375 lines
16 KiB
C
375 lines
16 KiB
C
/**
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****************************************************************************************************
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* @file fm33lg0xx_fl_lptim16.c
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* @author FMSH Application Team
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* @brief Src file of LPTIM16 FL Module
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****************************************************************************************************
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* @attention
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*
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* Copyright (c) [2021] [Fudan Microelectronics]
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* THIS SOFTWARE is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*
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****************************************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "fm33lg0xx_fl.h"
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/** @addtogroup FM33LG0XX_FL_Driver
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* @{
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*/
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/** @addtogroup LPTIM16
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* @{
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*/
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#ifdef FL_LPTIM16_DRIVER_ENABLED
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/* Private macros ------------------------------------------------------------*/
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/** @addtogroup LPTIM16_FL_Private_Macros
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* @{
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*/
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#define IS_LPTIM16_INSTANCE(INSTANCE) (((INSTANCE) == LPTIM16))
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#define IS_FL_LPTIM16_CHANNEL(__VALUE__) (((__VALUE__) == FL_LPTIM16_CHANNEL_1)||\
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((__VALUE__) == FL_LPTIM16_CHANNEL_2))
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#define IS_FL_LPTIM16_CMU_CLK_SOURCE(__VALUE__) (((__VALUE__) == FL_CMU_LPTIM16_CLK_SOURCE_RCLF)||\
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((__VALUE__) == FL_CMU_LPTIM16_CLK_SOURCE_RCLP)||\
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((__VALUE__) == FL_CMU_LPTIM16_CLK_SOURCE_LSCLK)||\
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((__VALUE__) == FL_CMU_LPTIM16_CLK_SOURCE_APBCLK))
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#define IS_FL_LPTIM16_CLK_SOURCE(__VALUE__) (((__VALUE__) == FL_LPTIM16_CLK_SOURCE_INTERNAL)||\
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((__VALUE__) == FL_LPTIM16_CLK_SOURCE_EXTERNAL))
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#define IS_FL_LPTIM16_PSC(__VALUE__) (((__VALUE__) == FL_LPTIM16_PSC_DIV1)||\
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((__VALUE__) == FL_LPTIM16_PSC_DIV2)||\
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((__VALUE__) == FL_LPTIM16_PSC_DIV4)||\
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((__VALUE__) == FL_LPTIM16_PSC_DIV8)||\
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((__VALUE__) == FL_LPTIM16_PSC_DIV16)||\
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((__VALUE__) == FL_LPTIM16_PSC_DIV32)||\
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((__VALUE__) == FL_LPTIM16_PSC_DIV64)||\
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((__VALUE__) == FL_LPTIM16_PSC_DIV128))
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#define IS_FL_LPTIM16_OPERATION_MODE(__VALUE__) (((__VALUE__) == FL_LPTIM16_OPERATION_MODE_NORMAL)||\
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((__VALUE__) == FL_LPTIM16_OPERATION_MODE_EXTERNAL_TRIGGER_CNT)||\
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((__VALUE__) == FL_LPTIM16_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT)||\
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((__VALUE__) == FL_LPTIM16_OPERATION_MODE_TIMEOUT))
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#define IS_FL_LPTIM16_ENCODER_MODE(__VALUE__) (((__VALUE__) == FL_LPTIM16_ENCODER_MODE_DISABLE)||\
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((__VALUE__) == FL_LPTIM16_ENCODER_MODE_TI1FP1_TI2FP2_CNT)||\
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((__VALUE__) == FL_LPTIM16_ENCODER_MODE_TI2FP2_TI1FP1_CNT)||\
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((__VALUE__) == FL_LPTIM16_ENCODER_MODE_TI2FP2_CNT_TI1FP1_CNT))
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#define IS_FL_LPTIM16_ETR_TRIGGER_EDGE(__VALUE__) (((__VALUE__) == FL_LPTIM16_ETR_TRIGGER_EDGE_RISING)||\
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((__VALUE__) == FL_LPTIM16_ETR_TRIGGER_EDGE_FALLING)||\
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((__VALUE__) == FL_LPTIM16_ETR_TRIGGER_EDGE_BOTH))
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#define IS_FL_LPTIM16_ETR_COUNT_EDGE(__VALUE__) (((__VALUE__) == FL_LPTIM16_ETR_COUNT_EDGE_RISING)||\
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((__VALUE__) == FL_LPTIM16_ETR_COUNT_EDGE_FALLING))
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#define IS_FL_LPTIM16_ONE_PULSE_MODE(__VALUE__) (((__VALUE__) == FL_LPTIM16_ONE_PULSE_MODE_CONTINUOUS)||\
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((__VALUE__) == FL_LPTIM16_ONE_PULSE_MODE_SINGLE))
