/**
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******************************************************************************
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* @file stm32l1xx_dbgmcu.c
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* @author MCD Application Team
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* @version V1.3.1
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* @date 20-April-2015
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* @brief This file provides all the DBGMCU firmware functions.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT 2015 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "stm32l1xx_dbgmcu.h"
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/** @addtogroup STM32L1xx_StdPeriph_Driver
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* @{
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*/
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/** @defgroup DBGMCU
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* @brief DBGMCU driver modules
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* @{
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*/
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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#define IDCODE_DEVID_MASK ((uint32_t)0x00000FFF)
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/* Private macro -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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/* Private functions ---------------------------------------------------------*/
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/** @defgroup DBGMCU_Private_Functions
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* @{
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*/
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/**
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* @brief Returns the device revision identifier.
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* @param None
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* @retval Device revision identifier
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*/
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uint32_t DBGMCU_GetREVID(void)
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{
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return(DBGMCU->IDCODE >> 16);
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}
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/**
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* @brief Returns the device identifier.
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* @param None
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* @retval Device identifier
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*/
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uint32_t DBGMCU_GetDEVID(void)
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{
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return(DBGMCU->IDCODE & IDCODE_DEVID_MASK);
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}
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/**
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* @brief Configures low power mode behavior when the MCU is in Debug mode.
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* @param DBGMCU_Periph: specifies the low power mode.
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* This parameter can be any combination of the following values:
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* @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode
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* @arg DBGMCU_STOP: Keep debugger connection during STOP mode
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* @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode
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* @param NewState: new state of the specified low power mode in Debug mode.
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* This parameter can be: ENABLE or DISABLE.
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* @retval None
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*/
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void DBGMCU_Config(uint32_t DBGMCU_Periph, FunctionalState NewState)
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{
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/* Check the parameters */
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assert_param(IS_DBGMCU_PERIPH(DBGMCU_Periph));
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assert_param(IS_FUNCTIONAL_STATE(NewState));
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if (NewState != DISABLE)
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{
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DBGMCU->CR |= DBGMCU_Periph;
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}
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else
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{
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DBGMCU->CR &= ~DBGMCU_Periph;
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}
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}
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/**
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* @brief Configures APB1 peripheral behavior when the MCU is in Debug mode.
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* @param DBGMCU_Periph: specifies the APB1 peripheral.
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* This parameter can be any combination of the following values:
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* @arg DBGMCU_TIM2_STOP: TIM2 counter stopped when Core is halted
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* @arg DBGMCU_TIM3_STOP: TIM3 counter stopped when Core is halted
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* @arg DBGMCU_TIM4_STOP: TIM4 counter stopped when Core is halted
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* @arg DBGMCU_TIM5_STOP: TIM5 counter stopped when Core is halted
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* @arg DBGMCU_TIM6_STOP: TIM6 counter stopped when Core is halted
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* @arg DBGMCU_TIM7_STOP: TIM7 counter stopped when Core is halted
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* @arg DBGMCU_RTC_STOP:
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* + On STM32L1xx Medium-density devices: RTC Wakeup counter stopped when
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* Core is halted.
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* + On STM32L1xx High-density and Medium-density Plus devices: RTC Calendar
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* and Wakeup counter stopped when Core is halted.
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* @arg DBGMCU_WWDG_STOP: Debug WWDG stopped when Core is halted
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* @arg DBGMCU_IWDG_STOP: Debug IWDG stopped when Core is halted
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* @arg DBGMCU_I2C1_SMBUS_TIMEOUT: I2C1 SMBUS timeout mode stopped when Core is
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* halted
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* @arg DBGMCU_I2C2_SMBUS_TIMEOUT: I2C2 SMBUS timeout mode stopped when Core is
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* halted
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* @param NewState: new state of the specified APB1 peripheral in Debug mode.
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* This parameter can be: ENABLE or DISABLE.
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* @retval None
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*/
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void DBGMCU_APB1PeriphConfig(uint32_t DBGMCU_Periph, FunctionalState NewState)
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{
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/* Check the parameters */
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assert_param(IS_DBGMCU_APB1PERIPH(DBGMCU_Periph));
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assert_param(IS_FUNCTIONAL_STATE(NewState));
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if (NewState != DISABLE)
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{
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DBGMCU->APB1FZ |= DBGMCU_Periph;
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}
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else
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{
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DBGMCU->APB1FZ &= ~DBGMCU_Periph;
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}
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}
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/**
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* @brief Configures APB2 peripheral behavior when the MCU is in Debug mode.
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* @param DBGMCU_Periph: specifies the APB2 peripheral.
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* This parameter can be any combination of the following values:
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* @arg DBGMCU_TIM9_STOP: TIM9 counter stopped when Core is halted
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* @arg DBGMCU_TIM10_STOP: TIM10 counter stopped when Core is halted
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* @arg DBGMCU_TIM11_STOP: TIM11 counter stopped when Core is halted
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* @param NewState: new state of the specified APB2 peripheral in Debug mode.
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* This parameter can be: ENABLE or DISABLE.
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* @retval None
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*/
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void DBGMCU_APB2PeriphConfig(uint32_t DBGMCU_Periph, FunctionalState NewState)
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{
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/* Check the parameters */
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assert_param(IS_DBGMCU_APB2PERIPH(DBGMCU_Periph));
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assert_param(IS_FUNCTIONAL_STATE(NewState));
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if (NewState != DISABLE)
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{
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DBGMCU->APB2FZ |= DBGMCU_Periph;
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}
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else
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{
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DBGMCU->APB2FZ &= ~DBGMCU_Periph;
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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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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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