hi all iam working on cygnal mcus,iam converting my c programme into asm by using src directive, presently iam using evaluation version of cygnal shipped with 4kbprogramme memory keil version . iam compiling the c programme using #pragma src iam once again compiling .src file errors=0 but iam not getting results ie iam performing uart communication ,when i compiled src file iam not able to display menu,on the pc ,whats this problem ???? regards john e