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Altera_Forum
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18 years ago

Tri-state output and OpenDrain-output in FLEX 10KA

Hi All, I don't undestand in FLEX 10KA. How does "Individual tri-state output enable control for each pin" work. How I can select between Tri-state output and OpenDrain output with IDE MAX+plus...
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Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

You implement an opendrain ouput by using a Tristate output.:

Pin = tri.out;

tri.in = gnd;

tri.ena = data;

You can find the tri primitive ( AHDL ) in maxplus II at:

help->primitives

succes,

Andries