/** ****************************************************************************** * @file stm32f4xx_dbgmcu.c * @author MCD Application Team * @version V1.5.0 * @date 06-March-2015 * @brief This file provides all the DBGMCU firmware functions. ****************************************************************************** * @attention * *

© COPYRIGHT 2015 STMicroelectronics

* * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); * You may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.st.com/software_license_agreement_liberty_v2 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx_dbgmcu.h" /** @addtogroup STM32F4xx_StdPeriph_Driver * @{ */ /** @defgroup DBGMCU * @brief DBGMCU driver modules * @{ */ /* Private typedef -----------------------------------------------------------*/ /* Private define ------------------------------------------------------------*/ #define IDCODE_DEVID_MASK ((uint32_t)0x00000FFF) /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/ /* Private functions ---------------------------------------------------------*/ /** @defgroup DBGMCU_Private_Functions * @{ */ /** * @brief Returns the device revision identifier. * @param None * @retval Device revision identifier */ uint32_t DBGMCU_GetREVID(void) { return(DBGMCU->IDCODE >> 16); } /** * @brief Returns the device identifier. * @param None * @retval Device identifier */ uint32_t DBGMCU_GetDEVID(void) { return(DBGMCU->IDCODE & IDCODE_DEVID_MASK); } /** * @brief Configures low power mode behavior when the MCU is in Debug mode. * @param DBGMCU_Periph: specifies the low power mode. * This parameter can be any combination of the following values: * @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode * @arg DBGMCU_STOP: Keep debugger connection during STOP mode * @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode * @param NewState: new state of the specified low power mode in Debug mode. * This parameter can be: ENABLE or DISABLE. * @retval None */ void DBGMCU_Config(uint32_t DBGMCU_Periph, FunctionalState NewState) { /* Check the parameters */ assert_param(IS_DBGMCU_PERIPH(DBGMCU_Periph)); assert_param(IS_FUNCTIONAL_STATE(NewState)); if (NewState != DISABLE) { DBGMCU->CR |= DBGMCU_Periph; } else { DBGMCU->CR &= ~DBGMCU_Periph; } } /** * @brief Configures APB1 peripheral behavior when the MCU is in Debug mode. * @param DBGMCU_Periph: specifies the APB1 peripheral. * This parameter can be any combination of the following values: * @arg DBGMCU_TIM2_STOP: TIM2 counter stopped when Core is halted * @arg DBGMCU_TIM3_STOP: TIM3 counter stopped when Core is halted * @arg DBGMCU_TIM4_STOP: TIM4 counter stopped when Core is halted * @arg DBGMCU_TIM5_STOP: TIM5 counter stopped when Core is halted * @arg DBGMCU_TIM6_STOP: TIM6 counter stopped when Core is halted * @arg DBGMCU_TIM7_STOP: TIM7 counter stopped when Core is halted * @arg DBGMCU_TIM12_STOP: TIM12 counter stopped when Core is halted * @arg DBGMCU_TIM13_STOP: TIM13 counter stopped when Core is halted * @arg DBGMCU_TIM14_STOP: TIM14 counter stopped when Core is halted * @arg DBGMCU_RTC_STOP: RTC Calendar and Wakeup counter stopped when Core is halted. * @arg DBGMCU_WWDG_STOP: Debug WWDG stopped when Core is halted * @arg DBGMCU_IWDG_STOP: Debug IWDG stopped when Core is halted * @arg DBGMCU_I2C1_SMBUS_TIMEOUT: I2C1 SMBUS timeout mode stopped when Core is halted * @arg DBGMCU_I2C2_SMBUS_TIMEOUT: I2C2 SMBUS timeout mode stopped when Core is halted * @arg DBGMCU_I2C3_SMBUS_TIMEOUT: I2C3 SMBUS timeout mode stopped when Core is halted * @arg DBGMCU_CAN2_STOP: Debug CAN1 stopped when Core is halted * @arg DBGMCU_CAN1_STOP: Debug CAN2 stopped when Core is halted * This parameter can be: ENABLE or DISABLE. * @retval None */ void DBGMCU_APB1PeriphConfig(uint32_t DBGMCU_Periph, FunctionalState NewState) { /* Check the parameters */ assert_param(IS_DBGMCU_APB1PERIPH(DBGMCU_Periph)); assert_param(IS_FUNCTIONAL_STATE(NewState)); if (NewState != DISABLE) { DBGMCU->APB1FZ |= DBGMCU_Periph; } else { DBGMCU->APB1FZ &= ~DBGMCU_Periph; } } /** * @brief Configures APB2 peripheral behavior when the MCU is in Debug mode. * @param DBGMCU_Periph: specifies the APB2 peripheral. * This parameter can be any combination of the following values: * @arg DBGMCU_TIM1_STOP: TIM1 counter stopped when Core is halted * @arg DBGMCU_TIM8_STOP: TIM8 counter stopped when Core is halted * @arg DBGMCU_TIM9_STOP: TIM9 counter stopped when Core is halted * @arg DBGMCU_TIM10_STOP: TIM10 counter stopped when Core is halted * @arg DBGMCU_TIM11_STOP: TIM11 counter stopped when Core is halted * @param NewState: new state of the specified peripheral in Debug mode. * This parameter can be: ENABLE or DISABLE. * @retval None */ void DBGMCU_APB2PeriphConfig(uint32_t DBGMCU_Periph, FunctionalState NewState) { /* Check the parameters */ assert_param(IS_DBGMCU_APB2PERIPH(DBGMCU_Periph)); assert_param(IS_FUNCTIONAL_STATE(NewState)); if (NewState != DISABLE) { DBGMCU->APB2FZ |= DBGMCU_Periph; } else { DBGMCU->APB2FZ &= ~DBGMCU_Periph; } } /** * @} */ /** * @} */ /** * @} */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/