APM32F407实现通用定时器输入捕获【支持APM32F4系列单片机】.zip

/*! * @file apm32f4xx_tmr.c * * @brief This file provides all the TMR firmware functions. * * @version V1.0.2 * * @date 2022-06-23 * * @attention * * Copyright (C) 2021-2022 Geehy Semiconductor * * You may not use this file except in compliance with the * GEEHY COPYRIGHT NOTICE (GEEHY SOFTWARE PACKAGE LICENSE). * * The program is only for reference, which is distributed in the hope * that it will be usefull and instructional for customers to develop * their software. Unless required by applicable law or agreed to in * writing, the program is distributed on an "AS IS" BASIS, WITHOUT * ANY WARRANTY OR CONDITIONS OF ANY KIND, either express or implied. * See the GEEHY SOFTWARE PACKAGE LICENSE for the governing permissions * and limitations under the License. */ #include "apm32f4xx_tmr.h" #include "apm32f4xx_rcm.h" /** @addtogroup APM32F4xx_StdPeriphDriver @{ */ /** @defgroup TMR_Driver * @brief TMR driver modules @{ */ /** @defgroup TMR_Functions @{ */ static void TI1Config(TMR_T* tmr, uint16_t ICpolarity, uint16_t ICselection, uint16_t ICfilter); static void TI2Config(TMR_T* tmr, uint16_t ICpolarity, uint16_t ICselection, uint16_t ICfilter); static void TI3Config(TMR_T* tmr, uint16_t ICpolarity, uint16_t ICselection, uint16_t ICfilter); static void TI4Config(TMR_T* tmr, uint16_t ICpolarity, uint16_t ICselection, uint16_t ICfilter); /*! * @brief Deinitializes the TMRx peripheral registers to their default reset values. * * @param tmr: Select TMRx peripheral, The x can be from 1 to 14. * * @retval None * * @note */ void TMR_Reset(TMR_T* tmr) { if (tmr == TMR1) { RCM_EnableAPB2PeriphReset(RCM_APB2_PERIPH_TMR1); RCM_DisableAPB2PeriphReset(RCM_APB2_PERIPH_TMR1); } else if (tmr == TMR2) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR2); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR2); } else if (tmr == TMR3) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR3); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR3); } else if (tmr == TMR4) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR4); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR4); } else if (tmr == TMR5) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR5); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR5); } else if (tmr == TMR6) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR6); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR6); } else if (tmr == TMR7) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR7); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR7); } else if (tmr == TMR8) { RCM_EnableAPB2PeriphReset(RCM_APB2_PERIPH_TMR8); RCM_DisableAPB2PeriphReset(RCM_APB2_PERIPH_TMR8); } else if (tmr == TMR9) { RCM_EnableAPB2PeriphReset(RCM_APB2_PERIPH_TMR9); RCM_DisableAPB2PeriphReset(RCM_APB2_PERIPH_TMR9); } else if (tmr == TMR10) { RCM_EnableAPB2PeriphReset(RCM_APB2_PERIPH_TMR10); RCM_DisableAPB2PeriphReset(RCM_APB2_PERIPH_TMR10); } else if (tmr == TMR11) { RCM_EnableAPB2PeriphReset(RCM_APB2_PERIPH_TMR11); RCM_DisableAPB2PeriphReset(RCM_APB2_PERIPH_TMR11); } else if (tmr == TMR12) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR12); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR12); } else if (tmr == TMR13) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR13); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR13); } else if (tmr == TMR14) { RCM_EnableAPB1PeriphReset(RCM_APB1_PERIPH_TMR14); RCM_DisableAPB1PeriphReset(RCM_APB1_PERIPH_TMR14); } } /*! * @brief Config the base timer through the structure * * @param tmr: Select TMRx peripheral, The x can be 1 to 14 * * @param baseConfig: Pointer to a TMR_BaseConfig_T structure * * @retval None */ void TMR_ConfigTimeBase(TMR_T* tmr, TMR_BaseConfig_T* baseConfig) { if ((tmr == TMR1) || (tmr == TMR2) || \ (tmr == TMR3) || (tmr == TMR4) || \ (tmr == TMR5) || (tmr == TMR8)) { /** Count Direction */ tmr->CTRL1_B.CNTDIR = baseConfig->countMode & 0x01; /** Aligned mode */ tmr->CTRL1_B.CAMSEL = baseConfig->countMode >> 4; } if ((tmr != TMR6) && (tmr != TMR7)) { tmr->CTRL1_B.CLKDIV = baseConfig->clockDivision; } tmr->AUTORLD = baseConfig->period ; tmr->PSC = baseConfig->division; if ((tmr == TMR1) || (tmr == TMR8)) { tmr->REPCNT = baseConfig->repetitionCounter; } tmr->CEG_B.UEG = TMR_PSC_RELOAD_IMMEDIATE; } /*! * @brief Config the Base timer with its default value. * * @param baseConfig: pointer to a TMR_BaseConfig_T * * @retval None */ void TMR_ConfigTimeBaseStructInit(TMR_BaseConfig_T* baseConfig) { baseConfig->countMode = TMR_COUNTER_MODE_UP; baseConfig->clockDivision = TMR_CLOCK_DIV_1; baseConfig->period = 0xFFFF; baseConfig->division = 0x0000; baseConfig->repetitionCounter = 0x0000; } /*! * @brief Configures the TMRx Prescaler. * * @param tmr: Select TMRx peripheral, The x can be 1 to 14 * * @param psc: specifies the Prescaler Register value * * @param reload: specifies the TMR Prescaler Reload mode * The parameter can be one of following values: * @arg TMR_PSC_RELOAD_UPDATE: The Prescaler reload at the update event * @arg TMR_PSC_RELOAD_IMMEDIATE: The Prescaler reload immediately * * @retval None */ void TMR_ConfigPrescaler(TMR_T* tmr, uint16_t psc, TMR_PSC_RELOAD_T reload) { tmr->PSC_B.PSC = psc; tmr->CEG_B.UEG = reload; } /*! * @brief Config counter mode. * * @param tmr: The TMRx can be 1 to 8 except 6 and 7 * * @param countMode: specifies the Counter Mode to be used * The parameter can be one of following values: * @arg TMR_COUNTER_MODE_UP: Timer Up Counting Mode * @arg TMR_COUNTER_MODE_DOWN: Timer Down Counting Mode * @arg TMR_COUNTER_MODE_CENTER_ALIGNED1: Timer Center Aligned Mode1 * @arg TMR_COUNTER_MODE_CENTER_ALIGNED2: Timer Center Aligned Mode2 * @arg TMR_COUNTER_MODE_CENTER_ALIGNED3: Timer Center Aligned Mode3 * * @retval None */ void TMR_ConfigCounterMode(TMR_T* tmr, TMR_COUNTER_MODE_T countMode) { tmr->CTRL1_B.CNTDIR = countMode & 0x01; tmr->CTRL1_B.CAMSEL = countMode >> 4; } /*! * @brief Configs the Counter Register value * * @param tmr: The TMRx can be 1 to 14 * * @param counter: Counter register new value * * @retval None */ void TMR_ConfigCounter(TMR_T* tmr, uint16_t counter) { tmr->CNT = counter; } /*! * @brief Configs the value of AutoReload Register. * * @param tmr: The TMRx can be 1 to 14 * * @param autoReload: autoReload register new value * * @retval None */ void TMR_ConfigAutoreload(TMR_T* tmr, uint16_t autoReload) { tmr->AUTORLD_B.AUTORLD = autoReload; } /*! * @brief Read the TMRx Counter value. * * @param tmr: The TMRx can be 1 to 14 * * @retval Counter Register value. */ uint16_t TMR_ReadCounter(TMR_T* tmr) { return tmr->CNT; } /*! * @brief Read the TMRx Prescaler value. * * @param tmr: The TMRx can be 1 to 14 * * @retval Prescaler Register value. */ uint16_t TMR_ReadPrescaler(TMR_T* tmr) { return tmr->PSC; } /*! * @brief Enable the TMRx update event * * @param t