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#define IS_FL_LPTIM16_IC_EDGE(__VALUE__) (((__VALUE__) == FL_LPTIM16_IC_EDGE_RISING)||\
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((__VALUE__) == FL_LPTIM16_IC_EDGE_FALLING)||\
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((__VALUE__) == FL_LPTIM16_IC_EDGE_BOTH))
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#define IS_FL_LPTIM16_IC_POLARITY(__VALUE__) (((__VALUE__) == FL_LPTIM16_IC_POLARITY_NORMAL)||\
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((__VALUE__) == FL_LPTIM16_IC_POLARITY_INVERT))
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#define IS_FL_LPTIM16_OC_POLARITY(__VALUE__) (((__VALUE__) == FL_LPTIM16_OC_POLARITY_NORMAL)||\
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((__VALUE__) == FL_LPTIM16_OC_POLARITY_INVERT))
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#define IS_FL_LPTIM16_IC1_CAPTURE_SOURCE(__VALUE__) (((__VALUE__) == FL_LPTIM16_IC1_CAPTURE_SOURCE_GROUP0)||\
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((__VALUE__) == FL_LPTIM16_IC1_CAPTURE_SOURCE_GROUP1)||\
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((__VALUE__) == FL_LPTIM16_IC1_CAPTURE_SOURCE_GROUP2)||\
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((__VALUE__) == FL_LPTIM16_IC1_CAPTURE_SOURCE_GROUP3))
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#define IS_FL_LPTIM16_TRGO_SOURCE(__VALUE__) (((__VALUE__) == FL_LPTIM16_TRGO_ENABLE)||\
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((__VALUE__) == FL_LPTIM16_TRGO_UPDATE)||\
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((__VALUE__) == FL_LPTIM16_TRGO_OC1_CMP_PULSE)||\
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((__VALUE__) == FL_LPTIM16_TRGO_IC1_EVENT)||\
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((__VALUE__) == FL_LPTIM16_TRGO_IC2_EVENT))
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/**
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* @}
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*/
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/* Exported functions --------------------------------------------------------*/
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/** @addtogroup LPTIM16_FL_EF_Init
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* @{
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*/
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/**
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* @brief 复位LPTIM16 外设
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* @param 外设入口地址
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* @retval 返回错误状态，可能值：
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* -FL_PASS 外设寄存器值恢复复位值
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* -FL_FAIL 未成功执行
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*/
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FL_ErrorStatus FL_LPTIM16_DeInit(LPTIM16_Type *LPTIM16x)
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{
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/* 参数检查 */
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assert_param(IS_LPTIM16_INSTANCE(LPTIM16x));
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/* 使能外设复位 */
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FL_RMU_EnablePeripheralReset(RMU);
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/* 复位外设寄存器 */
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FL_RMU_EnableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_LPTIM16);
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FL_RMU_DisableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_LPTIM16);
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/* 关闭外设总线时钟和工作时钟 */
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FL_CMU_DisableGroup1BusClock(FL_CMU_GROUP1_BUSCLK_LPTIM16);
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FL_CMU_DisableGroup3OperationClock(FL_CMU_GROUP3_OPCLK_LPTIM16);
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/* 锁定外设复位 */
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FL_RMU_DisablePeripheralReset(RMU);
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return FL_PASS;
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}
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/**
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* @brief 根据需要功能配置LPTIM16寄存器使之工作在定时器功能模式下
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*
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* @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
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* @ref FL_LPTIM16_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT 或外部触发计数模式
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* @ref FL_LPTIM16_OPERATION_MODE_EXTERNAL_TRIGGER_CNT
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*
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* @param LPTIM16x 外设入口地址
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* @param init 为 @ref FL_LPTIM16_InitTypeDef类型的结构体
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*
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* @retval ErrorStatus枚举值
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* -FL_FAIL 配置过程发生错误
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* -FL_PASS LPTIM16配置成功
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*/
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FL_ErrorStatus FL_LPTIM16_Init(LPTIM16_Type *LPTIM16x, FL_LPTIM16_InitTypeDef *init)
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{
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/* 参数检查 */
