Programmable array interconnect network

Electronic digital logic circuitry – Multifunctional or programmable – Array

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326 39, H03K 19177

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active

056315783

ABSTRACT:
A programmable interconnection system for a programmable array includes pluralities of parallel buses for rows and columns of logic cells arranged in the array. Two groups of seven buses are provided for each row or column of logic cells. The buses include conductors connectable to each other, and selectively connectable to, or isolated from, the logic cells. A hierarchy of conductor lengths is disclosed to provide intra-sector and inter-sector bussing. Staggered switching is employed for adjacent sector access.

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