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Altera_Forum
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14 years ago

i2c from altera wiki

Hi all I've downloaded the i2c ip from altera wiki and simulated it in Nios II with ModelSim-Altera. http://www.alterawiki.com/wiki/opencores_i2c (http://www.alterawiki.com/wiki/opencor...
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Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

You are looking at the wrong signals in your simulation. sda_o and scl_o are in fact tied to ground. The pins are controlled by the respective enable signals. Reading 2.3 external connections in the doc should clarify things,