--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/MPU/accesspermission.c	Mon Oct 03 21:19:15 2011 +1030
@@ -0,0 +1,90 @@
+/**
+  ******************************************************************************
+  * @file    CortexM3/MPU/accesspermission.c 
+  * @author  MCD Application Team
+  * @version V3.5.0
+  * @date    08-April-2011
+  * @brief   Access rights configuration using Cortex-M3 MPU regions.
+  ******************************************************************************
+  * @attention
+  *
+  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+  *
+  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
+  ******************************************************************************  
+  */ 
+
+
+/* Includes ------------------------------------------------------------------*/
+#include "main.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Examples
+  * @{
+  */
+
+/** @addtogroup CortexM3_MPU
+  * @{
+  */
+  
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+#define ARRAY_ADDRESS_START    (0x20002000UL)
+#define ARRAY_SIZE             (0x09UL << 0UL)
+#define ARRAY_REGION_NUMBER    (0x03UL << MPU_RNR_REGION_Pos) 
+
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+
+#if defined ( __CC_ARM   )
+uint8_t privilegedreadonlyarray[32] __attribute__((at(0x20002000)));
+
+#elif defined ( __ICCARM__ )
+#pragma location=0x20002000
+__no_init uint8_t privilegedreadonlyarray[32];
+
+#elif defined   (  __GNUC__  )
+uint8_t privilegedreadonlyarray[32] __attribute__((section(".ROarraySection")));
+
+#elif defined   (  __TASKING__  )
+uint8_t privilegedreadonlyarray[32] __at(0x20002000);
+#endif
+
+/* Private functions ---------------------------------------------------------*/
+/**
+  * @brief  This function configure the access right using Cortex-M3 MPU regions.
+  * @param  None
+  * @retval None
+  */
+void accesspermission(void)
+{
+ uint8_t a; 
+  
+  /* Configure region for privilegedreadonlyarray as REGION NƯ3, 32byte and R 
+     only in privileged mode */
+  MPU->RNR  = ARRAY_REGION_NUMBER;
+  MPU->RBAR |= ARRAY_ADDRESS_START;
+  MPU->RASR |= ARRAY_SIZE | portMPU_REGION_PRIVILEGED_READ_ONLY;
+  
+  /* Read from privilegedreadonlyarray. This will not generate error */
+  a = privilegedreadonlyarray[0];
+  
+  /* Uncomment the following line to write to privilegedreadonlyarray. This will
+     generate error */
+  //privilegedreadonlyarray[0] = 'e';
+  
+}
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/