📄 rcc.h
字号:
/******************** COPYRIGHT*************************************************
* File Name : rcc.h
* Author :
* Version : V2.0.1
* Date : 03/31/2009
* Description : This file contains all the functions prototypes for the
* RCC firmware library.
********************************************************************************
* 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.
*******************************************************************************/
/* *****************Define to prevent recursive inclusion -------------------------------------*/
#ifndef __RCC_H
#define __RCC_H
/**************************include header********************************************/
#include "..\header\stm32f10x_reg.h"
/**************************************************************************/
#define RCC_HSE_OFF ((u32)0x00000000)
#define RCC_HSE_ON ((u32)0x00010000)
#define RCC_HSE_Bypass ((u32)0x00040000)
#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 0
#define RCC_PLLSource_HSE_Div1 1
#define RCC_PLLSource_HSE_Div2 3
#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 2
#define RCC_PLLMul_3 3
#define RCC_PLLMul_4 4
#define RCC_PLLMul_5 5
#define RCC_PLLMul_6 6
#define RCC_PLLMul_7 7
#define RCC_PLLMul_8 8
#define RCC_PLLMul_9 9
#define RCC_PLLMul_10 10
#define RCC_PLLMul_11 11
#define RCC_PLLMul_12 12
#define RCC_PLLMul_13 13
#define RCC_PLLMul_14 14
#define RCC_PLLMul_15 15
#define RCC_PLLMul_16 16
#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 0
#define RCC_SYSCLKSource_HSE 1
#define RCC_SYSCLKSource_PLLCLK 2
#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 0
#define RCC_SYSCLK_Div2 8
#define RCC_SYSCLK_Div4 9
#define RCC_SYSCLK_Div8 10
#define RCC_SYSCLK_Div16 12
#define RCC_SYSCLK_Div64 13
#define RCC_SYSCLK_Div128 14
#define RCC_SYSCLK_Div256 15
#define RCC_SYSCLK_Div512 16
#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 0
#define RCC_HCLK_Div2 4
#define RCC_HCLK_Div4 5
#define RCC_HCLK_Div8 6
#define RCC_HCLK_Div16 7
#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 0
#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_DMA1 ((u32)0x00000001)
#define RCC_AHBPeriph_DMA2 ((u32)0x00000002)
#define RCC_AHBPeriph_SRAM ((u32)0x00000004)
#define RCC_AHBPeriph_FLITF ((u32)0x00000010)
#define RCC_AHBPeriph_CRC ((u32)0x00000040)
#define RCC_AHBPeriph_FSMC ((u32)0x00000100)
#define RCC_AHBPeriph_SDIO ((u32)0x00000400)
#define IS_RCC_AHB_PERIPH(PERIPH) ((((PERIPH) & 0xFFFFFAA8) == 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_GPIOF ((u32)0x00000080)
#define RCC_APB2Periph_GPIOG ((u32)0x00000100)
#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_TIM8 ((u32)0x00002000)
#define RCC_APB2Periph_USART1 ((u32)0x00004000)
#define RCC_APB2Periph_ADC3 ((u32)0x00008000)
#define RCC_APB2Periph_ALL ((u32)0x0000FFFD)
#define IS_RCC_APB2_PERIPH(PERIPH) ((((PERIPH) & 0xFFFF0002) == 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_TIM5 ((u32)0x00000008)
#define RCC_APB1Periph_TIM6 ((u32)0x00000010)
#define RCC_APB1Periph_TIM7 ((u32)0x00000020)
#define RCC_APB1Periph_WWDG ((u32)0x00000800)
#define RCC_APB1Periph_SPI2 ((u32)0x00004000)
#define RCC_APB1Periph_SPI3 ((u32)0x00008000)
#define RCC_APB1Periph_USART2 ((u32)0x00020000)
#define RCC_APB1Periph_USART3 ((u32)0x00040000)
#define RCC_APB1Periph_UART4 ((u32)0x00080000)
#define RCC_APB1Periph_UART5 ((u32)0x00100000)
#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_DAC ((u32)0x20000000)
#define RCC_APB1Periph_ALL ((u32)0x3AFEC83F)
#define IS_RCC_APB1_PERIPH(PERIPH) ((((PERIPH) & 0xC50137C0) == 0x00) && ((PERIPH) != 0x00))
/* Clock source to output on MCO pin */
#define RCC_MCO_NoClock 0
#define RCC_MCO_SYSCLK 4
#define RCC_MCO_HSI 5
#define RCC_MCO_HSE 6
#define RCC_MCO_PLLCLK_Div2 7
#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 ------------------------------------------------------- */
extern u32 rcc_intialize(void);
#endif /* __STM32F10x_RCC_H */
/******************* ************END OF FILE**********************************/
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -