gui_addbin.c

来自「嵌入式实时操作系统uc/OS-II于s3c2410的开发测试程序２源代码」· C语言 代码 · 共 44 行

/*
*********************************************************************************************************
*                                                uC/GUI
*                        Universal graphic software for embedded applications
*
*                       (c) Copyright 2002, Micrium Inc., Weston, FL
*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*              礐/GUI is protected by international copyright laws. Knowledge of the
*              source code may not be used to write a similar product. This file may
*              only be used in accordance with a license and should not be redistributed
*              in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File        : GUI_AddBin.c
Purpose     : Converts binary value 2 string
---------------------------END-OF-HEADER------------------------------
*/

#include "GUI_Protected.H"
#include "GUIDebug.h"

/*********************************************************************
*
*        GUI_AddBin
*/

void GUI_AddBin(U32 v, U8 Len, char**ps) {
  char *s = *ps;
#if GUI_DEBUG_LEVEL >1
  if (Len>32) {
    GUI_DEBUG_WARN("Can not display more than 32 bin. digits");
    Len=32;
  }
#endif
  (*ps) += Len;
  **ps     = '\0';     /* Make sure string is 0-terminated */
  while(Len--) {
    *(s+Len) = (char)('0'+ (v&1));
    v>>=1;
  }
}