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viktormyhome
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1 day ago

Error (169008): Can't turn on open-drain option for differential I/O pin HPS_DDR3_DQS_N[1]

Hello.
Please, suggest how to resolve this error. Quartus 25.1, Cyclone V,  Start Fitter.

inout [3:0] HPS_DDR3_DQS_N,
inout [3:0] HPS_DDR3_DQS_P,

.memory_mem_dqs (HPS_DDR3_DQS_P), // .mem_dqs
.memory_mem_dqs_n (HPS_DDR3_DQS_N), // .mem_dqs_n

 

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