diff --git a/libraries/STM32L1xx_StdPeriph_Driver/src/misc.c b/libraries/STM32L1xx_StdPeriph_Driver/src/misc.c deleted file mode 100644 --- a/libraries/STM32L1xx_StdPeriph_Driver/src/misc.c +++ /dev/null @@ -1,251 +0,0 @@ -/** - ****************************************************************************** - * @file misc.c - * @author MCD Application Team - * @version V1.2.0 - * @date 22-February-2013 - * @brief This file provides all the miscellaneous firmware functions (add-on - * to CMSIS functions). - ****************************************************************************** - * @attention - * - *

© COPYRIGHT 2013 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 "misc.h" - -/** @addtogroup STM32L1xx_StdPeriph_Driver - * @{ - */ - -/** @defgroup MISC - * @brief MISC driver modules - * @{ - */ - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -#define AIRCR_VECTKEY_MASK ((uint32_t)0x05FA0000) - -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private function prototypes -----------------------------------------------*/ -/* Private functions ---------------------------------------------------------*/ - -/** @defgroup MISC_Private_Functions - * @{ - */ -/** - * -@verbatim - ******************************************************************************* - ##### Interrupts configuration functions ##### - ******************************************************************************* - [..] This section provide functions allowing to configure the NVIC interrupts - (IRQ).The Cortex-M3 exceptions are managed by CMSIS functions. - (#) Configure the NVIC Priority Grouping using NVIC_PriorityGroupConfig() - function according to the following table. - The table below gives the allowed values of the preemption priority - and subpriority according to the Priority Grouping configuration - performed by NVIC_PriorityGroupConfig function. - ============================================================================================================================ - NVIC_PriorityGroup | NVIC_IRQChannelPreemptionPriority | NVIC_IRQChannelSubPriority | Description - ============================================================================================================================ - NVIC_PriorityGroup_0 | 0 | 0-15 | 0 bits for preemption priority - | | | 4 bits for subpriority - ---------------------------------------------------------------------------------------------------------------------------- - NVIC_PriorityGroup_1 | 0-1 | 0-7 | 1 bits for preemption priority - | | | 3 bits for subpriority - ---------------------------------------------------------------------------------------------------------------------------- - NVIC_PriorityGroup_2 | 0-3 | 0-3 | 2 bits for preemption priority - | | | 2 bits for subpriority - ---------------------------------------------------------------------------------------------------------------------------- - NVIC_PriorityGroup_3 | 0-7 | 0-1 | 3 bits for preemption priority - | | | 1 bits for subpriority - ---------------------------------------------------------------------------------------------------------------------------- - NVIC_PriorityGroup_4 | 0-15 | 0 | 4 bits for preemption priority - | | | 0 bits for subpriority - ============================================================================================================================ - - - (#) Enable and Configure the priority of the selected IRQ Channels. - - -@- When the NVIC_PriorityGroup_0 is selected, it will no any nested interrupt, - the IRQ priority will be managed only by subpriority. - The sub-priority is only used to sort pending exception priorities, - and does not affect active exceptions. - -@- Lower priority values gives higher priority. - -@- Priority Order: - (#@) Lowest Preemption priority. - (#@) Lowest Subpriority. - (#@) Lowest hardware priority (IRQn position). - -@endverbatim -*/ - -/** - * @brief Configures the priority grouping: preemption priority and subpriority. - * @param NVIC_PriorityGroup: specifies the priority grouping bits length. - * This parameter can be one of the following values: - * @arg NVIC_PriorityGroup_0: 0 bits for preemption priority - * 4 bits for subpriority. - * @note When NVIC_PriorityGroup_0 is selected, it will no be any nested - * interrupt. This interrupts priority is managed only with subpriority. - * @arg NVIC_PriorityGroup_1: 1 bits for preemption priority. - * 3 bits for subpriority. - * @arg NVIC_PriorityGroup_2: 2 bits for preemption priority. - * 2 bits for subpriority. - * @arg NVIC_PriorityGroup_3: 3 bits for preemption priority. - * 1 bits for subpriority. - * @arg NVIC_PriorityGroup_4: 4 bits for preemption priority. - * 0 bits for subpriority. - * @retval None - */ -void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup) -{ - /* Check the parameters */ - assert_param(IS_NVIC_PRIORITY_GROUP(NVIC_PriorityGroup)); - - /* Set the PRIGROUP[10:8] bits according to NVIC_PriorityGroup value */ - SCB->AIRCR = AIRCR_VECTKEY_MASK | NVIC_PriorityGroup; -} - -/** - * @brief Initializes the NVIC peripheral according to the specified - * parameters in the NVIC_InitStruct. - * @note To configure interrupts priority correctly, the NVIC_PriorityGroupConfig() - * function should be called before. - * @param NVIC_InitStruct: pointer to a NVIC_InitTypeDef structure that contains - * the configuration information for the specified NVIC peripheral. - * @retval None - */ -void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct) -{ - uint8_t tmppriority = 0x00, tmppre = 0x00, tmpsub = 0x0F; - - /* Check the parameters */ - assert_param(IS_FUNCTIONAL_STATE(NVIC_InitStruct->NVIC_IRQChannelCmd)); - assert_param(IS_NVIC_PREEMPTION_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority)); - assert_param(IS_NVIC_SUB_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelSubPriority)); - - if (NVIC_InitStruct->NVIC_IRQChannelCmd != DISABLE) - { - /* Compute the Corresponding IRQ Priority --------------------------------*/ - tmppriority = (0x700 - ((SCB->AIRCR) & (uint32_t)0x700))>> 0x08; - tmppre = (0x4 - tmppriority); - tmpsub = tmpsub >> tmppriority; - - tmppriority = (uint32_t)NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority << tmppre; - tmppriority |= (uint8_t)(NVIC_InitStruct->NVIC_IRQChannelSubPriority & tmpsub); - tmppriority = tmppriority << 0x04; - - NVIC->IP[NVIC_InitStruct->NVIC_IRQChannel] = tmppriority; - - /* Enable the Selected IRQ Channels --------------------------------------*/ - NVIC->ISER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] = - (uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F); - } - else - { - /* Disable the Selected IRQ Channels -------------------------------------*/ - NVIC->ICER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] = - (uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F); - } -} - -/** - * @brief Sets the vector table location and Offset. - * @param NVIC_VectTab: specifies if the vector table is in RAM or FLASH memory. - * This parameter can be one of the following values: - * @arg NVIC_VectTab_RAM: Vector Table in internal SRAM. - * @arg NVIC_VectTab_FLASH: Vector Table in internal FLASH. - * @param Offset: Vector Table base offset field. This value must be a multiple of 0x200. - * @retval None - */ -void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset) -{ - /* Check the parameters */ - assert_param(IS_NVIC_VECTTAB(NVIC_VectTab)); - assert_param(IS_NVIC_OFFSET(Offset)); - - SCB->VTOR = NVIC_VectTab | (Offset & (uint32_t)0x1FFFFF80); -} - -/** - * @brief Selects the condition for the system to enter low power mode. - * @param LowPowerMode: Specifies the new mode for the system to enter low power mode. - * This parameter can be one of the following values: - * @arg NVIC_LP_SEVONPEND: Low Power SEV on Pend. - * @arg NVIC_LP_SLEEPDEEP: Low Power DEEPSLEEP request. - * @arg NVIC_LP_SLEEPONEXIT: Low Power Sleep on Exit. - * @param NewState: new state of LP condition. - * This parameter can be: ENABLE or DISABLE. - * @retval None - */ -void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState) -{ - /* Check the parameters */ - assert_param(IS_NVIC_LP(LowPowerMode)); - assert_param(IS_FUNCTIONAL_STATE(NewState)); - - if (NewState != DISABLE) - { - SCB->SCR |= LowPowerMode; - } - else - { - SCB->SCR &= (uint32_t)(~(uint32_t)LowPowerMode); - } -} - -/** - * @brief Configures the SysTick clock source. - * @param SysTick_CLKSource: specifies the SysTick clock source. - * This parameter can be one of the following values: - * @arg SysTick_CLKSource_HCLK_Div8: AHB clock divided by 8 selected as SysTick clock source. - * @arg SysTick_CLKSource_HCLK: AHB clock selected as SysTick clock source. - * @retval None - */ -void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource) -{ - /* Check the parameters */ - assert_param(IS_SYSTICK_CLK_SOURCE(SysTick_CLKSource)); - - if (SysTick_CLKSource == SysTick_CLKSource_HCLK) - { - SysTick->CTRL |= SysTick_CLKSource_HCLK; - } - else - { - SysTick->CTRL &= SysTick_CLKSource_HCLK_Div8; - } -} - -/** - * @} - */ - -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/