newStep.v

RTL/DEVICES/Buttons.v

@@ -0,0 +1,16 @@
+// femtorv32, a minimalistic RISC-V RV32I core
+//       Bruno Levy, 2020-2021
+//
+// This file: driver for the buttons (does nearly nothing,
+// could include some filtering here).
+
+module Buttons(
+    input wire 	       sel,   // select (read/write ignored if low)
+    output wire [31:0] rdata, // read data
+
+    input wire[5:0]   BUTTONS // the six pins wired to the buttons
+);
+
+   assign rdata = (sel ? {26'b0, BUTTONS} : 32'b0);
+
+endmodule