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Altera_Forum
Honored Contributor
Honored ContributorCROSS CLOCK vhdl
Hello Everybody, In my application I receive images from a camera that uses CAMERA LINK protocol (100 fps). The camera generates its own 40 MHz pixel clock. All the data's from the camera ...
Altera_ForumHonored Contributor
Honored Contributor --- Quote Start --- It seems that altera has two remediies for their old warning: 1) an almost_empty flag 2) protection circuitry(extra logic) --- Quote End --- I see what you mean. I wonder if this is the same for LOOKAHEAD style fifos. But the above problem can surely be avoided (on the read side at least) by anding any read control with !empty, then you will never try and read from an empty fifo.
