gui_addhex.c

来自「MCB2300_ucgui_LCD320240.rar LPC2368的u」· C语言 代码 · 共 58 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_AddHex.c
Purpose 	: Converts hex value 2 string
---------------------------END-OF-HEADER------------------------------
*/

#include "GUI_Protected.h"

/*********************************************************************
*
*   	Static data
*
**********************************************************************
*/

static const char acHex[16] =  {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };

/*********************************************************************
*
*   	Public code
*
**********************************************************************
*/
/*********************************************************************
*
*   	GUI_AddHex
*/
void GUI_AddHex(U32 v, U8 Len, char **ps)
{
	char *s = *ps;
	if (Len > 8)
	{
		return;
	}
	(*ps) += Len;
	**ps = '\0';	 /* Make sure string is 0-terminated */
	while (Len--)
	{
		*(s + Len) = acHex[v & 15];
		v >>= 4;
	}
}

/*************************** End of file ****************************/