Hardware Central
Computing-centric community providing vital information, support, tools and interaction facilities for power computer users and enthusiasts.
http://www.hardwarecentral.com/
VLSI Discussion Forum
Covers many related topics: EDA tools, VHDL, Verilog; fabrication; FPGAs, ASICs, microprocessors, semiconductors, CMOS.
http://www.vlsibank.com/
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