mbed library sources
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targets/cmsis/TARGET_STM/TARGET_NUCLEO_L152RE/stm32l1xx_rcc.h
- Committer:
- mbed_official
- Date:
- 2014-01-30
- Revision:
- 80:66393a7b209d
- Parent:
- 76:aeb1df146756
- Child:
- 106:ced8cbb51063
File content as of revision 80:66393a7b209d:
/** ****************************************************************************** * @file stm32l1xx_rcc.h * @author MCD Application Team * @version V1.3.0 * @date 31-January-2014 * @brief This file contains all the functions prototypes for the RCC * firmware library. ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> * * 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. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32L1xx_RCC_H #define __STM32L1xx_RCC_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32l1xx.h" /** @addtogroup STM32L1xx_StdPeriph_Driver * @{ */ /** @addtogroup RCC * @{ */ /* Exported types ------------------------------------------------------------*/ typedef struct { uint32_t SYSCLK_Frequency; uint32_t HCLK_Frequency; uint32_t PCLK1_Frequency; uint32_t PCLK2_Frequency; }RCC_ClocksTypeDef; /* Exported constants --------------------------------------------------------*/ /** @defgroup RCC_Exported_Constants * @{ */ /** @defgroup RCC_HSE_configuration * @{ */ #define RCC_HSE_OFF ((uint8_t)0x00) #define RCC_HSE_ON ((uint8_t)0x01) #define RCC_HSE_Bypass ((uint8_t)0x05) #define IS_RCC_HSE(HSE) (((HSE) == RCC_HSE_OFF) || ((HSE) == RCC_HSE_ON) || \ ((HSE) == RCC_HSE_Bypass)) /** * @} */ /** @defgroup RCC_MSI_Clock_Range * @{ */ #define RCC_MSIRange_0 RCC_ICSCR_MSIRANGE_0 /*!< MSI = 65.536 KHz */ #define RCC_MSIRange_1 RCC_ICSCR_MSIRANGE_1 /*!< MSI = 131.072 KHz */ #define RCC_MSIRange_2 RCC_ICSCR_MSIRANGE_2 /*!< MSI = 262.144 KHz */ #define RCC_MSIRange_3 RCC_ICSCR_MSIRANGE_3 /*!< MSI = 524.288 KHz */ #define RCC_MSIRange_4 RCC_ICSCR_MSIRANGE_4 /*!< MSI = 1.048 MHz */ #define RCC_MSIRange_5 RCC_ICSCR_MSIRANGE_5 /*!< MSI = 2.097 MHz */ #define RCC_MSIRange_6 RCC_ICSCR_MSIRANGE_6 /*!< MSI = 4.194 MHz */ #define IS_RCC_MSI_CLOCK_RANGE(RANGE) (((RANGE) == RCC_MSIRange_0) || \ ((RANGE) == RCC_MSIRange_1) || \ ((RANGE) == RCC_MSIRange_2) || \ ((RANGE) == RCC_MSIRange_3) || \ ((RANGE) == RCC_MSIRange_4) || \ ((RANGE) == RCC_MSIRange_5) || \ ((RANGE) == RCC_MSIRange_6)) /** * @} */ /** @defgroup RCC_PLL_Clock_Source * @{ */ #define RCC_PLLSource_HSI ((uint8_t)0x00) #define