diff libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/RCC/RCC_ClockConfig/stm32f10x_it.c @ 0:c59513fd84fb

Initial commit of STM32 test code.
author Daniel O'Connor <darius@dons.net.au>
date Mon, 03 Oct 2011 21:19:15 +1030
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/RCC/RCC_ClockConfig/stm32f10x_it.c	Mon Oct 03 21:19:15 2011 +1030
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+/**
+  ******************************************************************************
+  * @file    RCC/RCC_ClockConfig/stm32f10x_it.c 
+  * @author  MCD Application Team
+  * @version V3.5.0
+  * @date    08-April-2011
+  * @brief   Main Interrupt Service Routines.
+  *          This file provides template for all exceptions handler and peripherals
+  *          interrupt service routine.
+  ******************************************************************************
+  * @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 "stm32f10x_it.h"
+#include "main.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Examples
+  * @{
+  */
+
+/** @addtogroup RCC_ClockConfig
+  * @{
+  */ 
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+
+/******************************************************************************/
+/*            Cortex-M3 Processor Exceptions Handlers                         */
+/******************************************************************************/
+
+/**
+  * @brief  This function handles NMI exception.
+  * @param  None
+  * @retval None
+  */
+void NMI_Handler(void)
+{
+  /* This interrupt is generated when HSE clock fails */
+
+  if (RCC_GetITStatus(RCC_IT_CSS) != RESET)
+  {/* At this stage: HSE, PLL are disabled (but no change on PLL config) and HSI
+       is selected as system clock source */
+
+    /* Enable HSE */
+    RCC_HSEConfig(RCC_HSE_ON);
+
+    /* Enable HSE Ready interrupt */
+    RCC_ITConfig(RCC_IT_HSERDY, ENABLE);
+
+#ifndef SYSCLK_HSE
+ #ifdef STM32F10X_CL
+    /* Enable PLL and PLL2 Ready interrupts */
+    RCC_ITConfig(RCC_IT_PLLRDY | RCC_IT_PLL2RDY, ENABLE);
+ #else
+    /* Enable PLL Ready interrupt */
+    RCC_ITConfig(RCC_IT_PLLRDY, ENABLE);
+ #endif	/* STM32F10X_CL */
+#endif /* SYSCLK_HSE */
+
+    /* Clear Clock Security System interrupt pending bit */
+    RCC_ClearITPendingBit(RCC_IT_CSS);
+
+    /* Once HSE clock recover, the HSERDY interrupt is generated and in the RCC ISR
+       routine the system clock will be reconfigured to its previous state (before
+       HSE clock failure) */
+  }
+}
+
+/**
+  * @brief  This function handles Hard Fault exception.
+  * @param  None
+  * @retval None
+  */
+void HardFault_Handler(void)
+{
+  /* Go to infinite loop when Hard Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Memory Manage exception.
+  * @param  None
+  * @retval None
+  */
+void MemManage_Handler(void)
+{
+  /* Go to infinite loop when Memory Manage exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Bus Fault exception.
+  * @param  None
+  * @retval None
+  */
+void BusFault_Handler(void)
+{
+  /* Go to infinite loop when Bus Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Usage Fault exception.
+  * @param  None
+  * @retval None
+  */
+void UsageFault_Handler(void)
+{
+  /* Go to infinite loop when Usage Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles SVCall exception.
+  * @param  None
+  * @retval None
+  */
+void SVC_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles Debug Monitor exception.
+  * @param  None
+  * @retval None
+  */
+void DebugMon_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles PendSV_Handler exception.
+  * @param  None
+  * @retval None
+  */
+void PendSV_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles SysTick Handler.
+  * @param  None
+  * @retval None
+  */
+void SysTick_Handler(void)
+{
+}
+
+/******************************************************************************/
+/*            STM32F10x Peripherals Interrupt Handlers                        */
+/******************************************************************************/
+
+/**
+  * @brief  This function handles RCC interrupt request. 
+  * @param  None
+  * @retval None
+  */
+void RCC_IRQHandler(void)
+{
+  if(RCC_GetITStatus(RCC_IT_HSERDY) != RESET)
+  { 
+    /* Clear HSERDY interrupt pending bit */
+    RCC_ClearITPendingBit(RCC_IT_HSERDY);
+
+    /* Check if the HSE clock is still available */
+    if (RCC_GetFlagStatus(RCC_FLAG_HSERDY) != RESET)
+    { 
+#ifdef SYSCLK_HSE
+      /* Select HSE as system clock source */
+      RCC_SYSCLKConfig(RCC_SYSCLKSource_HSE);
+#else
+ #ifdef STM32F10X_CL
+      /* Enable PLL2 */
+      RCC_PLL2Cmd(ENABLE);
+ #else
+      /* Enable PLL: once the PLL is ready the PLLRDY interrupt is generated */ 
+      RCC_PLLCmd(ENABLE);
+ #endif	/* STM32F10X_CL */
+#endif /* SYSCLK_HSE */      
+    }
+  }
+
+#ifdef STM32F10X_CL
+  if(RCC_GetITStatus(RCC_IT_PLL2RDY) != RESET)
+  { 
+    /* Clear PLL2RDY interrupt pending bit */
+    RCC_ClearITPendingBit(RCC_IT_PLL2RDY);
+
+    /* Enable PLL: once the PLL is ready the PLLRDY interrupt is generated */ 
+    RCC_PLLCmd(ENABLE);
+  }
+#endif /* STM32F10X_CL */   
+
+  if(RCC_GetITStatus(RCC_IT_PLLRDY) != RESET)
+  { 
+    /* Clear PLLRDY interrupt pending bit */
+    RCC_ClearITPendingBit(RCC_IT_PLLRDY);
+
+    /* Check if the PLL is still locked */
+    if (RCC_GetFlagStatus(RCC_FLAG_PLLRDY) != RESET)
+    { 
+      /* Select PLL as system clock source */
+      RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
+    }
+  }
+}
+
+/******************************************************************************/
+/*                 STM32F10x Peripherals Interrupt Handlers                   */
+/*  Add here the Interrupt Handler for the used peripheral(s) (PPP), for the  */
+/*  available peripheral interrupt handler's name please refer to the startup */
+/*  file (startup_stm32f10x_xx.s).                                            */
+/******************************************************************************/
+
+/**
+  * @brief  This function handles PPP interrupt request.
+  * @param  None
+  * @retval None
+  */
+/*void PPP_IRQHandler(void)
+{
+}*/
+
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */ 
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/