#include <pic.h>
#include <math.h>
#include <ctype.h>
#include <stdio.h>  =20
#include <stdlib.h> =20
#include <string.h>
#include <delay.h>   //delayUs()
#include <delay.c>
#include "hd44780.c"


using:

   sprintf(buff,"%5.1f good", 3.4356677);
   lcd_puts(buff);  =20

but I got only 'f'.   what wrong? it is standard C.

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