RCC_PLLSource_HSE ((uint8_t)0x01) #define IS_RCC_PLL_SOURCE(SOURCE) (((SOURCE) == RCC_PLLSource_HSI) || \ ((SOURCE) == RCC_PLLSource_HSE)) /** * @} */ /** @defgroup RCC_PLL_Multiplication_Factor * @{ */ #define RCC_PLLMul_3 ((uint8_t)0x00) #define RCC_PLLMul_4 ((uint8_t)0x04) #define RCC_PLLMul_6 ((uint8_t)0x08) #define RCC_PLLMul_8 ((uint8_t)0x0C) #define RCC_PLLMul_12 ((uint8_t)0x10) #define RCC_PLLMul_16 ((uint8_t)0x14) #define RCC_PLLMul_24 ((uint8_t)0x18) #define RCC_PLLMul_32 ((uint8_t)0x1C) #define RCC_PLLMul_48 ((uint8_t)0x20) #define IS_RCC_PLL_MUL(MUL) (((MUL) == RCC_PLLMul_3) || ((MUL) == RCC_PLLMul_4) || \ ((MUL) == RCC_PLLMul_6) || ((MUL) == RCC_PLLMul_8) || \ ((MUL) == RCC_PLLMul_12) || ((MUL) == RCC_PLLMul_16) || \ ((MUL) == RCC_PLLMul_24) || ((MUL) == RCC_PLLMul_32) || \ ((MUL) == RCC_PLLMul_48)) /** * @} */ /** @defgroup RCC_PLL_Divider_Factor * @{ */ #define RCC_PLLDiv_2 ((uint8_t)0x40) #define RCC_PLLDiv_3 ((uint8_t)0x80) #define RCC_PLLDiv_4 ((uint8_t)0xC0) #define IS_RCC_PLL_DIV(DIV) (((DIV) == RCC_PLLDiv_2) || ((DIV) == RCC_PLLDiv_3) || \ ((DIV) == RCC_PLLDiv_4)) /** * @} */ /** @defgroup RCC_System_Clock_Source * @{ */ #define RCC_SYSCLKSource_MSI RCC_CFGR_SW_MSI #define RCC_SYSCLKSource_HSI RCC_CFGR_SW_HSI #define RCC_SYSCLKSource_HSE RCC_CFGR_SW_HSE #define RCC_SYSCLKSource_PLLCLK RCC_CFGR_SW_PLL #define IS_RCC_SYSCLK_SOURCE(SOURCE) (((SOURCE) == RCC_SYSCLKSource_MSI) || \ ((SOURCE) == RCC_SYSCLKSource_HSI) || \ ((SOURCE) == RCC_SYSCLKSource_HSE) || \ ((SOURCE) == RCC_SYSCLKSource_PLLCLK)) /** * @} */ /** @defgroup RCC_AHB_Clock_Source * @{ */ #define RCC_SYSCLK_Div1 RCC_CFGR_HPRE_DIV1 #define RCC_SYSCLK_Div2 RCC_CFGR_HPRE_DIV2 #define RCC_SYSCLK_Div4 RCC_CFGR_HPRE_DIV4 #define RCC_SYSCLK_Div8 RCC_CFGR_HPRE_DIV8 #define RCC_SYSCLK_Div16 RCC_CFGR_HPRE_DIV16 #define RCC_SYSCLK_Div64 RCC_CFGR_HPRE_DIV64 #define RCC_SYSCLK_Div128 RCC_CFGR_HPRE_DIV128 #define RCC_SYSCLK_Div256 RCC_CFGR_HPRE_DIV256 #define RCC_SYSCLK_Div512 RCC_CFGR_HPRE_DIV512 #define IS_RCC_HCLK(HCLK) (((HCLK) == RCC_SYSCLK_Div1) || ((HCLK) == RCC_SYSCLK_Div2) || \ ((HCLK) == RCC_SYSCLK_Div4) || ((HCLK) == RCC_SYSCLK_Div8) || \ ((HCLK) == RCC_SYSCLK_Div16) || ((HCLK) == RCC_SYSCLK_Div64) || \ ((HCLK) == RCC_SYSCLK_Div128) || ((HCLK) == RCC_SYSCLK_Div256) || \ ((HCLK) == RCC_SYSCLK_Div512)) /** * @} */ /** @defgroup RCC_APB1_APB2_Clock_Source * @{ */ #define RCC_HCLK_Div1 RCC_CFGR_PPRE1_DIV1 #define RCC_HCLK_Div2 