/** **************************************************************************************************** * @file fm33lg0xx_fl_lptim32.c * @author FMSH Application Team * @brief Src file of LPTIM32 FL Module **************************************************************************************************** * @attention * * Copyright (c) [2021] [Fudan Microelectronics] * THIS SOFTWARE is licensed under Mulan PSL v2. * You can use this software according to the terms and conditions of the Mulan PSL v2. * You may obtain a copy of Mulan PSL v2 at: * http://license.coscl.org.cn/MulanPSL2 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE. * See the Mulan PSL v2 for more details. * **************************************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "fm33lg0xx_fl.h" /** @addtogroup FM33LG0XX_FL_Driver * @{ */ /** @addtogroup LPTIM32 * @{ */ #ifdef FL_LPTIM32_DRIVER_ENABLED /* Private macros ------------------------------------------------------------*/ /** @addtogroup LPTIM32_FL_Private_Macros * @{ */ #define IS_LPTIM32_INSTANCE(INSTANCE) ((INSTANCE) == LPTIM32) #define IS_FL_LPTIM32_CHANNEL(__VALUE__) (((__VALUE__) == FL_LPTIM32_CHANNEL_1)||\ ((__VALUE__) == FL_LPTIM32_CHANNEL_2)||\ ((__VALUE__) == FL_LPTIM32_CHANNEL_3)||\ ((__VALUE__) == FL_LPTIM32_CHANNEL_4)) #define IS_FL_LPTIM32_CMU_CLK_SOURCE(__VALUE__) (((__VALUE__) == FL_CMU_LPTIM32_CLK_SOURCE_RCLF)||\ ((__VALUE__) == FL_CMU_LPTIM32_CLK_SOURCE_RCLP)||\ ((__VALUE__) == FL_CMU_LPTIM32_CLK_SOURCE_LSCLK)||\ ((__VALUE__) == FL_CMU_LPTIM32_CLK_SOURCE_APBCLK)) #define IS_FL_LPTIM32_CLK_SOURCE(__VALUE__) (((__VALUE__) == FL_LPTIM32_CLK_SOURCE_INTERNAL)||\ ((__VALUE__) == FL_LPTIM32_CLK_SOURCE_EXTERNAL)) #define IS_FL_LPTIM32_PSC(__VALUE__) (((__VALUE__) == FL_LPTIM32_PSC_DIV1)||\ ((__VALUE__) == FL_LPTIM32_PSC_DIV2)||\ ((__VALUE__) == FL_LPTIM32_PSC_DIV4)||\ ((__VALUE__) == FL_LPTIM32_PSC_DIV8)||\ ((__VALUE__) == FL_LPTIM32_PSC_DIV16)||\ ((__VALUE__) == FL_LPTIM32_PSC_DIV32)||\ ((__VALUE__) == FL_LPTIM32_PSC_DIV64)||\ ((__VALUE__) == FL_LPTIM32_PSC_DIV128)) #define IS_FL_LPTIM32_OPERATION_MODE(__VALUE__) (((__VALUE__) == FL_LPTIM32_OPERATION_MODE_NORMAL)||\ ((__VALUE__) == FL_LPTIM32_OPERATION_MODE_EXTERNAL_TRIGGER_CNT)||\ ((__VALUE__) == FL_LPTIM32_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT)||\ ((__VALUE__) == FL_LPTIM32_OPERATION_MODE_TIMEOUT)) #define IS_FL_LPTIM32_ETR_TRIGGER_EDGE(__VALUE__) (((__VALUE__) == FL_LPTIM32_ETR_TRIGGER_EDGE_RISING)||\ ((__VALUE__) == FL_LPTIM32_ETR_TRIGGER_EDGE_FALLING)||\ ((__VALUE__) == FL_LPTIM32_ETR_TRIGGER_EDGE_BOTH)) #define