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assert_param(IS_LPTIM16_INSTANCE(LPTIM16x));
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assert_param(IS_FL_LPTIM16_CMU_CLK_SOURCE(init->clockSource));
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assert_param(IS_FL_LPTIM16_CLK_SOURCE(init->prescalerClockSource));
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assert_param(IS_FL_LPTIM16_PSC(init->prescaler));
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assert_param(IS_FL_LPTIM16_OPERATION_MODE(init->mode));
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assert_param(IS_FL_LPTIM16_ENCODER_MODE(init->encoderMode));
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assert_param(IS_FL_LPTIM16_ONE_PULSE_MODE(init->onePulseMode));
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assert_param(IS_FL_LPTIM16_ETR_TRIGGER_EDGE(init->triggerEdge));
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assert_param(IS_FL_LPTIM16_ETR_COUNT_EDGE(init->countEdge));
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/* 时钟配置 */
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if(LPTIM16x == LPTIM16)
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{
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/* 使能总线时钟 */
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FL_CMU_EnableGroup1BusClock(FL_CMU_GROUP1_BUSCLK_LPTIM16);
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/* 除了异步计数模式，其他模式都需要使能工作时钟 */
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if(init->mode != FL_LPTIM16_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT)
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{
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/* 使能工作时钟 */
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FL_CMU_EnableGroup3OperationClock(FL_CMU_GROUP3_OPCLK_LPTIM16);
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/* 设置工作时钟时钟源 */
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FL_CMU_SetLPTIM16ClockSource(init->clockSource);
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}
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}
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else
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{
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return FL_FAIL;
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}
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/* 配置分频器的时钟源 */
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FL_LPTIM16_SetClockSource(LPTIM16x, init->prescalerClockSource);
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/* 配置时钟分频 */
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FL_LPTIM16_SetPrescaler(LPTIM16x, init->prescaler);
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/* 配置重装载值 */
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FL_LPTIM16_WriteAutoReload(LPTIM16x, init->autoReload);
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/* 配置定时器工作模式 */
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FL_LPTIM16_SetOperationMode(LPTIM16x, init->mode);
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/* 配置编码器模式 */
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if(init->mode == FL_LPTIM16_OPERATION_MODE_NORMAL)
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{
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FL_LPTIM16_SetEncoderMode(LPTIM16x, init->encoderMode);
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}
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/* 单次计数模式 */
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FL_LPTIM16_SetOnePulseMode(LPTIM16x, init->onePulseMode);
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/* 配置定时器不同模式下的特殊寄存器 */
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switch(init->mode)
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{
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case FL_LPTIM16_OPERATION_MODE_NORMAL:
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{
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/* ETR作为时钟时和异步脉冲计数模式信号路径一样，需要使能模拟滤波，并配置边沿 */
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if(init->prescalerClockSource == FL_LPTIM16_CLK_SOURCE_EXTERNAL)
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{
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/* 配置异步计数边沿 */
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FL_LPTIM16_SetETRCountEdge(LPTIM16x, init->countEdge);
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/* 开启外部输入滤波 */
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FL_LPTIM16_EnableETRFilter(LPTIM16x);
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}
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}
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break;
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case FL_LPTIM16_OPERATION_MODE_EXTERNAL_TRIGGER_CNT:
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{
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/* 配置外部输入有效边沿 */
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FL_LPTIM16_SetETRTriggerEdge(LPTIM16x, init->triggerEdge);
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}
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break;
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case FL_LPTIM16_OPERATION_MODE_EXTERNAL_ASYNC_PULSE_CNT:
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{
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/* 配置异步计数边沿 */
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FL_LPTIM16_SetETRCountEdge(LPTIM16x, init->countEdge);
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/* 开启外部输入滤波 */
