In other words, are there any chances to meet with Spartan-4 (or kind of that) family in the future? It looks like Virtex-4 SX is successor for Virtex-II and Virtex-4 FX - for Virtex-II Pro. Valeri
VHDL Tutorial Series
How FPGAs Work and Why You'll Buy One
MyHDL FPGA Tutorial (LED Strobe)
Introduction to Microcontrollers
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