STM8L10x_StdPeriph_Driver.rar_lib_stm8l0x_stdperiph_stm8l10X

/** ****************************************************************************** * @file stm8l10x_tim2.c * @brief This file contains all the functions for the TIM2 peripheral. * @author STMicroelectronics - MCD Application Team * @version V1.1.0 * @date 09/14/2009 ****************************************************************************** * * 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 2009 STMicroelectronics</center></h2> * @image html logo.bmp ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "stm8l10x_tim2.h" /* Private typedef -----------------------------------------------------------*/ /* Private define ------------------------------------------------------------*/ /* Private typedef -----------------------------------------------------------*/ /* Private define ------------------------------------------------------------*/ /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/ static void TI1_Config(TIM2_ICPolarity_TypeDef TIM2_ICPolarity, TIM2_ICSelection_TypeDef TIM2_ICSelection, uint8_t TIM2_ICFilter); static void TI2_Config(TIM2_ICPolarity_TypeDef TIM2_ICPolarity, TIM2_ICSelection_TypeDef TIM2_ICSelection, uint8_t TIM2_ICFilter); /** * @addtogroup TIM2_Public_Functions * @{ */ /** * @brief Deinitializes the TIM2 peripheral registers to their default reset values. * @par Parameters: * None * @retval None */ void TIM2_DeInit(void) { TIM2->CR1 = TIM_CR1_RESET_VALUE; TIM2->CR2 = TIM_CR2_RESET_VALUE; TIM2->SMCR = TIM_SMCR_RESET_VALUE; TIM2->ETR = TIM_ETR_RESET_VALUE; TIM2->IER = TIM_IER_RESET_VALUE; TIM2->SR2 = TIM_SR2_RESET_VALUE; /* Disable channels */ TIM2->CCER1 = TIM_CCER1_RESET_VALUE; /* Configure channels as inputs: it is necessary if lock level is equal to 2 or 3 */ TIM2->CCMR1 = 0x01;/*TIM2_ICxSource_TIxFPx */ TIM2->CCMR2 = 0x01;/*TIM2_ICxSource_TIxFPx */ /* Then reset channel registers: it also works if lock level is equal to 2 or 3 */ TIM2->CCER1 = TIM_CCER1_RESET_VALUE; TIM2->CCMR1 = TIM_CCMR1_RESET_VALUE; TIM2->CCMR2 = TIM_CCMR2_RESET_VALUE; TIM2->CNTRH = TIM_CNTRH_RESET_VALUE; TIM2->CNTRL = TIM_CNTRL_RESET_VALUE; TIM2->PSCR = TIM_PSCR_RESET_VALUE; TIM2->ARRH = TIM_ARRH_RESET_VALUE; TIM2->ARRL = TIM_ARRL_RESET_VALUE; TIM2->CCR1H = TIM_CCR1H_RESET_VALUE; TIM2->CCR1L = TIM_CCR1L_RESET_VALUE; TIM2->CCR2H = TIM_CCR2H_RESET_VALUE; TIM2->CCR2L = TIM_CCR2L_RESET_VALUE; TIM2->OISR = TIM_OISR_RESET_VALUE; TIM2->EGR = 0x01;/*TIM_EGR_UG;*/ TIM2->BKR = TIM_BKR_RESET_VALUE; TIM2->SR1 = TIM_SR1_RESET_VALUE; } /** * @brief Initializes the TIM2 Time Base Unit according to the specified parameters. * @param[in] TIM2_Prescaler : This parameter can be any member of the @Ref TIM2_Prescaler_TypeDef enumeration. * @param[in] TIM2_CounterMode : This parameter can be any member of the @Ref TIM2_CounterMode_TypeDef enumeration. * @param[in] TIM2_Period : This parameter must be a value between 0x0000 and 0xFFFF. * @retval None */ void TIM2_TimeBaseInit(TIM2_Prescaler_TypeDef TIM2_Prescaler, TIM2_CounterMode_TypeDef TIM2_CounterMode, uint16_t TIM2_Period) { assert_param(IS_TIM2_PRESCALER(TIM2_Prescaler)); assert_param(IS_TIM2_COUNTER_MODE(TIM2_CounterMode)); /* Set the Autoreload value */ TIM2->ARRH = (uint8_t)(TIM2_Period >> 8) ; TIM2->ARRL = (uint8_t)(TIM2_Period); /* Set the Prescaler value */ TIM2->PSCR = (uint8_t)(TIM2_Prescaler); /* Select the Counter Mode */ TIM2->CR1 &= (uint8_t)((uint8_t)(~TIM_CR1_CMS)) & ((uint8_t)(~TIM_CR1_DIR)); TIM2->CR1 |= (uint8_t)(TIM2_CounterMode); } /** * @brief Initializes the TIM2 Channel1 according to the specified parameters. * @param[in] TIM2_OCMode : This parameter can be any member of the @Ref TIM2_OCMode_TypeDef enumeration. * @param[in] TIM2_OutputState : This parameter can be any member of the @Ref TIM2_OutputState_TypeDef enumeration. * @param[in] TIM2_Pulse : This parameter must be a value between 0x0000 and 0xFFFF. * @param[in] TIM2_OCPolarity : This parameter can be any member of the @Ref TIM2_OCPolarity_TypeDef enumeration. * @param[in] TIM2_OCIdleState : This parameter can be any member of the @Ref TIM2_OCIdleState_TypeDef enumeration. * @retval None */ void TIM2_OC1Init(TIM2_OCMode_TypeDef TIM2_OCMode, TIM2_OutputState_TypeDef TIM2_OutputState, uint16_t TIM2_Pulse, TIM2_OCPolarity_TypeDef TIM2_OCPolarity, TIM2_OCIdleState_TypeDef TIM2_OCIdleState) { uint8_t tmpccmr1 = 0; /* Check the parameters */ assert_param(IS_TIM2_OC_MODE(TIM2_OCMode)); assert_param(IS_TIM2_OUTPUT_STATE(TIM2_OutputState)); assert_param(IS_TIM2_OC_POLARITY(TIM2_OCPolarity)); assert_param(IS_TIM2_OCIDLE_STATE(TIM2_OCIdleState)); tmpccmr1 = TIM2->CCMR1; /* Disable the Channel 1: Reset the CCE Bit */ TIM2->CCER1 &= (uint8_t)(~TIM_CCER1_CC1E); /* Reset the Output Compare Bits */ tmpccmr1 &= (uint8_t)(~TIM_CCMR_OCM); /* Set the Ouput Compare Mode */ tmpccmr1 |= (uint8_t)TIM2_OCMode; TIM2->CCMR1 = tmpccmr1; /* Set the Output State */ if (TIM2_OutputState == TIM2_OutputState_Enable) { TIM2->CCER1 |= TIM_CCER1_CC1E; } else { TIM2->CCER1 &= (uint8_t)(~TIM_CCER1_CC1E); } /* Set the Output Polarity */ if (TIM2_OCPolarity == TIM2_OCPolarity_Low) { TIM2->CCER1 |= TIM_CCER1_CC1P; } else { TIM2->CCER1 &= (uint8_t)(~TIM_CCER1_CC1P); } /* Set the Output Idle state */ if (TIM2_OCIdleState == TIM2_OCIdleState_Set) { TIM2->OISR |= TIM_OISR_OIS1; } else { TIM2->OISR &= (uint8_t)(~TIM_OISR_OIS1); } /* Set the Pulse value */ TIM2->CCR1H = (uint8_t)(TIM2_Pulse >> 8); TIM2->CCR1L = (uint8_t)(TIM2_Pulse); } /** * @brief Initializes the TIM2 Channel2 according to the specified parameters. * @param[in] TIM2_OCMode : This parameter can be any member of the @Ref TIM2_OCMode_TypeDef enumeration. * @param[in] TIM2_OutputState : This parameter can be any member of the @Ref TIM2_OutputState_TypeDef enumeration. * @param[in] TIM2_Pulse : This parameter must be a value between 0x0000 and 0xFFFF. * @param[in] TIM2_OCPolarity : This parameter can be any member of the @Ref TIM2_OCPolarity_TypeDef enumeration. * @param[in] TIM2_OCIdleState : This parameter can be any member of the @Ref TIM2_OCIdleState_TypeDef enumeration. * @retval None */ void TIM2_OC2Init(TIM2_OCMode_TypeDef TIM2_OCMode, TIM2_OutputState_TypeDef TIM2_OutputState, uint16_t TIM2_Pulse, TIM2_OCPolarity_TypeDef TIM2_OCPolarity, TIM2_OCIdleState_TypeDef TIM2_OCIdleState) { uint8_t tmpccmr2 = 0; /* Check the p