字號(hào):
/**
******************************************************************************
* @file stm32f10x_rcc.h
* @author MCD Application Team
* @version V3.5.0
* @date 11-March-2011
* @brief This file contains all the functions prototypes for the RCC firmware
* library.
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE 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 FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F10x_RCC_H
#define __STM32F10x_RCC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x.h"
/** @addtogroup STM32F10x_StdPeriph_Driver
* @{
*/
/** @addtogroup RCC
* @{
*/
/** @defgroup RCC_Exported_Types
* @{
*/
typedef struct
{
uint32_t SYSCLK_Frequency; /*!< returns SYSCLK clock frequency expressed in Hz */
uint32_t HCLK_Frequency; /*!< returns HCLK clock frequency expressed in Hz */
uint32_t PCLK1_Frequency; /*!< returns PCLK1 clock frequency expressed in Hz */
uint32_t PCLK2_Frequency; /*!< returns PCLK2 clock frequency expressed in Hz */
uint32_t ADCCLK_Frequency; /*!< returns ADCCLK clock frequency expressed in Hz */
}RCC_ClocksTypeDef;
/**
* @}
*/
/** @defgroup RCC_Exported_Constants
* @{
*/
/** @defgroup HSE_configuration
* @{
*/
#define RCC_HSE_OFF ((uint32_t)0x00000000)
#define RCC_HSE_ON ((uint32_t)0x00010000)
#define RCC_HSE_Bypass ((uint32_t)0x00040000)
#define IS_RCC_HSE(HSE) (((HSE) == RCC_HSE_OFF) || ((HSE) == RCC_HSE_ON) || \
((HSE) == RCC_HSE_Bypass))
/**
* @}
*/
/** @defgroup PLL_entry_clock_source
* @{
*/
#define RCC_PLLSource_HSI_Div2 ((uint32_t)0x00000000)
#if !defined (STM32F10X_LD_VL) && !defined (STM32F10X_MD_VL) && !defined (STM32F10X_HD_VL) && !defined (STM32F10X_CL)
#define RCC_PLLSource_HSE_Div1 ((uint32_t)0x00010000)
#define RCC_PLLSource_HSE_Div2 ((uint32_t)0x00030000)
#define IS_RCC_PLL_SOURCE(SOURCE) (((SOURCE) == RCC_PLLSource_HSI_Div2) || \
((SOURCE) == RCC_PLLSource_HSE_Div1) || \
((SOURCE) == RCC_PLLSource_HSE_Div2))
#else
#define RCC_PLLSource_PREDIV1 ((uint32_t)0x00010000)
#define IS_RCC_PLL_SOURCE(SOURCE) (((SOURCE) == RCC_PLLSource_HSI_Div2) || \
((SOURCE) == RCC_PLLSource_PREDIV1))
#endif /* STM32F10X_CL */
/**
* @}
*/
/** @defgroup PLL_multiplication_factor
* @{
*/
#ifndef STM32F10X_CL
#define RCC_PLLMul_2 ((uint32_t)0x00000000)
#define RCC_PLLMul_3 ((uint32_t)0x00040000)
#define RCC_PLLMul_4 ((uint32_t)0x00080000)
#define RCC_PLLMul_5 ((uint32_t)0x000C0000)
#define RCC_PLLMul_6 ((uint32_t)0x00100000)
#define RCC_PLLMul_7 ((uint32_t)0x00140000)
#define RCC_PLLMul_8 ((uint32_t)0x00180000)
#define RCC_PLLMul_9 ((uint32_t)0x001C0000)
#define RCC_PLLMul_10 ((uint32_t)0x00200000)
