Changeset 45 for trunk/MultiChannelUSB/histogram.v

Timestamp:

Sep 15, 2009, 3:27:35 AM (15 years ago)

Author:

demin

Message:

add fourth channel and switch from 32 to 24 bit histogram

File:

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

trunk/MultiChannelUSB/histogram.v

@@ -4 +4 @@
                 input   wire                    data_ready,
                 input   wire    [11:0]  data, address,
-                output  wire    [31:0]  q
+                output  wire    [23:0]  q
         );
         
@@ -11 +11 @@
         reg                             wren_reg, wren_next;
         reg             [11:0]  addr_reg, addr_next;
-        reg             [31:0]  data_reg, data_next;
+        reg             [23:0]  data_reg, data_next;
 
-        wire    [31:0]  q_a_wire, q_b_wire;
+        wire    [23:0]  q_a_wire, q_b_wire;
 
-        ram4096x32 ram4096x32_unit (
+        ram4096x24 ram4096x24_unit (
                 .address_a(addr_reg),
                 .address_b(address),
@@ -92 +92 @@
                                 // increment and write
                                 wren_next = 1'b1;
-                                data_next = q_a_wire + 32'd1;
+                                data_next = q_a_wire + 24'd1;
                                 state_next = 4'd3;
                         end
@@ -104 +104 @@
 
         // output logic
-        assign  q                       =       q_b_wire;
+        assign  q = q_b_wire;
 endmodule