IS_FL_LPTIM32_ETR_COUNT_EDGE(__VALUE__) (((__VALUE__) == FL_LPTIM32_ETR_COUNT_EDGE_RISING)||\ ((__VALUE__) == FL_LPTIM32_ETR_COUNT_EDGE_FALLING)) #define IS_FL_LPTIM32_ONE_PULSE_MODE(__VALUE__) (((__VALUE__) == FL_LPTIM32_ONE_PULSE_MODE_CONTINUOUS)||\ ((__VALUE__) == FL_LPTIM32_ONE_PULSE_MODE_SINGLE)) #define IS_FL_LPTIM32_IC_EDGE(__VALUE__) (((__VALUE__) == FL_LPTIM32_IC_EDGE_RISING)||\ ((__VALUE__) == FL_LPTIM32_IC_EDGE_FALLING)||\ ((__VALUE__) == FL_LPTIM32_IC_EDGE_BOTH)) #define IS_FL_LPTIM32_OC_POLARITY(__VALUE__) (((__VALUE__) == FL_LPTIM32_OC_POLARITY_NORMAL)||\ ((__VALUE__) == FL_LPTIM32_OC_POLARITY_INVERT)) #define IS_FL_LPTIM32_IC1_CAPTURE_SOURCE(__VALUE__) (((__VALUE__) == FL_LPTIM32_IC1_CAPTURE_SOURCE_GROUP0)||\ ((__VALUE__) == FL_LPTIM32_IC1_CAPTURE_SOURCE_GROUP1)||\ ((__VALUE__) == FL_LPTIM32_IC1_CAPTURE_SOURCE_GROUP2)||\ ((__VALUE__) == FL_LPTIM32_IC1_CAPTURE_SOURCE_GROUP3)) #define IS_FL_LPTIM32_TRGO_SOURCE(__VALUE__) (((__VALUE__) == FL_LPTIM32_TRGO_ENABLE)||\ ((__VALUE__) == FL_LPTIM32_TRGO_UPDATE)||\ ((__VALUE__) == FL_LPTIM32_TRGO_OC1_CMP_PULSE)||\ ((__VALUE__) == FL_LPTIM32_TRGO_IC1_EVENT)||\ ((__VALUE__) == FL_LPTIM32_TRGO_IC2_EVENT)) /** * @} */ /* Exported functions --------------------------------------------------------*/ /** @addtogroup LPTIM32_FL_EF_Init * @{ */ /** * @brief 复位LPTIM32 外设 * @param 外设入口地址 * @retval 返回错误状态，可能值： * -FL_PASS 外设寄存器值恢复复位值 * -FL_FAIL 未成功执行 */ FL_ErrorStatus FL_LPTIM32_DeInit(LPTIM32_Type *LPTIM32x) { /* 参数检查 */ assert_param(IS_LPTIM32_INSTANCE(LPTIM32x)); /* 使能外设复位 */ FL_RMU_EnablePeripheralReset(RMU); /* 复位外设寄存器 */ FL_RMU_EnableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_LPTIM32); FL_RMU_DisableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_LPTIM32); /* 关闭外设总线时钟和工作时钟 */ FL_CMU_DisableGroup1BusClock(FL_CMU_GROUP1_BUSCLK_LPTIM32); FL_CMU_DisableGroup3OperationClock(FL_CMU_GROUP3_OPCLK_LPTIM32); /* 锁定外设复位 */ FL_RMU_DisablePeripheralReset(RMU); return FL_PASS; } /** * @brief 根据需要功能配置LPTIM32寄存器使之工作在定时器功能模式下 * * @note 需要使用ETR作为计数源时，建议根据需求配置为异步脉冲计数模式 * @ref FL_LPTIM32_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT 或外部触发计数模式 * @ref FL_LPTIM32_OPERATION_MODE_EXTERNAL_TRIGGER_CNT * * @param LPTIM32x 外设入口地址 * @param init 为 @ref FL_LPTIM32_InitTypeDef类型的结构体 * * @retval ErrorStatus枚举值 * -FL_FAIL 配置过程发生错误 * -FL_PASS LPTIM32配置成功 */ FL_ErrorStatus FL_LPTIM32_Init(LPTIM32_Type *LPTIM32x, FL_LPTIM32_InitTypeDef *init) { /* 参数检查 */ assert_param(IS_LPTIM32_INSTANCE(LPTIM32x)); assert_param(IS_FL_LPTIM32_CMU_CLK_SOURCE(init->clockSource)); assert_param(IS_FL_LPTIM32_CLK_SOURCE(init->prescalerClockSource)); assert_param(IS_FL_LPTIM32_PSC(init->prescaler)); assert_param(IS_FL_LPTIM32_OPERATION_MODE(init->mode)); assert_param(IS_FL_LPTIM32_ONE_PULSE_MODE(init->onePulseMode)); assert_param(IS_FL_LPTIM32_ETR_TRIGGER_EDGE(init->triggerEdge)); assert_param(IS_FL_LPTIM32_ETR_COUNT_EDGE(init->countEdge)); /* 时钟配置 */ if(LPTIM32x == LPTIM32) { /* 使能总线时钟 */ FL_CMU_EnableGroup1BusClock(FL_CMU_GROUP1_BUSCLK_LPTIM32); /* 除了异步计数模式，其他模式都需要使能工作时钟 */ if(init->mode != FL_LPTIM32_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT) { /* 使能工作时钟 */ FL_CMU_EnableGroup3OperationClock(FL_CMU_GROUP3_OPCLK_LPTIM32); /* 设置工作时钟时钟源 */ FL_CMU_SetLPTIM32ClockSource(init->clockSource); } } /* 配置分频器的时钟源 */ FL_LPTIM32_SetClockSource(LPTIM32x, init->prescalerClockSource); /* 配置时钟分频 */ FL_LPTIM32_SetPrescaler(LPTIM32x, init->prescaler); /* 配置定时器工作模式 */ FL_LPTIM32_SetOperationMode(LPTIM32x, init->mode); /* 配置定时器不同模式下的特殊寄存器 */ switch(init->mode) { case FL_LPTIM32_OPERATION_MODE_NORMAL: { if(init->prescalerClockSource == FL_LPTIM32_CLK_SOURCE_EXTERNAL) { /* 配置外部计数边沿 */ FL_LPTIM32_SetETRCountEdge(LPTIM32x, init->countEdge); /* 开启外部输入滤波 */ FL_LPTIM32_EnableETRFilter(LPTIM32x); } } break; case FL_LPTIM32_OPERATION_MODE_EXTERNAL_TRIGGER_CNT: { /* 配置外部输入有效边沿 */ FL_LPTIM32_SetETRTriggerEdge(LPTIM32x, init->triggerEdge); } break; case FL_LPTIM32_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT: { /* 配置外部计数边沿 */ FL_LPTIM32_SetETRCountEdge(LPTIM32x, init->countEdge); /* 开启外部输入滤波 */ FL_LPTIM32_EnableETRFilter(LPTIM32x); } break; case FL_LPTIM32_OPERATION_MODE_TIMEOUT: { /* 配置外部输入有效边沿 */ FL_LPTIM32_SetETRTriggerEdge(LPTIM32x, init->triggerEdge); } break; } /* 单次计数模式 */ FL_LPTIM32_SetOnePulseMode(LPTIM32x, init->onePulseMode); /* 设置重装载值 */ FL_LPTIM32_WriteAutoReload(LPTIM32x, init->autoReload); return FL_PASS; } /** * @brief 设置 LPTIM32_InitStruct 为默认配置 * @param init 为 @ref FL_LPTIM32_InitTypeDef类型的结构体 * * @retval None */ void FL_LPTIM32_StructInit(FL_LPTIM32_InitTypeDef *init) { init->clockSource = FL_CMU_LPTIM32_CLK_SOURCE_APBCLK; init->prescalerClockSource = FL_LPTIM32_CLK_SOURCE_INTERNAL; init->prescaler = FL_LPTIM32_PSC_DIV1; init->autoReload = 0; init->mode = FL_LPTIM32_OPERATION_MODE_NORMAL; init->countEdge = FL_LPTIM32_ETR_COUNT_EDGE_RISING; init->triggerEdge = FL_LPTIM32_ETR_TRIGGER_EDGE_RISING; init->onePulseMode = FL_LPTIM32_ONE_PULSE_MODE_CONTINUOUS; } /** * @brief 配置LPTIM32工作在输入捕获模式 * * @param LPTIM32x 外设入口地址 * @param ic_init 为 @ref FL_LPTIM32_IC_InitTypeDef类型的结构体 * @param Channel LPTIM32输入通道 * * @retval ErrorStatus枚举值 * -FL_FAIL 配置过程发生错误 * -FL_PASS LPTIM32配置成功 */ //输入捕获配置 