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ZKhan1's avatar
ZKhan1
Icon for Occasional Contributor rankOccasional Contributor
3 years ago

Active Serial Multi Device Configuration issue

Hi , I have a board with x02 Cyclone 10 Lp , part number : 10CL040YF484C8G , they are connected in Active Serial Multi Device config with first FPGA the master configurer . But the schematic d...
AqidAyman_Altera's avatar
AqidAyman_Altera
Icon for Regular Contributor rankRegular Contributor
3 years ago

Hi Ahmed,


If based on the situation given, from my opinion, it will not affect the configuration on the first FPGA if CONF_DONE and nSTATUS signals not connected to the 2nd FPGA. Those two are dedicated configuration status pins.

According to the documentation, in a multi-device configuration, nCE of the first device is tied low while its nCEO pin need to drive the nCE of the next device in the chain.


Regards,

Aqid