Changeset 116 for sandbox/MultiChannelUSB/deconv.v

Timestamp:

Feb 14, 2011, 11:53:48 PM (14 years ago)

Author:

demin

Message:

fix sign conversion

File:

• sandbox/MultiChannelUSB/deconv.v (modified) (3 diffs)

sandbox/MultiChannelUSB/deconv.v

@@ -10 +10 @@
                 input   wire    [3*size*16-1:0]         tau_data,
                 input   wire    [3*size*width-1:0]      inp_data,
-                output  wire    [3*size*widthr-1:0]     out_data,
-                output  wire    [3*size*width2-1:0]     acc_data
+                output  wire    [3*size*widthr-1:0]     out_data
         );
 
@@ -102 +101 @@
                                 .lpm_type("LPM_ADD_SUB"),
                                 .lpm_width(width2)) acc_unit_1 (
-                                .dataa({sub_data_reg[0][j*width1+width1-1], {(width2-width1){1'b0}}, sub_data_reg[0][j*width1+width1-2:j*width1]}),
-//                              .dataa({width2{1'b0}}),
+                                .dataa({{(width2-width1+1){sub_data_reg[0][j*width1+width1-1]}}, sub_data_reg[0][j*width1+width1-2:j*width1]}),
                                 .datab(acc_data_reg[0][j*width2+width2-1:j*width2]),
                                 .result(acc_data_wire[j*width2+width2-1:j*width2]));
@@ -418 +416 @@
 
         assign out_data = {out_data_reg[2], out_data_reg[1], out_data_reg[0]};
-        assign acc_data = {acc_data_reg[3], acc_data_reg[2], acc_data_reg[1]};
-//      assign acc_data = {17'd0, del_addr_wire, 17'd0, del_addr_wire, 17'd0, del_addr_wire};
 
 endmodule