An input/output interconnect (IOI) circuit is provided for coupling input/output (IO) blocks to an array of configurable logic tiles in a field programmable gate array (FPGA). Each of the tiles includes a configurable logic block and a programmable interconnect structure that includes a plurality of...http://www.google.fr/patents/US6204689?utm_source=gb-gplus-shareBrevet US6204689 - Input/output interconnect circuit for FPGAs
