/******************** (C) COPYRIGHT 2007 STMicroelectronics ******************** * File Name : stm32f10x_rcc.h * Author : MCD Application Team * Date First Issued : 09/29/2006 * Description : This file contains all the functions prototypes for the * RCC firmware library. ******************************************************************************** * History: * 04/02/2007: V0.2 * 02/05/2007: V0.1 * 09/29/2006: V0.01 ******************************************************************************** * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. *******************************************************************************/ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F10x_RCC_H #define __STM32F10x_RCC_H /* Includes ------------------------------------------------------------------*/ #include "stm32f10x_map.h" /* Exported types ------------------------------------------------------------*/ typedef struct { u32 SYSCLK_Frequency; u32 HCLK_Frequency; u32 PCLK1_Frequency; u32 PCLK2_Frequency; u32 ADCCLK_Frequency; }RCC_ClocksTypeDef; /* Exported constants --------------------------------------------------------*/ /* HSE configuration */ #define RCC_HSE_OFF ((u32)0x00000000) #define RCC_HSE_ON ((u32)0x00010000) #define RCC_HSE_Bypass ((u32)0x00040000) #define IS_RCC_HSE(HSE) ((HSE == RCC_HSE_OFF) || (HSE == RCC_HSE_ON) || \ (HSE == RCC_HSE_Bypass)) /* PLL entry clock source */ #define RCC_PLLSource_HSI_Div2 ((u32)0x00000000) #define RCC_PLLSource_HSE_Div1 ((u32)0x00010000) #define RCC_PLLSource_HSE_Div2 ((u32)0x00030000) #define IS_RCC_PLL_SOURCE(SOURCE) ((SOURCE == RCC_PLLSource_HSI_Div2) || \ (SOURCE == RCC_PLLSource_HSE_Div1) || \ (SOURCE == RCC_PLLSource_HSE_Div2)) /* PLL multiplication factor */ #define RCC_PLLMul_2 ((u32)0x00000000) #define RCC_PLLMul_3 ((u32)0x00040000) #define RCC_PLLMul_4 ((u32)0x00080000) #define RCC_PLLMul_5 ((u32)0x000C0000) #define RCC_PLLMul_6 ((u32)0x00100000) #define RCC_PLLMul_7 ((u32)0x00140000) #define RCC_PLLMul_8 ((u32)0x00180000) #define RCC_PLLMul_9 ((u32)0x001C0000) #define RCC_PLLMul_10 ((u32)0x00200000) #define RCC_PLLMul_11 ((u32)0x00240000) #define RCC_PLLMul_12 ((u32)0x00280000) #define RCC_PLLMul_13 ((u32)0x002C0000) #define RCC_PLLMul_14 ((u32)0x00300000) #define RCC_PLLMul_15 ((u32)0x00340000) #define RCC_PLLMul_16 ((u32)0x00380000) #define IS_RCC_PLL_MUL(MUL) ((MUL == RCC_PLLMul_2) || (MUL == RCC_PLLMul_3) ||\ (MUL == RCC_PLLMul_4) || (MUL == RCC_PLLMul_5) ||\ (MUL == RCC_PLLMul_6) || (MUL == RCC_PLLMul_7) ||\ (MUL == RCC_PLLMul_8) || (MUL == RCC_PLLMul_9) ||\ (MUL == RCC_PLLMul_10) || (MUL == RCC_PLLMul_11) ||\ (MUL == RCC_PLLMul_12) || (MUL == RCC_PLLMul_13) ||\ (MUL == RCC_PLLMul_14) || (MUL == RCC_PLLMul_15) ||\ (MUL == RCC_PLLMul_16)) /* System clock source */ #define RCC_SYSCLKSource_HSI ((u32)0x00000000) #define RCC_SYSCLKSource_HSE ((u32)0x00000001) #define RCC_SYSCLKSource_PLLCLK ((u32)0x00000002) #define IS_RCC_SYSCLK_SOURCE(SOURCE) ((SOURCE == RCC_SYSCLKSource_HSI) || \ (SOURCE == RCC_SYSCLKSource_HSE) || \ (SOURCE == RCC_SYSCLKSource_PLLCLK)) /* AHB clock source */ #define RCC_SYSCLK_Div1 ((u32)0x00000000) #define RCC_SYSCLK_Div2 ((u32)0x00000080) #define RCC_SYSCLK_Div4 ((u32)0x00000090) #define RCC_SYSCLK_Div8 ((u32)0x000000A0) #define RCC_SYSCLK_Div16 ((u32)0x000000B0) #define RCC_SYSCLK_Div64 ((u32)0x000000C0) #define RCC_SYSCLK_Div128 ((u32)0x000000D0) #define RCC_SYSCLK_Div256 ((u32)0x000000E0) #define RCC_SYSCLK_Div512 ((u32)0x000000F0) #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)) /* APB1/APB2 clock source */ #define RCC_HCLK_Div1 ((u32)0x00000000) #define RCC_HCLK_Div2 ((u32)0x00000400) #define RCC_HCLK_Div4 ((u32)0x00000500) #define RCC_HCLK_Div8 ((u32)0x00000600) #define RCC_HCLK_Div16 ((u32)0x00000700) #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)) /* RCC Interrupt source */ #define RCC_IT_LSIRDY ((u8)0x01) #define RCC_IT_LSERDY ((u8)0x02) #define RCC_IT_HSIRDY ((u8)0x04) #define RCC_IT_HSERDY ((u8)0x08) #define RCC_IT_PLLRDY ((u8)0x10) #define RCC_IT_CSS ((u8)0x80) #define IS_RCC_IT(IT) (((IT & (u8)0xE0) == 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_CSS)) #define IS_RCC_CLEAR_IT(IT) (((IT & (u8)0x60) == 0x00) && (IT != 0x00)) /* USB clock source */ #define RCC_USBCLKSource_PLLCLK_1Div5 ((u8)0x00) #define RCC_USBCLKSource_PLLCLK_Div1 ((u8)0x01) #define IS_RCC_USBCLK_SOURCE(SOURCE) ((SOURCE == RCC_USBCLKSource_PLLCLK_1Div5) || \ (SOURCE == RCC_USBCLKSource_PLLCLK_Div1)) /* ADC clock source */ #define RCC_PCLK2_Div2 ((u32)0x00000000) #define RCC_PCLK2_Div4 ((u32)0x00004000) #define RCC_PCLK2_Div6 ((u32)0x00008000) #define RCC_PCLK2_Div8 ((u32)0x0000C000) #define IS_RCC_ADCCLK(ADCCLK) ((ADCCLK == RCC_PCLK2_Div2) || (ADCCLK == RCC_PCLK2_Div4) || \ (ADCCLK == RCC_PCLK2_Div6) || (ADCCLK == RCC_PCLK2_Div8)) /* LSE configuration */ #define RCC_LSE_OFF ((u8)0x00) #define RCC_LSE_ON ((u8)0x01) #define RCC_LSE_Bypass ((u8)0x04) #define IS_RCC_LSE(LSE) ((LSE == RCC_LSE_OFF) || (LSE == RCC_LSE_ON) || \ (LSE == RCC_LSE_Bypass)) /* RTC clock source */ #define RCC_RTCCLKSource_LSE ((u32)0x00000100) #define RCC_RTCCLKSource_LSI ((u32)0x00000200) #define RCC_RTCCLKSource_HSE_Div128 ((u32)0x00000300) #define IS_RCC_RTCCLK_SOURCE(SOURCE) ((SOURCE == RCC_RTCCLKSource_LSE) || \ (SOURCE == RCC_RTCCLKSource_LSI) || \ (SOURCE == RCC_RTCCLKSource_HSE_Div128)) /* AHB peripheral */ #define RCC_AHBPeriph_DMA ((u32)0x00000001) #define RCC_AHBPeriph_SRAM ((u32)0x00000004) #define RCC_AHBPeriph_FLITF ((u32)0x00000010) #define IS_RCC_AHB_PERIPH(PERIPH) (((PERIPH & 0xFFFFFFEA) == 0x00) && (PERIPH != 0x00)) /* APB2 peripheral */ #define RCC_APB2Periph_AFIO ((u32)0x00000001) #define RCC_APB2Periph_GPIOA ((u32)0x00000004) #define RCC_APB2Periph_GPIOB ((u32)0x00000008) #define RCC_APB2Periph_GPIOC ((u32)0x00000010) #define RCC_APB2Periph_GPIOD ((u32)0x00000020) #define RCC_APB2Periph_GPIOE ((u32)0x00000040) #define RCC_APB2Periph_ADC1 ((u32)0x00000200) #define RCC_APB2Periph_ADC2 ((u32)0x00000400) #define RCC_APB2Periph_TIM1 ((u32)0x00000800) #define RCC_APB2Periph_SPI1 ((u32)0x00001000) #define RCC_APB2Periph_USART1 ((u32)0x00004000) #define RCC_APB2Periph_ALL ((u32)0x00005E7D) #define IS_RCC_APB2_PERIPH(PERIPH) (((PERIPH & 0xFFFFA182) == 0x00) && (PERIPH != 0x00)) /* APB1 peripheral */ #define RCC_APB1Periph_TIM2 ((u32)0x00000001) #define RCC_APB1Periph_TIM3 ((u32)0x00000002) #define RCC_APB1Periph_TIM4 ((u32)0x00000004) #define RCC_APB1Periph_WWDG ((u32)0x00000800) #define RCC_APB1Periph_SPI2 ((u32)0x00004000) #define RCC_APB1Periph_USART2 ((u32)0x00020000) #define RCC_APB1Periph_USART3 ((u32)0x00040000) #define RCC_APB1Periph_I2C1 ((u32)0x00200000) #define RCC_APB1Periph_I2C2 ((u32)0x00400000) #define RCC_APB1Periph_USB ((u32)0x00800000) #define RCC_APB1Periph_CAN ((u32)0x02000000) #define RCC_APB1Periph_BKP ((u32)0x08000000) #define RCC_APB1Periph_PWR ((u32)0x10000000) #define RCC_APB1Periph_ALL ((u32)0x1AE64807) #define IS_RCC_APB1_PERIPH(PERIPH) (((PERIPH & 0xE519B7F8) == 0x00) && (PERIPH != 0x00)) /* Clock source to output on MCO pin */ #define RCC_MCO_NoClock ((u8)0x00) #define RCC_MCO_SYSCLK ((u8)0x04) #define RCC_MCO_HSI ((u8)0x05) #define RCC_MCO_HSE ((u8)0x06) #define RCC_MCO_PLLCLK_Div2 ((u8)0x07) #define IS_RCC_MCO(MCO) ((MCO == RCC_MCO_NoClock) || (MCO == RCC_MCO_HSI) || \ (MCO == RCC_MCO_SYSCLK) || (MCO == RCC_MCO_HSE) || \ (MCO == RCC_MCO_PLLCLK_Div2)) /* RCC Flag */ #define RCC_FLAG_HSIRDY ((u8)0x20) #define RCC_FLAG_HSERDY ((u8)0x31) #define RCC_FLAG_PLLRDY ((u8)0x39) #define RCC_FLAG_LSERDY ((u8)0x41) #define RCC_FLAG_LSIRDY ((u8)0x61) #define RCC_FLAG_PINRST ((u8)0x7A) #define RCC_FLAG_PORRST ((u8)0x7B) #define RCC_FLAG_SFTRST ((u8)0x7C) #define RCC_FLAG_IWDGRST ((u8)0x7D) #define RCC_FLAG_WWDGRST ((u8)0x7E) #define RCC_FLAG_LPWRRST ((u8)0x7F) #define IS_RCC_FLAG(FLAG) ((FLAG == RCC_FLAG_HSIRDY) || (FLAG == RCC_FLAG_HSERDY) || \ (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)) #define IS_RCC_CALIBRATION_VALUE(VALUE) (VALUE <= 0x1F) /* Exported macro ------------------------------------------------------------*/ /* Exported functions ------------------------------------------------------- */ void RCC_DeInit(void); void RCC_HSEConfig(u32 RCC_HSE); void RCC_AdjustHSICalibrationValue(u8 HSICalibrationValue); void RCC_HSICmd(FunctionalState NewState); void RCC_PLLConfig(u32 RCC_PLLSource, u32 RCC_PLLMul); void RCC_PLLCmd(FunctionalState NewState); void RCC_SYSCLKConfig(u32 RCC_SYSCLKSource); u8 RCC_GetSYSCLKSource(void); void RCC_HCLKConfig(u32 RCC_HCLK); void RCC_PCLK1Config(u32 RCC_PCLK1); void RCC_PCLK2Config(u32 RCC_PCLK2); void RCC_ITConfig(u8 RCC_IT, FunctionalState NewState); void RCC_USBCLKConfig(u32 RCC_USBCLKSource); void RCC_ADCCLKConfig(u32 RCC_ADCCLK); void RCC_LSEConfig(u32 RCC_LSE); void RCC_LSICmd(FunctionalState NewState); void RCC_RTCCLKConfig(u32 RCC_RTCCLKSource); void RCC_RTCCLKCmd(FunctionalState NewState); void RCC_GetClocksFreq(RCC_ClocksTypeDef* RCC_Clocks); void RCC_AHBPeriphClockCmd(u32 RCC_AHBPeriph, FunctionalState NewState); void RCC_APB2PeriphClockCmd(u32 RCC_APB2Periph, FunctionalState NewState); void RCC_APB1PeriphClockCmd(u32 RCC_APB1Periph, FunctionalState NewState); void RCC_APB2PeriphResetCmd(u32 RCC_APB2Periph, FunctionalState NewState); void RCC_APB1PeriphResetCmd(u32 RCC_APB1Periph, FunctionalState NewState); void RCC_BackupResetCmd(FunctionalState NewState); void RCC_ClockSecuritySystemCmd(FunctionalState NewState); void RCC_MCOConfig(u8 RCC_MCO); FlagStatus RCC_GetFlagStatus(u8 RCC_FLAG); void RCC_ClearFlag(void); ITStatus RCC_GetITStatus(u8 RCC_IT); void RCC_ClearITPendingBit(u8 RCC_IT); #endif /* __STM32F10x_RCC_H */ /******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/