RCC_CFGR_PPRE1_DIV2 #define RCC_HCLK_Div4 RCC_CFGR_PPRE1_DIV4 #define RCC_HCLK_Div8 RCC_CFGR_PPRE1_DIV8 #define RCC_HCLK_Div16 RCC_CFGR_PPRE1_DIV16 #define IS_RCC_PCLK(PCLK) (((PCLK) == RCC_HCLK_Div1) || ((PCLK) == RCC_HCLK_Div2) || \ ((PCLK) == RCC_HCLK_Div4) || ((PCLK) == RCC_HCLK_Div8) || \ ((PCLK) == RCC_HCLK_Div16)) /** * @} */ /** @defgroup RCC_Interrupt_Source * @{ */ #define RCC_IT_LSIRDY ((uint8_t)0x01) #define RCC_IT_LSERDY ((uint8_t)0x02) #define RCC_IT_HSIRDY ((uint8_t)0x04) #define RCC_IT_HSERDY ((uint8_t)0x08) #define RCC_IT_PLLRDY ((uint8_t)0x10) #define RCC_IT_MSIRDY ((uint8_t)0x20) #define RCC_IT_LSECSS ((uint8_t)0x40) #define RCC_IT_CSS ((uint8_t)0x80) #define IS_RCC_IT(IT) ((((IT) & (uint8_t)0x80) == 0x00) && ((IT) != 0x00)) #define IS_RCC_GET_IT(IT) (((IT) == RCC_IT_LSIRDY) || ((IT) == RCC_IT_LSERDY) || \ ((IT) == RCC_IT_HSIRDY) || ((IT) == RCC_IT_HSERDY) || \ ((IT) == RCC_IT_PLLRDY) || ((IT) == RCC_IT_MSIRDY) || \ ((IT) == RCC_IT_CSS) || ((IT) == RCC_IT_LSECSS)) #define IS_RCC_CLEAR_IT(IT) ((((IT) & (uint8_t)0x00) == 0x00) && ((IT) != 0x00)) /** * @} */ /** @defgroup RCC_LSE_Configuration * @{ */ #define RCC_LSE_OFF ((uint8_t)0x00) #define RCC_LSE_ON ((uint8_t)0x01) #define RCC_LSE_Bypass ((uint8_t)0x05) #define IS_RCC_LSE(LSE) (((LSE) == RCC_LSE_OFF) || ((LSE) == RCC_LSE_ON) || \ ((LSE) == RCC_LSE_Bypass)) /** * @} */ /** @defgroup RCC_RTC_Clock_Source * @{ */ #define RCC_RTCCLKSource_LSE RCC_CSR_RTCSEL_LSE #define RCC_RTCCLKSource_LSI RCC_CSR_RTCSEL_LSI #define RCC_RTCCLKSource_HSE_Div2 RCC_CSR_RTCSEL_HSE #define RCC_RTCCLKSource_HSE_Div4 ((uint32_t)RCC_CSR_RTCSEL_HSE | RCC_CR_RTCPRE_0) #define RCC_RTCCLKSource_HSE_Div8 ((uint32_t)RCC_CSR_RTCSEL_HSE | RCC_CR_RTCPRE_1) #define RCC_RTCCLKSource_HSE_Div16 ((uint32_t)RCC_CSR_RTCSEL_HSE | RCC_CR_RTCPRE) #define IS_RCC_RTCCLK_SOURCE(SOURCE) (((SOURCE) == RCC_RTCCLKSource_LSE) || \ ((SOURCE) == RCC_RTCCLKSource_LSI) || \ ((SOURCE) == RCC_RTCCLKSource_HSE_Div2) || \ ((SOURCE) == RCC_RTCCLKSource_HSE_Div4) || \ ((SOURCE) == RCC_RTCCLKSource_HSE_Div8) || \ ((SOURCE) == RCC_RTCCLKSource_HSE_Div16)) /** * @} */ /** @defgroup RCC_AHB_Peripherals * @{ */ #define RCC_AHBPeriph_GPIOA RCC_AHBENR_GPIOAEN #define RCC_AHBPeriph_GPIOB RCC_AHBENR_GPIOBEN #define RCC_AHBPeriph_GPIOC RCC_AHBENR_GPIOCEN #define RCC_AHBPeriph_GPIOD RCC_AHBENR_GPIODEN #define RCC_AHBPeriph_GPIOE RCC_AHBENR_GPIOEEN #define RCC_AHBPeriph_GPIOH RCC_AHBENR_GPIOHEN #define RCC_AHBPeriph_GPIOF RCC_AHBENR_GPIOFEN #define RCC_AHBPeriph_GPIOG RCC_AHBENR_GPIOGEN #define RCC_AHBPeriph_CRC RCC_AHBENR_CRCEN #define RCC_AHBPeriph_FLITF RCC_AHBENR_FLITFEN #define RCC_AHBPeriph_SRAM RCC_AHBLPENR_SRAMLPEN #define RCC_AHBPeriph_DMA1 RCC_AHBENR_DMA1EN #define RCC_AHBPeriph_DMA2 RCC_AHBENR_DMA2EN #define RCC_AHBPeriph_AES RCC_AHBENR_AESEN #define RCC_AHBPeriph_FSMC RCC_AHBENR_FSMCEN #define IS_RCC_AHB_PERIPH(PERIPH) ((((PERIPH) & 0xB4FF6F00) == 0x00) && ((PERIPH) != 0x00)) #define IS_RCC_AHB_LPMODE_PERIPH(PERIPH) ((((PERIPH) & 0xB4FF6F00) == 0x00) && ((PERIPH) != 0x00)) /** * @} */ /** @defgroup RCC_APB2_Peripherals * @{ */ #define RCC_APB2Periph_SYSCFG RCC_APB2ENR_SYSCFGEN #define RCC_APB2Periph_TIM9 RCC_APB2ENR_TIM9EN #define RCC_APB2Periph_TIM10 RCC_APB2ENR_TIM10EN #define RCC_APB2Periph_TIM11 RCC_APB2ENR_TIM11EN #define RCC_APB2Periph_ADC1 RCC_APB2ENR_ADC1EN #define RCC_APB2Periph_SDIO RCC_APB2ENR_SDIOEN #define RCC_APB2Periph_SPI1 RCC_APB2ENR_SPI1EN #define RCC_APB2Periph_USART1 RCC_APB2ENR_USART1EN #define IS_RCC_APB2_PERIPH(PERIPH) ((((PERIPH) & 0xFFFFA5E2) == 0x00) && ((PERIPH) != 0x00)) /** * @} */ /** @defgroup RCC_APB1_Peripherals * @{ */ #define RCC_APB1Periph_TIM2 RCC_APB1ENR_TIM2EN #define RCC_APB1Periph_TIM3 RCC_APB1ENR_TIM3EN #define RCC_APB1Periph_TIM4 RCC_APB1ENR_TIM4EN #define RCC_APB1Periph_TIM5 RCC_APB1ENR_TIM5EN #define RCC_APB1Periph_TIM6 RCC_APB1ENR_TIM6EN #define RCC_APB1Periph_TIM7 RCC_APB1ENR_TIM7EN #define RCC_APB1Periph_LCD RCC_APB1ENR_LCDEN #define RCC_APB1Periph_WWDG RCC_APB1ENR_WWDGEN #define RCC_APB1Periph_SPI2 RCC_APB1ENR_SPI2EN #define RCC_APB1Periph_SPI3 RCC_APB1ENR_SPI3EN #define RCC_APB1Periph_USART2 RCC_APB1ENR_USART2EN #define RCC_APB1Periph_USART3 RCC_APB1ENR_USART3EN #define RCC_APB1Periph_UART4 RCC_APB1ENR_UART4EN #define RCC_APB1Periph_UART5 RCC_APB1ENR_UART5EN #define RCC_APB1Periph_I2C1 RCC_APB1ENR_I2C1EN #define RCC_APB1Periph_I2C2 RCC_APB1ENR_I2C2EN #define RCC_APB1Periph_USB RCC_APB1ENR_USBEN #define RCC_APB1Periph_PWR RCC_APB1ENR_PWREN #define RCC_APB1Periph_DAC RCC_APB1ENR_DACEN #define RCC_APB1Periph_COMP RCC_APB1ENR_COMPEN #define IS_RCC_APB1_PERIPH(PERIPH) ((((PERIPH) & 0x4F0135C0) == 0x00) && ((PERIPH) != 0x00)) /** * @} */ /** @defgroup RCC_MCO_Clock_Source * @{ */ #define RCC_MCOSource_NoClock ((uint8_t)0x00) #define RCC_MCOSource_SYSCLK ((uint8_t)0x01) #define RCC_MCOSource_HSI ((uint8_t)0x02) #define RCC_MCOSource_MSI ((uint8_t)0x03) #define RCC_MCOSource_HSE ((uint8_t)0x04) #define RCC_MCOSource_PLLCLK ((uint8_t)0x05) #define RCC_MCOSource_LSI ((uint8_t)0x06) #define RCC_MCOSource_LSE ((uint8_t)0x07) #define IS_RCC_MCO_SOURCE(SOURCE) (((SOURCE) == RCC_MCOSource_NoClock) || ((SOURCE) == RCC_MCOSource_SYSCLK) || \ ((SOURCE) == RCC_MCOSource_HSI) || ((SOURCE) == RCC_MCOSource_MSI) || \ ((SOURCE) == RCC_MCOSource_HSE) || ((SOURCE) == RCC_MCOSource_PLLCLK) || \ ((SOURCE) == RCC_MCOSource_LSI) || ((SOURCE) == RCC_MCOSource_LSE)) /** * @} */ /** @defgroup RCC_MCO_Output_Divider * @{ */ #define RCC_MCODiv_1 ((uint8_t)0x00) #define RCC_MCODiv_2 ((uint8_t)0x10) #define RCC_MCODiv_4 ((uint8_t)0x20) #define RCC_MCODiv_8 ((uint8_t)0x30) #define RCC_MCODiv_16 ((uint8_t)0x40) #define IS_RCC_MCO_DIV(DIV) (((DIV) == RCC_MCODiv_1) || ((DIV) == RCC_MCODiv_2) || \ ((DIV) == RCC_MCODiv_4) || ((DIV) == RCC_MCODiv_8) || \ ((DIV) == RCC_MCODiv_16)) /** * @} */ /** @defgroup RCC_Flag * @{ */ #define RCC_FLAG_HSIRDY ((uint8_t)0x21) #define RCC_FLAG_MSIRDY ((uint8_t)0x29) #define RCC_FLAG_HSERDY ((uint8_t)0x31) #define RCC_FLAG_PLLRDY ((uint8_t)0x39) #define RCC_FLAG_LSERDY ((uint8_t)0x49) #define RCC_FLAG_LSECSS ((uint8_t)0x4A) #define RCC_FLAG_LSIRDY ((uint8_t)0x41) #define RCC_FLAG_OBLRST ((uint8_t)0x59) #define RCC_FLAG_PINRST ((uint8_t)0x5A) #define RCC_FLAG_PORRST ((uint8_t)0x5B) #define RCC_FLAG_SFTRST ((uint8_t)0x5C) #define RCC_FLAG_IWDGRST ((uint8_t)0x5D) #define RCC_FLAG_WWDGRST ((uint8_t)0x5E) #define RCC_FLAG_LPWRRST ((uint8_t)0x5F) #define IS_RCC_FLAG(FLAG) (((FLAG) == RCC_FLAG_HSIRDY) || ((FLAG) == RCC_FLAG_HSERDY) || \ ((FLAG) == RCC_FLAG_MSIRDY) || ((FLAG) == RCC_FLAG_PLLRDY) || \ ((FLAG) == RCC_FLAG_LSERDY) || ((FLAG) == RCC_FLAG_LSIRDY) || \ ((FLAG) == RCC_FLAG_PINRST) || ((FLAG) == RCC_FLAG_PORRST) || \ ((FLAG) == RCC_FLAG_SFTRST) || ((FLAG) == RCC_FLAG_IWDGRST)|| \ ((FLAG) == RCC_FLAG_WWDGRST)|| ((FLAG) == RCC_FLAG_LPWRRST)|| \ ((FLAG) == RCC_FLAG_OBLRST)|| ((FLAG) == RCC_FLAG_LSECSS)) #define IS_RCC_HSI_CALIBRATION_VALUE(VALUE) ((VALUE) <= 0x1F) #define IS_RCC_MSI_CALIBRATION_VALUE(VALUE) ((VALUE) <= 0x3F) /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /* Exported functions ------------------------------------------------------- */ /* Function used to set the RCC clock configuration to the default reset state */ void RCC_DeInit(void); /* Internal/external clocks, PLL, CSS and MCO configuration functions *********/ void RCC_HSEConfig(uint8_t RCC_HSE); ErrorStatus RCC_WaitForHSEStartUp(void); void RCC_MSIRangeConfig(uint32_t RCC_MSIRange); void RCC_AdjustMSICalibrationValue(uint8_t MSICalibrationValue); void RCC_MSICmd(FunctionalState NewState); void RCC_AdjustHSICalibrationValue(uint8_t HSICalibrationValue); void RCC_HSICmd(FunctionalState NewState); void RCC_LSEConfig(uint8_t RCC_LSE); void RCC_LSICmd(FunctionalState NewState); void RCC_PLLConfig(uint8_t RCC_PLLSource, uint8_t RCC_PLLMul, uint8_t RCC_PLLDiv); void RCC_PLLCmd(FunctionalState NewState); void RCC_ClockSecuritySystemCmd(FunctionalState NewState); void RCC_LSEClockSecuritySystemCmd(FunctionalState NewState); void RCC_MCOConfig(uint8_t RCC_MCOSource, uint8_t RCC_MCODiv); /* System, AHB and APB busses clocks configuration functions ******************/ void RCC_SYSCLKConfig(uint32_t RCC_SYSCLKSource); uint8_t RCC_GetSYSCLKSource(void); void RCC_HCLKConfig(uint32_t RCC_SYSCLK); void RCC_PCLK1Config(uint32_t RCC_HCLK); void RCC_PCLK2Config(uint32_t RCC_HCLK); void RCC_GetClocksFreq(RCC_ClocksTypeDef* RCC_Clocks); /* Peripheral clocks configuration functions **********************************/ void RCC_RTCCLKConfig(uint32_t RCC_RTCCLKSource); void RCC_RTCCLKCmd(FunctionalState NewState); void RCC_RTCResetCmd(FunctionalState NewState); void RCC_AHBPeriphClockCmd(uint32_t RCC_AHBPeriph, FunctionalState NewState); void RCC_APB2PeriphClockCmd(uint32_t RCC_APB2Periph, FunctionalState NewState); void RCC_APB1PeriphClockCmd(uint32_t RCC_APB1Periph, FunctionalState NewState); void RCC_AHBPeriphResetCmd(uint32_t RCC_AHBPeriph, FunctionalState NewState); void RCC_APB2PeriphResetCmd(uint32_t RCC_APB2Periph, FunctionalState NewState); void RCC_APB1PeriphResetCmd(uint32_t RCC_APB1Periph, FunctionalState NewState); void RCC_AHBPeriphClockLPModeCmd(uint32_t RCC_AHBPeriph, FunctionalState NewState); void RCC_APB2PeriphClockLPModeCmd(uint32_t RCC_APB2Periph, FunctionalState NewState); void RCC_APB1PeriphClockLPModeCmd(uint32_t RCC_APB1Periph, FunctionalState NewState); /* Interrupts and flags management functions **********************************/ void RCC_ITConfig(uint8_t RCC_IT, FunctionalState NewState); FlagStatus RCC_GetFlagStatus(uint8_t RCC_FLAG); void RCC_ClearFlag(void); ITStatus RCC_GetITStatus(uint8_t RCC_IT); void RCC_ClearITPendingBit(uint8_t RCC_IT); #ifdef __cplusplus } #endif #endif /* __STM32L1xx_RCC_H */ /** * @} */ /** * @} */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/