common.c

来自「ucos2.83在LPC2148上的例子」· C语言 代码 · 共 43 行

#define  COMMON_GLOBALS
#include <includes.h>



/*
*********************************************************************************************************
*                                                VARIABLES
*********************************************************************************************************
*/


/*
*********************************************************************************************************
*                                      FORMAT A DECIMAL VALUE
*
* Description: This function converts a decimal value to ASCII (with leading zeros)
* Arguments  : s       is a pointer to the destination ASCII string
*              value   is the value to convert (assumes an unsigned value)
*              digits  is the desired number of digits
*********************************************************************************************************
*/

COMMON_EXT  void  AppFormatDec (CPU_INT08U *s, CPU_INT32U value, CPU_INT08U digits)
{
    CPU_INT08U      i;
    CPU_INT32U      mult;


    mult        = 1;
    for (i = 0; i < (digits - 1); i++) 
    {
        mult   *= 10;
    }
    while (mult > 0) 
    {
        *s++    = value / mult + '0';
        value  %= mult;
        mult   /= 10;
    }
    *s          = 0;
}