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Altera_Forum's avatar
Altera_Forum
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19 years ago

Open drain pin assignment

Does anyone know how to make an output pin open drain? I made an open drain assignment to an output pin in the assignment editor, but Quartus ignores it.
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

and we must use the open drain primitive for each pin ?

module opndrn (in, out);

input in;

output out;

bufif0 (out, in, in);

endmodule