AUSTIN, Texas--(BUSINESS WIRE)--Today the Silicon Integration Initiative (Si2) announced release of the Common Power Format (CPF) Version 2.1, incorporating major enhancements to the widely adopted low-power intent format. CPF 2.1 has been approved as an Si2 standard by the Low Power Coalition (LPC). The enhancements and new capabilities in CPF 2.1 consist of four major categories: 1. Introduction of a “Preserved” hierarchical boundary: In many hierarchical design flows it is critical that the