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Altera_Forum
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14 years ago

Connecting an 8-bit peripheral to a 32-bit avalon bus

Hello, I am connecting an I2C core to a ColdFire V1 IP Core using the Avalon Bus in SOPC. I get a warning about the slave (I2C core), which has 8-bit registers, not having byteenables. Then it ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I tried your suggestion of using the byteenable, but now I have many configuration registers within the i2c module being optimized away (some which I need to stay). Perhaps that byteenable fix isn't going to work for my file or do I need some modification of my top-level IP to make it work? See the attached of what I did.