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gowin: Add support for emulated differential output

This commit is contained in:
martell 2023-01-29 20:48:43 -08:00
parent d11cb6901f
commit dbc8b77222
1 changed files with 8 additions and 0 deletions
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8
techlibs/gowin/cells_sim.v
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@ -582,6 +582,14 @@ module IOBUF (O, IO, I, OEN);
assign I = IO;
endmodule
module ELVDS_OBUF (I, O, OB);
input I;
output O;
output OB;
assign O = I;
assign OB = ~I;
endmodule
module TLVDS_OBUF (I, O, OB);
input I;
output O;