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Altera_Forum
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12 years ago

Multi Device AS configuration scheme

Dear Sir, In the multi-device AS configuration in which devices receive the same data with multiple .sof, nCONFIG, nSTATUS and CONF_DONE pins of Master and slave FPGA’s are shorte...
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Altera_Forum
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11 years ago

In this thread (see Post#2):

http://www.alteraforum.com/forum/showthread.php?t=42710

I analyzed the timing of Cyclone IV devices, with the first configured in AS mode, and the subsequent devices configured in PS mode. Because of the difference in clock edges between these modes, configuration timing can potentially be violated. I'd recommend performing the same analysis for your multi-device chain.

Cheers,

Dave