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Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/RTC/Calendar/main.c')
-rw-r--r-- | tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/RTC/Calendar/main.c | 410 |
1 files changed, 0 insertions, 410 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/RTC/Calendar/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/RTC/Calendar/main.c deleted file mode 100644 index e2e18ec..0000000 --- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/RTC/Calendar/main.c +++ /dev/null @@ -1,410 +0,0 @@ -/** - ****************************************************************************** - * @file RTC/Calendar/main.c - * @author MCD Application Team - * @version V3.5.0 - * @date 08-April-2011 - * @brief Main program body - ****************************************************************************** - * @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>© COPYRIGHT 2011 STMicroelectronics</center></h2> - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f10x.h" -#include "stm32_eval.h" -#include <stdio.h> - -/** @addtogroup STM32F10x_StdPeriph_Examples - * @{ - */ - -/** @addtogroup RTC_Calendar - * @{ - */ - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -#define RTCClockOutput_Enable /* RTC Clock/64 is output on tamper pin(PC.13) */ - -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -__IO uint32_t TimeDisplay = 0; -USART_InitTypeDef USART_InitStructure; - -/* Private function prototypes -----------------------------------------------*/ -void RTC_Configuration(void); -void NVIC_Configuration(void); -uint32_t Time_Regulate(void); -void Time_Adjust(void); -void Time_Show(void); -void Time_Display(uint32_t TimeVar); -uint8_t USART_Scanf(uint32_t value); - -#ifdef __GNUC__ -/* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf - set to 'Yes') calls __io_putchar() */ -#define PUTCHAR_PROTOTYPE int __io_putchar(int ch) -#else -#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f) -#endif /* __GNUC__ */ - -/* Private functions ---------------------------------------------------------*/ - -/** - * @brief Main program. - * @param None - * @retval None - */ -int main(void) -{ - /*!< At this stage the microcontroller clock setting is already configured, - this is done through SystemInit() function which is called from startup - file (startup_stm32f10x_xx.s) before to branch to application main. - To reconfigure the default setting of SystemInit() function, refer to - system_stm32f10x.c file - */ - - /* Initialize LED1 mounted on STM3210X-EVAL board */ - STM_EVAL_LEDInit(LED1); - - /* USARTx configured as follow: - - BaudRate = 115200 baud - - Word Length = 8 Bits - - One Stop Bit - - No parity - - Hardware flow control disabled (RTS and CTS signals) - - Receive and transmit enabled - */ - USART_InitStructure.USART_BaudRate = 115200; - USART_InitStructure.USART_WordLength = USART_WordLength_8b; - USART_InitStructure.USART_StopBits = USART_StopBits_1; - USART_InitStructure.USART_Parity = USART_Parity_No; - USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None; - USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; - - STM_EVAL_COMInit(COM1, &USART_InitStructure); - - - /* NVIC configuration */ - NVIC_Configuration(); - - if (BKP_ReadBackupRegister(BKP_DR1) != 0xA5A5) - { - /* Backup data register value is not correct or not yet programmed (when - the first time the program is executed) */ - - printf("\r\n\n RTC not yet configured...."); - - /* RTC Configuration */ - RTC_Configuration(); - - printf("\r\n RTC configured...."); - - /* Adjust time by values entered by the user on the hyperterminal */ - Time_Adjust(); - - BKP_WriteBackupRegister(BKP_DR1, 0xA5A5); - } - else - { - /* Check if the Power On Reset flag is set */ - if (RCC_GetFlagStatus(RCC_FLAG_PORRST) != RESET) - { - printf("\r\n\n Power On Reset occurred...."); - } - /* Check if the Pin Reset flag is set */ - else if (RCC_GetFlagStatus(RCC_FLAG_PINRST) != RESET) - { - printf("\r\n\n External Reset occurred...."); - } - - printf("\r\n No need to configure RTC...."); - /* Wait for RTC registers synchronization */ - RTC_WaitForSynchro(); - - /* Enable the RTC Second */ - RTC_ITConfig(RTC_IT_SEC, ENABLE); - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); - } - -#ifdef RTCClockOutput_Enable - /* Enable PWR and BKP clocks */ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE); - - /* Allow access to BKP Domain */ - PWR_BackupAccessCmd(ENABLE); - - /* Disable the Tamper Pin */ - BKP_TamperPinCmd(DISABLE); /* To output RTCCLK/64 on Tamper pin, the tamper - functionality must be disabled */ - - /* Enable RTC Clock Output on Tamper Pin */ - BKP_RTCOutputConfig(BKP_RTCOutputSource_CalibClock); -#endif - - /* Clear reset flags */ - RCC_ClearFlag(); - - /* Display time