Added missing segmentdisplay.v file

This commit is contained in:
Niels Moseley 2017-10-29 23:24:58 +01:00
parent 4c5a4c404d
commit b5dc1e882a

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// 7-segment display driver for DE0 board
//
// Niels Moseley - Moseley Instruments 2017
// http://www.moseleyinstruments.com
//
module segmentdisplay (
clk,
latch,
hexdigit_in,
display_out
);
input clk,latch;
input [3:0] hexdigit_in;
output reg [0:6] display_out;
always @(posedge clk)
begin
if (latch == 1)
begin
case (hexdigit_in)
4'b0000:
display_out <= 7'b1000000;
4'b0001:
display_out <= 7'b1111001;
4'b0010:
display_out <= 7'b0100100;
4'b0011:
display_out <= 7'b0110000;
4'b0100:
display_out <= 7'b0011001;
4'b0101:
display_out <= 7'b0010010;
4'b0110:
display_out <= 7'b0000010;
4'b0111:
display_out <= 7'b1111000;
4'b1000:
display_out <= 7'b0000000;
4'b1001:
display_out <= 7'b0011000;
4'b1010:
display_out <= 7'b0001000;
4'b1011:
display_out <= 7'b0000011;
4'b1100:
display_out <= 7'b1000110;
4'b1101:
display_out <= 7'b0100001;
4'b1110:
display_out <= 7'b0000110;
4'b1111:
display_out <= 7'b0001110;
endcase
end
end
endmodule