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Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
7 years ago

Altera Avalon I2C Master Core API Timeout

I am using the API with the Altera Avalon I2C Master core in non-interrupt mode. It works fine except when I try to access a device that is not currently on the I2C bus. Even though the driver code...
GHoge's avatar
GHoge
Icon for New Contributor rankNew Contributor
6 years ago

Looks like just poorly written code. You can modify the altera_avalon_i2c.c file yourself and streamline some of the wait states and wait times. But that becomes a configuration control nightmare for me. Were you ever able to resolve this any other way?

  • MRezn's avatar
    MRezn
    Icon for New Contributor rankNew Contributor
    5 years ago

    altera/intel soft/hard i2c ipcore (even in silicon) hangs of any noise and I think you can hardly repair it

    use your own soft controller