Changeset 65 for trunk/MultiChannelUSB/Paella.v

Timestamp:

Nov 19, 2009, 12:09:21 AM (15 years ago)

Author:

demin

Message:

start testing SRAM

File:

• trunk/MultiChannelUSB/Paella.v (modified) (4 diffs)

trunk/MultiChannelUSB/Paella.v

@@ -42 +42 @@
 
         //      Turn output ports off
+/*
         assign  RAM_CLK         =       1'b0;
         assign  RAM_CE1         =       1'b0;
         assign  RAM_WE          =       1'b0;
         assign  RAM_ADDR        =       20'h00000;
+*/
+        assign  RAM_CLK = CLK_50MHz;
+        assign  RAM_CE1 = 1'b0;
 
         //      Turn inout ports to tri-state
@@ -55 +59 @@
         assign  USB_PA3         =       1'bz;
         assign  USB_PA7         =       1'bz;
-        assign  RAM_DQAP        =       1'bz;
-        assign  RAM_DQA         =       8'bz;
-        assign  RAM_DQBP        =       1'bz;
-        assign  RAM_DQB         =       8'bz;
+//      assign  RAM_DQAP        =       1'bz;
+//      assign  RAM_DQA         =       8'bz;
+//      assign  RAM_DQBP        =       1'bz;
+//      assign  RAM_DQB         =       8'bz;
 
         assign  USB_PA2         =       ~usb_rden;
@@ -300 +304 @@
                 endcase     
         end
-
+        
         control control_unit (
                 .clk(CLK_50MHz),
@@ -318 +322 @@
                 .tx_wrreq(usb_tx_wrreq),
                 .tx_data(usb_tx_data),
+                .ram_we(RAM_WE),
+                .ram_addr(RAM_ADDR),
+                .ram_data({RAM_DQA, RAM_DQAP, RAM_DQB, RAM_DQBP}),
                 .led(LED));