XQSHEN
Occasional Contributor
4 years agoQuesiton for Cyclone IV design
Device: EP4CE15M9I7N
1) Bank 3 & 4 are used for DDR2 RAM. In each bank, there are two reference pin VREFB3N0 & VREFB3N1. Just confirm only one pin should be used as reference, the other one can b...