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Altera_Forum
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11 years ago

CPLD as a pass through (Input pin directly goes to Output pin) good or bad idea?

Hi everyone, I have a custom board created by another person. The board contains a Netburner processor that is connected to a CPLD. The CPLD is then connected to a DDS. The DDS uses a S...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Using the CPLD as a pass-through device should work fine.

The only potential issue you might face is different propagation delays of the SPI signals, however, you can solve that issue by simply using a slower SPI data rate.

Cheers,

Dave