Multimode Display Core

This core has four display modes: 640x480 / 800x600 / 1024x768 / 1280x1024 Two switches control what mode is used.

Author: DendriteDigital

MMD.v

@@ -20,7 +20,7 @@
 `define vvaXGA 11'd38
 `define vwfXGA 11'd806
 
-`define polSVGA 1'd0
+`define polSVGA 1'd1
 `define hfpSVGA 11'd40
 `define hbpSVGA 11'd168
 `define hvaSVGA 11'd256
@@ -30,7 +30,7 @@
 `define vvaSVGA 11'd28
 `define vwfSVGA 11'd628
 
-`define polVGA 1'd1
+`define polVGA 1'd0
 `define hfpVGA 11'd16
 `define hbpVGA 11'd112
 `define hvaVGA 11'd160
@@ -67,7 +67,7 @@ module ALL(
 assign Vsync = vsync[rez];
 
 always@(*)begin
-if((hcount[rez]==0)&&(vcount[rez]==0))begin
+if((hcount[rez]==1)&&(vcount[rez]==1))begin
 rez=sw;
 end
 end
@@ -187,11 +187,11 @@ module Display(
 if(hCount<HWL)
 hCount<=hCount+10'd1;
 else begin
-hCount<=10'd0;
+hCount<=10'd1;
 if(vCount<VWF)begin
 vCount<=vCount+10'd1;
 end else begin
-vCount<=10'd0;
+vCount<=10'd1;
 end
 end
 if(x[2:0]==3'd6)begin