The program had been compiled via uVision2 of DK251. However, it appears error : can't optimise function when using uVison3 of DK251. What's wrong? Please give any advise.
The error messages have online help, and are listed in the Manuals - have you checked there first? Failing that, post the full text of the message - use cut-and paste; do not re-type it.
Thanks for your information. We're trying to find it. Prefer for your further advice if we couldn't solve it.
No further advice can be provided without further details from you!