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blinky.v to not instantiate PS7, blink more slowly/predictably

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This commit is contained in:
Eddie Hung 2018-11-10 18:50:43 -08:00
parent 533c730418
commit a0c6c64be7
1 changed files with 3 additions and 3 deletions
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6
xc7/blinky.v
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@ -5,7 +5,7 @@ module blinky (
output led2, output led2,
output led3 output led3
); );
`include "ps7.vh" //`include "ps7.vh"
BUFGCTRL clk_gb ( BUFGCTRL clk_gb (
.I0(clki), .I0(clki),
@ -19,7 +19,7 @@ module blinky (
); );
localparam BITS = 4; localparam BITS = 4;
localparam LOG2DELAY = 21; localparam LOG2DELAY = 23;
reg [BITS+LOG2DELAY-1:0] counter = 0; reg [BITS+LOG2DELAY-1:0] counter = 0;
reg [BITS-1:0] outcnt; reg [BITS-1:0] outcnt;
@ -29,5 +29,5 @@ module blinky (
outcnt <= counter >> LOG2DELAY; outcnt <= counter >> LOG2DELAY;
end end
assign {led0, led1, led2, led3} = outcnt ^ (outcnt >> 1); assign {led0, led1, led2, led3} = outcnt /*^ (outcnt >> 1)*/;
endmodule endmodule