,
+
+  input  DTYPE d,
+  output DTYPE q
+);
+
+always_ff @(posedge clk) begin
+  if (en) q <= d;
+end
+
+endmodule