#define RCC_PLLMul_11 ((uint32_t)0x00240000)
#define RCC_PLLMul_12 ((uint32_t)0x00280000)
#define RCC_PLLMul_13 ((uint32_t)0x002C0000)
#define RCC_PLLMul_14 ((uint32_t)0x00300000)
#define RCC_PLLMul_15 ((uint32_t)0x00340000)
#define RCC_PLLMul_16 ((uint32_t)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))
#else
#define RCC_PLLMul_4 ((uint32_t)0x00080000)
#define RCC_PLLMul_5 ((uint32_t)0x000C0000)
#define RCC_PLLMul_6 ((uint32_t)0x00100000)
#define RCC_PLLMul_7 ((uint32_t)0x00140000)
#define RCC_PLLMul_8 ((uint32_t)0x00180000)
#define RCC_PLLMul_9 ((uint32_t)0x001C0000)
#define RCC_PLLMul_6_5 ((uint32_t)0x00340000)
#define IS_RCC_PLL_MUL(MUL) (((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_6_5))
#endif /* STM32F10X_CL */
/**
* @}
*/
/** @defgroup PREDIV1_division_factor
* @{
*/
#if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL) || defined (STM32F10X_HD_VL) || defined (STM32F10X_CL)
#define RCC_PREDIV1_Div1 ((uint32_t)0x00000000)
#define RCC_PREDIV1_Div2 ((uint32_t)0x00000001)
#define RCC_PREDIV1_Div3 ((uint32_t)0x00000002)
#define RCC_PREDIV1_Div4 ((uint32_t)0x00000003)
#define RCC_PREDIV1_Div5 ((uint32_t)0x00000004)
#define RCC_PREDIV1_Div6 ((uint32_t)0x00000005)
#define RCC_PREDIV1_Div7 ((uint32_t)0x00000006)
#define RCC_PREDIV1_Div8 ((uint32_t)0x00000007)
#define RCC_PREDIV1_Div9 ((uint32_t)0x00000008)
#define RCC_PREDIV1_Div10 ((uint32_t)0x00000009)
#define RCC_PREDIV1_Div11 ((uint32_t)0x0000000A)
#define RCC_PREDIV1_Div12 ((uint32_t)0x0000000B)
#define RCC_PREDIV1_Div13 ((uint32_t)0x0000000C)
#define RCC_PREDIV1_Div14 ((uint32_t)0x0000000D)
#define RCC_PREDIV1_Div15 ((uint32_t)0x0000000E)
#define RCC_PREDIV1_Div16 ((uint32_t)0x0000000F)
#define IS_RCC_PREDIV1(PREDIV1) (((PREDIV1) == RCC_PREDIV1_Div1) || ((PREDIV1) == RCC_PREDIV1_Div2) || \
((PREDIV1) == RCC_PREDIV1_Div3) || ((PREDIV1) == RCC_PREDIV1_Div4) || \
((PREDIV1) == RCC_PREDIV1_Div5) || ((PREDIV1) == RCC_PREDIV1_Div6) || \
((PREDIV1) == RCC_PREDIV1_Div7) || ((PREDIV1) == RCC_PREDIV1_Div8) || \
((PREDIV1) == RCC_PREDIV1_Div9) || ((PREDIV1) == RCC_PREDIV1_Div10) || \
((PREDIV1) == RCC_PREDIV1_Div11) || ((PREDIV1) == RCC_PREDIV1_Div12) || \
((PREDIV1) == RCC_PREDIV1_Div13) || ((PREDIV1) == RCC_PREDIV1_Div14) || \
((PREDIV1) == RCC_PREDIV1_Div15) || ((PREDIV1) == RCC_PREDIV1_Div16))
#endif
/**
* @}
*/
/** @defgroup PREDIV1_clock_source
* @{
*/
#ifdef STM32F10X_CL
/* PREDIV1 clock source (for STM32 connectivity line devices) */
#define RCC_PREDIV1_Source_HSE ((uint32_t)0x00000000)
#define RCC_PREDIV1_Source_PLL2 ((uint32_t)0x00010000)