FL_ErrorStatus FL_LPTIM32_IC_Init(LPTIM32_Type *LPTIM32x, uint32_t Channel, FL_LPTIM32_IC_InitTypeDef *ic_init) { FL_ErrorStatus result = FL_PASS; /* 参数检查 */ assert_param(IS_LPTIM32_INSTANCE(LPTIM32x)); assert_param(IS_FL_LPTIM32_CHANNEL(Channel)); assert_param(IS_FL_LPTIM32_IC_EDGE(ic_init->ICEdge)); assert_param(IS_FL_LPTIM32_IC1_CAPTURE_SOURCE(ic_init->ICSource)); /* 通道1捕获源 */ if(Channel == FL_LPTIM32_CHANNEL_1) { FL_LPTIM32_IC_SetChannel1CaptureSource(LPTIM32, ic_init->ICSource); } /* 捕获通道边沿 */ FL_LPTIM32_IC_SetCaptureEdge(LPTIM32, ic_init->ICEdge, Channel); /* 通道输入捕获使能 */ FL_LPTIM32_SetChannelMode(LPTIM32, FL_LPTIM32_CHANNEL_MODE_INPUT, Channel); return result; } /** * @brief 设置 LPTIM32_IC_InitStruct 为默认配置 * @param ic_init为 @ref FL_LPTIM32_IC_InitTypeDef类型的结构体 * * @retval None */ void FL_LPTIM32_IC_StructInit(FL_LPTIM32_IC_InitTypeDef *ic_init) { ic_init->ICEdge = FL_LPTIM32_IC_EDGE_RISING; ic_init->ICSource = FL_LPTIM32_IC1_CAPTURE_SOURCE_GROUP0; } /** * @brief 根据需要功能配置LPTIM32寄存器工作在输出比较模式 * * @param LPTIM32x 外设入口地址 * @param oc_init 为 @ref FL_LPTIM32_OC_InitTypeDef类型的结构体 * @param Channel LPTIM32输出通道 * * @retval ErrorStatus枚举值 * -FL_FAIL 配置过程发生错误 * -FL_PASS LPTIM32配置成功 */ FL_ErrorStatus FL_LPTIM32_OC_Init(LPTIM32_Type *LPTIM32x, uint32_t Channel, FL_LPTIM32_OC_InitTypeDef *oc_init) { FL_ErrorStatus result = FL_PASS; /* 参数检查 */ assert_param(IS_LPTIM32_INSTANCE(LPTIM32x)); assert_param(IS_FL_LPTIM32_CHANNEL(Channel)); assert_param(IS_FL_LPTIM32_OC_POLARITY(oc_init->OCPolarity)); /* 比较通道极性 */ FL_LPTIM32_OC_SetPolarity(LPTIM32x, oc_init->OCPolarity, Channel); /* 设置比较值 */ switch(Channel) { case FL_LPTIM32_CHANNEL_1: FL_LPTIM32_WriteCompareCH1(LPTIM32x, oc_init->compareValue); break; case FL_LPTIM32_CHANNEL_2: FL_LPTIM32_WriteCompareCH2(LPTIM32x, oc_init->compareValue); break; case FL_LPTIM32_CHANNEL_3: FL_LPTIM32_WriteCompareCH3(LPTIM32x, oc_init->compareValue); break; case FL_LPTIM32_CHANNEL_4: FL_LPTIM32_WriteCompareCH4(LPTIM32x, oc_init->compareValue); break; default : result = FL_FAIL; break; } /* 通道输出比较使能 */ FL_LPTIM32_SetChannelMode(LPTIM32x, FL_LPTIM32_CHANNEL_MODE_OUTPUT, Channel); return result; } /** * @brief 设置 LPTIM32_OC_InitStruct 为默认配置 * @param oc_init为 @ref FL_LPTIM32_OC_InitTypeDef类型的结构体 * * @retval None */ void FL_LPTIM32_OC_StructInit(FL_LPTIM32_OC_InitTypeDef *oc_init) { oc_init->compareValue = 0; oc_init->OCPolarity = FL_LPTIM32_OC_POLARITY_NORMAL; } /** * @} */ #endif /* FL_LPTIM32_DRIVER_ENABLED */ /** * @} */ /** * @} */ /*************************(C) COPYRIGHT Fudan Microelectronics **** END OF FILE*************************/