公开(公告)号：US20130214815A1

公开(公告)日：2013-08-22

申请号：US13847666

申请日：2013-03-20

Applicant: Altera Corporation

Inventor： Andy L. Lee ,  Cameron McClintock ,  Brian Johnson ,  Richard Cliff ,  Srinivas Reddy ,  Christopher Lane ,  Paul Leventis ,  Vaughn Timothy Betz ,  David Lewis

IPC: H03K19/177

CPC classification number: H03K19/17736 ,  H03K19/177 ,  H03K19/17732 ,  H03K19/1778 ,  H03K19/17796

Abstract: In accordance with one aspect of the invention, a hole is formed within an LE array of a PLD by interrupting the LE array base signal routing architecture such that a hole is left for IP function block to be incorporated. An interface region is provided for interfacing the remaining LE array base signal routing architecture to the IP function block.