in infinite loop */ - Time_Show(); -} - - -/** - * @brief Configures the nested vectored interrupt controller. - * @param None - * @retval None - */ -void NVIC_Configuration(void) -{ - NVIC_InitTypeDef NVIC_InitStructure; - - /* Configure one bit for preemption priority */ - NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1); - - /* Enable the RTC Interrupt */ - NVIC_InitStructure.NVIC_IRQChannel = RTC_IRQn; - NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; - NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; - NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; - NVIC_Init(&NVIC_InitStructure); -} - -/** - * @brief Configures the RTC. - * @param None - * @retval 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 LSE */ - RCC_LSEConfig(RCC_LSE_ON); - /* Wait till LSE is ready */ - while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET) - {} - - /* Select LSE as RTC Clock Source */ - RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE); - - /* 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(32767); /* RTC period = RTCCLK/RTC_PR = (32.768 KHz)/(32767+1) */ - - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); -} - -/** - * @brief Returns the time entered by user, using Hyperterminal. - * @param None - * @retval Current time RTC counter value - */ -uint32_t Time_Regulate(void) -{ - uint32_t Tmp_HH = 0xFF, Tmp_MM = 0xFF, Tmp_SS = 0xFF; - - printf("\r\n==============Time Settings====================================="); - printf("\r\n Please Set Hours"); - - while (Tmp_HH == 0xFF) - { - Tmp_HH = USART_Scanf(23); - } - printf(": %d", Tmp_HH); - printf("\r\n Please Set Minutes"); - while (Tmp_MM == 0xFF) - { - Tmp_MM = USART_Scanf(59); - } - printf(": %d", Tmp_MM); - printf("\r\n Please Set Seconds"); - while (Tmp_SS == 0xFF) - { - Tmp_SS = USART_Scanf(59); - } - printf(": %d", Tmp_SS); - - /* Return the value to store in RTC counter register */ - return((Tmp_HH*3600 + Tmp_MM*60 + Tmp_SS)); -} - -/** - * @brief Adjusts time. - * @param None - * @retval None - */ -void Time_Adjust(void) -{ - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); - /* Change the current time */ - RTC_SetCounter(Time_Regulate()); - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); -} - -/** - * @brief Displays the current time. - * @param TimeVar: RTC counter value. - * @retval None - */ -void Time_Display(uint32_t TimeVar) -{ - uint32_t THH = 0, TMM = 0, TSS = 0; - - /* Reset RTC Counter when Time is 23:59:59 */ - if (RTC_GetCounter() == 0x0001517F) - { - RTC_SetCounter(0x0); - /* Wait until last write operation on RTC registers has finished */ - RTC_WaitForLastTask(); - } - - /* Compute hours */ - THH = TimeVar / 3600; - /* Compute minutes */ - TMM = (TimeVar % 3600) / 60; - /* Compute seconds */ - TSS = (TimeVar % 3600) % 60; - - printf("Time: %0.2d:%0.2d:%0.2d\r", THH, TMM, TSS); -} - -/** - * @brief Shows the current time (HH:MM:SS) on the Hyperterminal. - * @param None - * @retval None - */ -void Time_Show(void) -{ - printf("\n\r"); - - /* Infinite loop */ - while (1) - { - /* If 1s has been elapsed */ - if (TimeDisplay == 1) - { - /* Display current time */ - Time_Display(RTC_GetCounter()); - TimeDisplay = 0; - } - } -} - - -/** - * @brief Retargets the C library printf function to the USART. - * @param None - * @retval None - */ -PUTCHAR_PROTOTYPE -{ - /* Place your implementation of fputc here */ - /* e.g. write a character to the USART */ - USART_SendData(EVAL_COM1, (uint8_t) ch); - - /* Loop until the end of transmission */ - while (USART_GetFlagStatus(EVAL_COM1, USART_FLAG_TC) == RESET) - {} - - return ch; -} - -/** - * @brief Gets numeric values from the hyperterminal. - * @param None - * @retval None - */ -uint8_t USART_Scanf(uint32_t value) -{ - uint32_t index = 0; - uint32_t tmp[2] = {0, 0}; - - while (index < 2) - { - /* Loop until RXNE = 1 */ - while (USART_GetFlagStatus(EVAL_COM1, USART_FLAG_RXNE) == RESET) - {} - tmp[index++] = (USART_ReceiveData(EVAL_COM1)); - if ((tmp[index - 1] < 0x30) || (tmp[index - 1] > 0x39)) - { - printf("\n\rPlease enter valid number between 0 and 9"); - index--; - } - } - /* Calculate the Corresponding value */ - index = (tmp[1] - 0x30) + ((tmp[0] - 0x30) * 10); - /* Checks */ - if (index > value) - { - printf("\n\rPlease enter valid number between 0 and %d", value); - return 0xFF; - } - return index; -} - -#ifdef USE_FULL_ASSERT - -/** - * @brief Reports the name of the source file and the source line number - * where the assert_param error has occurred. - * @param file: pointer to the source file name - * @param line: assert_param error line source number - * @retval None - */ -void assert_failed(uint8_t* file, uint32_t 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 2011 STMicroelectronics *****END OF FILE****/ |