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Altera_Forum's avatar
Altera_Forum
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16 years ago

Interfacing Custom Component

Recently I built custom component of SDCARD. What I'm trying to make is an easy interfacing with the SDCARD module I built based on VHDL. I want to read or write from the SDCARD Mem only by usin...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

First thnx for the fast replay

I have tryed to use DIRECT commands but it had chang nothing.

The SOPC give me some warning, he advice me to add "byteenable" to my custom although byteenable is affected by the writedata and readdata who have both only 1 byte. (as you can see at the picture)

So I'm facing 2 choises:

  • I'm adding byteebale with width of 1 bit, the cause is that the consol replay me that the width must be 2,4,6...

  • I'm adding byteebale with width of 2 bit, and the colnsol replay that the byteenable must me one eight of readdata/writedata (8). :confused: