mister-devel/Archie_MiSTer
1
0
Fork 0
mirror of https://github.com/MiSTer-devel/Archie_MiSTer.git synced 2026-05-17 03:03:15 +00:00
Code Issues Packages Projects Releases Wiki Activity

Update sys. Fix VGA scaler blanking.

Browse Source
This commit is contained in:
sorgelig
2018-05-25 14:41:06 +08:00
parent 9397741397
commit 5f166bc02b
3 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
sys/scandoubler.v
View File

@@ -52,7 +52,7 @@ module scandoubler #(parameter LENGTH, parameter HALF_DEPTH)
localparam DWIDTH = HALF_DEPTH ? 3 : 7;
assign vs_out = vs_in;
assign vs_out = vso[3];
assign ce_pix_out = ce_x4;
//Compensate picture shift after HQ2x
@@ -117,6 +117,7 @@ reg [DWIDTH:0] r_d;
reg [DWIDTH:0] g_d;
reg [DWIDTH:0] b_d;
reg [3:0] vso;
always @(posedge clk_sys) begin
@@ -143,6 +144,7 @@ always @(posedge clk_sys) begin
// falling edge of hsync indicates start of line
if(hs && !hs_in) begin
vso <= (vso<<1) | vs_in;
hs_max <= {hcnt,1'b1};
hcnt <= 0;
end else begin

2
sys/sys_top.v
View File

@@ -718,7 +718,7 @@ vga_out vga_out
`ifdef LITE
.din(vga_q)
`else
.din(vga_scaler ? HDMI_TX_D : vga_q)
.din(vga_scaler ? {24{HDMI_TX_DE}} & HDMI_TX_D : vga_q)
`endif
);

2
sys/video_mixer.sv
View File

@@ -160,7 +160,7 @@ always @(posedge clk_sys) begin
VGA_HS <= hs;
old_hde <= hde;
if(~old_hde && hde && vde) VGA_DE <= 1;
if(~old_hde && hde) VGA_DE <= vde;
if(old_hde && ~hde) VGA_DE <= 0;
end