×

Technique for preconditioning I/Os during reconfiguration

  • US 5,869,979 A
  • Filed: 05/09/1996
  • Issued: 02/09/1999
  • Est. Priority Date: 04/05/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for reconfiguring a programmable integrated circuit comprising:

  • providing a user-selected input to the programmable integrated circuit;

    driving a pad with the user-selected input when the programmable integrated circuit is being reconfigured, wherein the user-selected input is coupled to a first input of a multiplexer and a data path signal is coupled to a second input of the multiplexer, wherein an output of the multiplexer is coupled to the pad and a control node of the multiplexer is coupled to be controlled by a signal indicating whether the programmable integrated circuit is being reconfigured; and

    reconfiguring the programmable integrated circuit.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×