US Patent Issued to XILINX on Sept. 1 for "Cram validation using an external device" (New Mexico Inventor)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,724,932, issued on Sept. 1, was assigned to XILINX INC. (San Jose, Calif.).

"Cram validation using an external device" was invented by Paul S. Levy (Albuquerque, N.M.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments herein describe CRAM validation using an external device (ED). The ED selects unused addresses of CRAM as challenge registers (CRs), determines challenge bits for the CRs, and provides the selected addresses and the challenge bits to challenge circuitry of the IC device. The challenge circuitry initiates storage of the challenge bits at the selected CRAM addresses and invokes scan circuitry to scan the CRAM. The scan circuitry retr...