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Altera_Forum's avatar
Altera_Forum
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17 years ago

Is there a way to specify a wire inside FPGA?

Hi All, I have an I2C board that outputs GND, SCL and SDA for I2C implementation. I need the SCL and SDA I2C signals, including the bi-directional SDA to go through a Cyclone III FPGA from...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

I just read your first post again (d'oh) and realised that what you're trying to do is create an I2C repeater.

As FvM says, you can't do this, without decoding the protocol inside the FPGA and creating an active bridge. Even that is tricky, given the nature of the bus.

However, I'm wondering why you need to do this. Can you elaborate ?