#define IS_RCC_PREDIV1_SOURCE(SOURCE) (((SOURCE) == RCC_PREDIV1_Source_HSE) || \
((SOURCE) == RCC_PREDIV1_Source_PLL2))
#elif defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL) || defined (STM32F10X_HD_VL)
/* PREDIV1 clock source (for STM32 Value line devices) */
#define RCC_PREDIV1_Source_HSE ((uint32_t)0x00000000)
#define IS_RCC_PREDIV1_SOURCE(SOURCE) (((SOURCE) == RCC_PREDIV1_Source_HSE))
#endif
/**
* @}
*/
#ifdef STM32F10X_CL
/** @defgroup PREDIV2_division_factor
* @{
*/
#define RCC_PREDIV2_Div1 ((uint32_t)0x00000000)
#define RCC_PREDIV2_Div2 ((uint32_t)0x00000010)
#define RCC_PREDIV2_Div3 ((uint32_t)0x00000020)
#define RCC_PREDIV2_Div4 ((uint32_t)0x00000030)
#define RCC_PREDIV2_Div5 ((uint32_t)0x00000040)
#define RCC_PREDIV2_Div6 ((uint32_t)0x00000050)
#define RCC_PREDIV2_Div7 ((uint32_t)0x00000060)
#define RCC_PREDIV2_Div8 ((uint32_t)0x00000070)
#define RCC_PREDIV2_Div9 ((uint32_t)0x00000080)
#define RCC_PREDIV2_Div10 ((uint32_t)0x00000090)
#define RCC_PREDIV2_Div11 ((uint32_t)0x000000A0)
#define RCC_PREDIV2_Div12 ((uint32_t)0x000000B0)
#define RCC_PREDIV2_Div13 ((uint32_t)0x000000C0)
#define RCC_PREDIV2_Div14 ((uint32_t)0x000000D0)
#define RCC_PREDIV2_Div15 ((uint32_t)0x000000E0)
#define RCC_PREDIV2_Div16 ((uint32_t)0x000000F0)
#define IS_RCC_PREDIV2(PREDIV2) (((PREDIV2) == RCC_PREDIV2_Div1) || ((PREDIV2) == RCC_PREDIV2_Div2) || \
((PREDIV2) == RCC_PREDIV2_Div3) || ((PREDIV2) == RCC_PREDIV2_Div4) || \
((PREDIV2) == RCC_PREDIV2_Div5) || ((PREDIV2) == RCC_PREDIV2_Div6) || \
((PREDIV2) == RCC_PREDIV2_Div7) || ((PREDIV2) == RCC_PREDIV2_Div8) || \
((PREDIV2) == RCC_PREDIV2_Div9) || ((PREDIV2) == RCC_PREDIV2_Div10) || \
((PREDIV2) == RCC_PREDIV2_Div11) || ((PREDIV2) == RCC_PREDIV2_Div12) || \
((PREDIV2) == RCC_PREDIV2_Div13) || ((PREDIV2) == RCC_PREDIV2_Div14) || \
((PREDIV2) == RCC_PREDIV2_Div15) || ((PREDIV2) == RCC_PREDIV2_Div16))
/**
* @}
*/
/** @defgroup PLL2_multiplication_factor
* @{
*/
#define RCC_PLL2Mul_8 ((uint32_t)0x00000600)
#define RCC_PLL2Mul_9 ((uint32_t)0x00000700)
#define RCC_PLL2Mul_10 ((uint32_t)0x00000800)
#define RCC_PLL2Mul_11 ((uint32_t)0x00000900)
#define RCC_PLL2Mul_12 ((uint32_t)0x00000A00)
#define RCC_PLL2Mul_13 ((uint32_t)0x00000B00)
#define RCC_PLL2Mul_14 ((uint32_t)0x00000C00)
#define RCC_PLL2Mul_16 ((uint32_t)0x00000E00)
#define RCC_PLL2Mul_20 ((uint32_t)0x00000F00)
#define IS_RCC_PLL2_MUL(MUL) (((MUL) == RCC_PLL2Mul_8) || ((MUL) == RCC_PLL2Mul_9) || \
((MUL) == RCC_PLL2Mul_10) || ((MUL) == RCC_PLL2Mul_11) || \
((MUL) == RCC_PLL2Mul_12) || ((MUL) == RCC_PLL2Mul_13) || \
((MUL) == RCC_PLL2Mul_14) || ((MUL) == RCC_PLL2Mul_16) || \
