From a8aaabae4c1cc64a01d740a436336ca31c1f79ba Mon Sep 17 00:00:00 2001 From: iperry Date: Thu, 17 Dec 2009 02:46:08 +0000 Subject: removed extraneous files, stm32lib examples git-svn-id: https://leaflabs.googlecode.com/svn/trunk/library@70 749a229e-a60e-11de-b98f-4500b42dc123 --- src/stm32lib/examples/RTC/LSI_Calib/main.c | 323 ----------------------------- 1 file changed, 323 deletions(-) delete mode 100755 src/stm32lib/examples/RTC/LSI_Calib/main.c (limited to 'src/stm32lib/examples/RTC/LSI_Calib/main.c') diff --git a/src/stm32lib/examples/RTC/LSI_Calib/main.c b/src/stm32lib/examples/RTC/LSI_Calib/main.c deleted file mode 100755 index 612bb5f..0000000 --- a/src/stm32lib/examples/RTC/LSI_Calib/main.c +++ /dev/null @@ -1,323 +0,0 @@ -/******************** (C) COPYRIGHT 2008 STMicroelectronics ******************** -* File Name : main.c -* Author : MCD Application Team -* Version : V2.0.1 -* Date : 06/13/2008 -* Description : Main program body -******************************************************************************** -* 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. -*******************************************************************************/ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f10x_lib.h" -#include - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -#define RTCClockOutput_Enable /* RTC Clock/64 is output on tamper pin(PC.13) */ - -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -ErrorStatus HSEStartUpStatus; - -TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure; -TIM_ICInitTypeDef TIM_ICInitStructure; -RCC_ClocksTypeDef RCC_Clocks; -vu32 PeriodValue = 0, LsiFreq = 0; -vu32 OperationComplete = 0; - -/* Private function prototypes -----------------------------------------------*/ -void RCC_Configuration(void); -void GPIO_Configuration(void); -void RTC_Configuration(void); -void NVIC_Configuration(void); - -/* Private functions ---------------------------------------------------------*/ -/******************************************************************************* -* Function Name : main -* Description : Main program. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -int main(void) -{ -#ifdef DEBUG - debug(); -#endif - - /* System Clocks Configuration */ - RCC_Configuration(); - - /* NVIC configuration */ - NVIC_Configuration(); - - /* Configure the GPIOs */ - GPIO_Configuration(); - - /* RTC Configuration */ - RTC_Configuration(); - - /* Wait until Key Push button is pressed */ - while (GPIO_ReadInputDataBit(GPIOG, GPIO_Pin_8) != 0) - {} - - /* Get the Frequency value */ - RCC_GetClocksFreq(&RCC_Clocks); - - /* Enable TIM5 APB1 clocks */ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM5, ENABLE); - - /* Connect internally the TM5_CH4 Input Capture to the LSI clock output */ - GPIO_PinRemapConfig(GPIO_Remap_TIM5CH4_LSI, ENABLE); - - /* TIM5 Time base configuration */ - TIM_TimeBaseStructure.TIM_Prescaler = 0; - TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; - TIM_TimeBaseStructure.TIM_Period = 0xFFFF; - TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1; - TIM_TimeBaseInit(TIM5, &TIM_TimeBaseStructure); - - /* TIM5 Channel4 Input capture Mode configuration */ - TIM_ICInitStructure.TIM_Channel = TIM_Channel_4; - TIM_ICInitStructure.TIM_ICPolarity = TIM_ICPolarity_Rising; - TIM_ICInitStructure.TIM_ICSelection = TIM_ICSelection_DirectTI; - TIM_ICInitStructure.TIM_ICPrescaler = TIM_ICPSC_DIV1; - TIM_ICInitStructure.TIM_ICFilter = 0; - TIM_ICInit(TIM5, &TIM_ICInitStructure); - - /* Reinitialize the index for the interrupt */ - OperationComplete = 0; - - /* Enable the TIM5 Input Capture counter */ - TIM_Cmd(TIM5, ENABLE); - /* Reset all TIM5 flags */ - TIM5->SR = 0; - /* Enable the TIM5 channel 4 */ - TIM_ITConfig(TIM5, TIM_IT_CC4, ENABLE); - - /* Wait the TIM5 measuring operation to be completed */ - while (OperationComplete != 2) - {} - - /* Compute the actual frequency of the LSI. (TIM5_CLK = 2 * PCLK1) */ - if (PeriodValue != 0) - { - LsiFreq = (u32)((u32)(RCC_Clocks.PCLK1_Frequency * 2) / (u32)PeriodValue); - } - - /* Adjust the RTC prescaler value */ - RTC_SetPrescaler(LsiFreq - 1); - - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); - - /* Set GPIOF pin 7 */ - GPIO_SetBits(GPIOF, GPIO_Pin_7); - - while (1) - { - /* Inifinite loop */ - } - -} - -/******************************************************************************* -* Function Name : RCC_Configuration -* Description : Configures the different system clocks. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void RCC_Configuration(void) -{ - /* RCC system reset(for debug purpose) */ - RCC_DeInit(); - - /* Enable HSE */ - RCC_HSEConfig(RCC_HSE_ON); - - /* Wait till HSE is ready */ - HSEStartUpStatus = RCC_WaitForHSEStartUp(); - - if (HSEStartUpStatus == SUCCESS) - { - /* Enable Prefetch Buffer */ - FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable); - - /* Flash 2 wait state */ - FLASH_SetLatency(FLASH_Latency_2); - - /* HCLK = SYSCLK */ - RCC_HCLKConfig(RCC_SYSCLK_Div1); - - /* PCLK2 = HCLK */ - RCC_PCLK2Config(RCC_HCLK_Div1); - - /* PCLK1 = HCLK/2 */ - RCC_PCLK1Config(RCC_HCLK_Div2); - - /* PLLCLK = 8MHz * 9 = 72 MHz */ - RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9); - - /* Enable PLL */ - RCC_PLLCmd(ENABLE); - - /* Wait till PLL is ready */ - while (RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET) - {} - - /* Select PLL as system clock source */ - RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK); - - /* Wait till PLL is used as system clock source */ - while (RCC_GetSYSCLKSource() != 0x08) - {} - } - - /* Enable GPIOG, GPIOF and AFIO clocks */ - RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOG | RCC_APB2Periph_GPIOF - | RCC_APB2Periph_AFIO, ENABLE); -} - -/******************************************************************************* -* Function Name : NVIC_Configuration -* Description : Configures the nested vectored interrupt controller. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void NVIC_Configuration(void) -{ - NVIC_InitTypeDef NVIC_InitStructure; - -#ifdef VECT_TAB_RAM - /* Set the Vector Table base location at 0x20000000 */ - NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0); -#else /* VECT_TAB_FLASH */ - /* Set the Vector Table base location at 0x08000000 */ - NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0); -#endif - - /* Configure one bit for preemption priority */ - NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1); - - /* Enable the RTC Interrupt */ - NVIC_InitStructure.NVIC_IRQChannel = RTC_IRQChannel; - NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; - NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; - NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; - NVIC_Init(&NVIC_InitStructure); - - /* Enable the TIM5 Interrupt */ - NVIC_InitStructure.NVIC_IRQChannel = TIM5_IRQChannel; - NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2; - NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; - NVIC_Init(&NVIC_InitStructure); -} - -/******************************************************************************* -* Function Name : GPIO_Configuration -* Description : Configures the different GPIO ports. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void GPIO_Configuration(void) -{ - GPIO_InitTypeDef GPIO_InitStructure; - - /* Configure GPIOF pin 6 and pin 7 as Output push-pull */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; - GPIO_Init(GPIOF, &GPIO_InitStructure); - - /* Configure Key Button GPIO Pin as input floating */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; - GPIO_Init(GPIOG, &GPIO_InitStructure); -} - -/******************************************************************************* -* Function Name : RTC_Configuration -* Description : Configures the RTC. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void RTC_Configuration(void) -{ - /* Enable PWR and BKP clocks */ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE); - - /* Allow access to BKP Domain */ - PWR_BackupAccessCmd(ENABLE); - - /* Reset Backup Domain */ - BKP_DeInit(); - - /* Enable the LSI OSC */ - RCC_LSICmd(ENABLE); - /* Wait till LSI is ready */ - while (RCC_GetFlagStatus(RCC_FLAG_LSIRDY) == RESET) - {} - /* Select the RTC Clock Source */ - RCC_RTCCLKConfig(RCC_RTCCLKSource_LSI); - - /* Enable RTC Clock */ - RCC_RTCCLKCmd(ENABLE); - - /* Wait for RTC registers synchronization */ - RTC_WaitForSynchro(); - - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); - - /* Enable the RTC Second */ - RTC_ITConfig(RTC_IT_SEC, ENABLE); - - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); - - /* Set RTC prescaler: set RTC period to 1sec */ - RTC_SetPrescaler(40000); - - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); - - /* To output second signal on Tamper pin, the tamper functionality - must be disabled (by default this functionality is disabled) */ - BKP_TamperPinCmd(DISABLE); - - /* Enable the RTC Second Output on Tamper Pin */ - BKP_RTCOutputConfig(BKP_RTCOutputSource_Second); -} - -#ifdef DEBUG -/******************************************************************************* -* Function Name : assert_failed -* Description : Reports the name of the source file and the source line number -* where the assert_param error has occurred. -* Input : - file: pointer to the source file name -* - line: assert_param error line source number -* Output : None -* Return : None -*******************************************************************************/ -void assert_failed(u8* file, u32 line) -{ - /* User can add his own implementation to report the file name and line number, - ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ - - /* Infinite loop */ - while (1) - {} -} -#endif - -/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3