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FL_LPTIM16_EnableETRFilter(LPTIM16x);
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}
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break;
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case FL_LPTIM16_OPERATION_MODE_TIMEOUT:
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{
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/* 配置外部输入有效边沿 */
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FL_LPTIM16_SetETRTriggerEdge(LPTIM16x, init->triggerEdge);
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}
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break;
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default:
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return FL_FAIL;
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}
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return FL_PASS;
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}
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/**
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* @brief 设置 LPTIM16_InitStruct 为默认配置
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* @param init 为 @ref FL_LPTIM16_InitTypeDef类型的结构体
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*
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* @retval None
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*/
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void FL_LPTIM16_StructInit(FL_LPTIM16_InitTypeDef *init)
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{
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init->clockSource = FL_CMU_LPTIM16_CLK_SOURCE_APBCLK;
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init->prescalerClockSource = FL_LPTIM16_CLK_SOURCE_INTERNAL;
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init->prescaler = FL_LPTIM16_PSC_DIV1;
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init->autoReload = 0;
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init->mode = FL_LPTIM16_OPERATION_MODE_NORMAL;
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init->countEdge = FL_LPTIM16_ETR_COUNT_EDGE_RISING;
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init->triggerEdge = FL_LPTIM16_ETR_TRIGGER_EDGE_RISING;
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init->encoderMode = FL_LPTIM16_ENCODER_MODE_DISABLE;
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init->onePulseMode = FL_LPTIM16_ONE_PULSE_MODE_CONTINUOUS;
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}
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/**
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* @brief 配置LPTIM16工作在输入捕获模式
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*
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* @param LPTIM16x 外设入口地址
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* @param ic_init 为 @ref FL_LPTIM16_IC_InitTypeDef类型的结构体
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* @param Channel LPTIM16输入通道
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*
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* @retval ErrorStatus枚举值
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* -FL_FAIL 配置过程发生错误
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* -FL_PASS LPTIM16配置成功
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*/
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FL_ErrorStatus FL_LPTIM16_IC_Init(LPTIM16_Type *LPTIM16x, uint32_t Channel, FL_LPTIM16_IC_InitTypeDef *ic_init)
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{
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/* 参数检查 */
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assert_param(IS_LPTIM16_INSTANCE(LPTIM16x));
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assert_param(IS_FL_LPTIM16_CHANNEL(Channel));
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assert_param(IS_FL_LPTIM16_IC_EDGE(ic_init->ICEdge));
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assert_param(IS_FL_LPTIM16_IC_POLARITY(ic_init->ICInputPolarity));
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assert_param(IS_FL_LPTIM16_IC1_CAPTURE_SOURCE(ic_init->channel1CaptureSource));
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/* 通道1捕获源 & 预分频 */
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if(Channel == FL_LPTIM16_CHANNEL_1)
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{
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FL_LPTIM16_IC_WriteChannel1Prescaler(LPTIM16x, ic_init->channel1Prescaler);
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FL_LPTIM16_IC_SetChannel1CaptureSource(LPTIM16x, ic_init->channel1CaptureSource);
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}
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if(ic_init->ICInputDigitalFilter == FL_DISABLE)
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{
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FL_LPTIM16_DisableDigitalFilter(LPTIM16, Channel);
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}
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else
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{
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FL_LPTIM16_EnableDigitalFilter(LPTIM16, Channel);
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}
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/* 捕获通道极性 */
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FL_LPTIM16_IC_SetInputPolarity(LPTIM16x, ic_init->ICInputPolarity, Channel);
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/* 配置捕获边沿 */
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FL_LPTIM16_IC_SetCaptureEdge(LPTIM16x, ic_init->ICEdge, Channel);
