main() { char szOut[100]; int nYear,nMonth,nDate,nHour,nMinute,nSecond,nOldSec = 0; rtc_init(); set_date_time(2005,6,3,10,58,55); while(1) { get_date_time(&nYear,&nMonth,&nDate,&nHour,&nMinute,&nSecond); memset(szOut,0,sizeof(szOut)); if (nOldSec != nSecond) { nOldSec = nSecond; goto_xy(1,0); memset(szOut,0,sizeof(szOut)); sprintf(szOut,"%04d/%02d/%02d %02d:%02d:%02d",nYear,nMonth,nDate,nHour,nMinute,nSecond); printf(szOut); } } date time from rtc is ok,but sprintf sometimes ok sometime error(printf result is "2005/06/03 32423423/59/02","2005/06/03 10/324234/384083" ).I selected the ups3354dv from the device database. please help me? thanks.
"I think the problem may be result from the memory mapping" What makes you think that?
"What makes you think that? " that is a big array in my application,while i cutted down the array the problem disapplear. but i don't konw how or why it occure. I remember i had seen this problem in the discussion forum before. FYI: http://www.keil.com/forum/docs/thread601.asp http://www.keil.com/forum/docs/thread3002.asp