The invention concerns a circuit protected against transitory perturbations, comprising a combinatorial logic circuit (10), having at least an output (A); a circuit (20) generating an error control code for said output, and a storage element (24) provided at said output, controlled by the circuit generating a control code to be transparent when the control code is correct, and to maintain its status when the control code is incorrect.
CROSS-REFERENCE TO RELATED APPLICATIONS
This continuation application claims priority benefit of U.S. application Ser. No. 09/936,032 filed on Mar. 11, 2002, which is now a U.S. Pat. No. 7,380,192, issue date May 27, 2008.
Priority Data
Mar 09, 1999 [FR] 99 03027 Mar 08, 2000 [FR] PCT/FR00/00573