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/* 通道输入捕获使能 */
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FL_LPTIM16_SetChannelMode(LPTIM16x, FL_LPTIM16_CHANNEL_MODE_INPUT, Channel);
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return FL_PASS;
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}
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/**
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* @brief 设置 LPTIM16_IC_InitStruct 为默认配置
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* @param ic_init 为 @ref FL_LPTIM16_IC_InitTypeDef类型的结构体
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*
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* @retval None
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*/
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void FL_LPTIM16_IC_StructInit(FL_LPTIM16_IC_InitTypeDef *ic_init)
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{
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ic_init->ICInputPolarity = FL_LPTIM16_IC_POLARITY_NORMAL;
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ic_init->ICInputDigitalFilter = FL_DISABLE;
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ic_init->ICEdge = FL_LPTIM16_IC_EDGE_RISING;
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ic_init->channel1Prescaler = 1 - 1;
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ic_init->channel1CaptureSource = FL_LPTIM16_IC1_CAPTURE_SOURCE_GROUP0;
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}
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/**
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* @brief 根据需要功能配置LPTIM16寄存器工作在输出比较模式
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*
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* @param LPTIM16x 外设入口地址
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* @param oc_init 为 @ref FL_LPTIM16_OC_InitTypeDef类型的结构体
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* @param Channel LPTIM16输出通道
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*
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* @retval ErrorStatus枚举值
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* -FL_FAIL 配置过程发生错误
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* -FL_PASS LPTIM16配置成功
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*/
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FL_ErrorStatus FL_LPTIM16_OC_Init(LPTIM16_Type *LPTIM16x, uint32_t Channel, FL_LPTIM16_OC_InitTypeDef *oc_init)
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{
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/* 参数检查 */
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assert_param(IS_LPTIM16_INSTANCE(LPTIM16x));
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assert_param(IS_FL_LPTIM16_CHANNEL(Channel));
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assert_param(IS_FL_LPTIM16_OC_POLARITY(oc_init->OCPolarity));
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/* 比较通道极性 */
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FL_LPTIM16_OC_SetPolarity(LPTIM16x, oc_init->OCPolarity, Channel);
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/* 设置比较值 */
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switch(Channel)
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{
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case FL_LPTIM16_CHANNEL_1:
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FL_LPTIM16_WriteCompareCH1(LPTIM16x, oc_init->compareValue);
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break;
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case FL_LPTIM16_CHANNEL_2:
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FL_LPTIM16_WriteCompareCH2(LPTIM16x, oc_init->compareValue);
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break;
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default :
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return FL_FAIL;
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}
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/* 通道输出比较使能 */
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FL_LPTIM16_SetChannelMode(LPTIM16x, FL_LPTIM16_CHANNEL_MODE_OUTPUT, Channel);
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return FL_PASS;
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}
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/**
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* @brief 设置 LPTIM16_OC_InitStruct 为默认配置
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* @param oc_init 为 @ref FL_LPTIM16_OC_InitTypeDef类型的结构体
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*
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* @retval None
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*/
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void FL_LPTIM16_OC_StructInit(FL_LPTIM16_OC_InitTypeDef *oc_init)
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{
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oc_init->compareValue = 0;
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oc_init->OCPolarity = FL_LPTIM16_OC_POLARITY_NORMAL;
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}
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/**
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* @}
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*/
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#endif /* FL_LPTIM16_DRIVER_ENABLED */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/*************************(C) COPYRIGHT Fudan Microelectronics **** END OF FILE*************************/
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