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An undefined instruction has been encountered (Exception with EXCAUSE=0x21)

Question asked by Bill.Xie on Aug 22, 2013
Latest reply on Aug 29, 2013 by Bill.Xie

Hi, everybody

    I use CCES for BF609. If not add new code, my program work fine. If  add new code, this code is not with error, but the new code is not working ,  my program accur as follows  error:

 

A fatal error or exception has occurred.

  Description:   An undefined instruction has been encountered (Exception with EXCAUSE=0x21).

  General Type:  UnhandledException

  Specific Type: UndefinedInstruction

  General Code:  0x9

  Specific Code: 0x21

  Error Value:   0x00130021

  Error PC:      0x000004fe

 


In my program, some code place in L1, some code place in DDR. Generally in what circumstances such this error will occur. How to void this

error. Thank you.

 

Regards

Bill

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