((MUL) == RCC_PLL2Mul_20))
/**
* @}
*/
/** @defgroup PLL3_multiplication_factor
* @{
*/
#define RCC_PLL3Mul_8 ((uint32_t)0x00006000)
#define RCC_PLL3Mul_9 ((uint32_t)0x00007000)
#define RCC_PLL3Mul_10 ((uint32_t)0x00008000)
#define RCC_PLL3Mul_12 ((uint32_t)0x0000A000)
#define RCC_PLL3Mul_13 ((uint32_t)0x0000B000)
#define RCC_PLL3Mul_14 ((uint32_t)0x0000C000)
#define RCC_PLL3Mul_16 ((uint32_t)0x0000E000)
#define RCC_PLL3Mul_20 ((uint32_t)0x0000F000)
#define IS_RCC_PLL3_MUL(MUL) (((MUL) == RCC_PLL3Mul_8) || ((MUL) == RCC_PLL3Mul_9) || \
((MUL) == RCC_PLL3Mul_10) || ((MUL) == RCC_PLL3Mul_11) || \
((MUL) == RCC_PLL3Mul_12) || ((MUL) == RCC_PLL3Mul_13) || \
((MUL) == RCC_PLL3Mul_14) || ((MUL) == RCC_PLL3Mul_16) || \
((MUL) == RCC_PLL3Mul_20))
/**
* @}
*/
#endif /* STM32F10X_CL */
/** @defgroup System_clock_source
* @{
*/
#define RCC_SYSCLKSource_HSI ((uint32_t)0x00000000)
#define RCC_SYSCLKSource_HSE ((uint32_t)0x00000001)
#define RCC_SYSCLKSource_PLLCLK ((uint32_t)0x00000002)
#define IS_RCC_SYSCLK_SOURCE(SOURCE) (((SOURCE) == RCC_SYSCLKSource_HSI) || \
((SOURCE) == RCC_SYSCLKSource_HSE) || \
((SOURCE) == RCC_SYSCLKSource_PLLCLK))
/**
* @}
*/
/** @defgroup AHB_clock_source
* @{
*/
#define RCC_SYSCLK_Div1 ((uint32_t)0x00000000)
#define RCC_SYSCLK_Div2 ((uint32_t)0x00000080)
#define RCC_SYSCLK_Div4 ((uint32_t)0x00000090)
#define RCC_SYSCLK_Div8 ((uint32_t)0x000000A0)
#define RCC_SYSCLK_Div16 ((uint32_t)0x000000B0)
#define RCC_SYSCLK_Div64 ((uint32_t)0x000000C0)
#define RCC_SYSCLK_Div128 ((uint32_t)0x000000D0)
#define RCC_SYSCLK_Div256 ((uint32_t)0x000000E0)
#define RCC_SYSCLK_Div512 ((uint32_t)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))
/**
* @}
*/
/** @defgroup APB1_APB2_clock_source
* @{
*/
#define RCC_HCLK_Div1 ((uint32_t)0x00000000)
#define RCC_HCLK_Div2 ((uint32_t)0x00000400)
#define RCC_HCLK_Div4 ((uint32_t)0x00000500)
#define RCC_HCLK_Div8 ((uint32_t)0x00000600)
#define RCC_HCLK_Div16 ((uint32_t)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))
/**
* @}
*/
/** @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_CSS ((uint8_t)0x80)
#ifndef STM32F10X_CL
#define IS_RCC_IT(IT) ((((IT) & (uint8_t)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) & (uint8_t)0x60) == 0x00) && ((IT) != 0x00))
#else
#define RCC_IT_PLL2RDY ((uint8_t)0x20)
#define RCC_IT_PLL3RDY ((uint8_t)0x40)
#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_CSS) || \
((IT) == RCC_IT_PLL2RDY) || ((IT) == RCC_IT_PLL3RDY))
#define IS_RCC_CLEAR_IT(IT) ((IT) != 0x00)
#endif /* STM32F10X_CL */
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -