165 lines
4.4 KiB
C
165 lines
4.4 KiB
C
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#ifndef __CH57x_CLK_H__
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#define __CH57x_CLK_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "CH579SFR.h"
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#include "core_cm0.h"
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typedef enum
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{
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CLK_SOURCE_LSI = 0,
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CLK_SOURCE_LSE,
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CLK_SOURCE_HSE_32MHz,
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CLK_SOURCE_HSE_16MHz,
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CLK_SOURCE_HSE_8MHz,
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CLK_SOURCE_HSI_32MHz, //上电默认情况
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CLK_SOURCE_HSI_16MHz,
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CLK_SOURCE_HSI_8MHz,
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CLK_SOURCE_PLL_40MHz,
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CLK_SOURCE_PLL_32MHz,
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CLK_SOURCE_PLL_24MHz,
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CLK_SOURCE_PLL_20MHz,
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CLK_SOURCE_PLL_16MHz,
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}SYS_CLKTypeDef;
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typedef enum
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{
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Clk32M_HSI = 0,
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Clk32M_HSE,
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}HClk32MTypeDef;
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typedef enum
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{
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Clk32K_LSI = 0,
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Clk32K_LSE,
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}LClk32KTypeDef;
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typedef enum
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{
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HSE_RCur_75 = 0,
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HSE_RCur_100,
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HSE_RCur_125,
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HSE_RCur_150
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}HSECurrentTypeDef;
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typedef enum
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{
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HSECap_10p = 0,
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HSECap_12p, HSECap_14p, HSECap_16p, HSECap_18p,
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HSECap_20p, HSECap_22p, HSECap_24p
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}HSECapTypeDef;
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typedef enum
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{
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LSE_RCur_70 = 0,
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LSE_RCur_100,
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LSE_RCur_140,
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LSE_RCur_200
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}LSECurrentTypeDef;
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typedef enum
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{
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LSECap_2p = 0,
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LSECap_13p, LSECap_14p, LSECap_15p, LSECap_16p,
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LSECap_17p, LSECap_18p, LSECap_19p, LSECap_20p,
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LSECap_21p, LSECap_22p, LSECap_23p, LSECap_24p,
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LSECap_25p, LSECap_26p, LSECap_27p
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}LSECapTypeDef;
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#define MAX_DAY 0x00004000
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#define MAX_2_SEC 0x0000A8C0
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//#define MAX_SEC 0x545FFFFF
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#define BEGYEAR 2020
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#define IsLeapYear(yr) (!((yr) % 400) || (((yr) % 100) && !((yr) % 4)))
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#define YearLength(yr) (IsLeapYear(yr) ? 366 : 365)
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#define monthLength(lpyr,mon) ((mon==1) ? (28+lpyr) : ((mon>6) ? ((mon&1)?31:30) : ((mon&1)?30:31)))
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/**
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* @brief rtc timer mode period define
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*/
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typedef enum
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{
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Period_0_125_S = 0, // 0.125s 周期
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Period_0_25_S, // 0.25s 周期
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Period_0_5_S, // 0.5s 周期
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Period_1_S, // 1s 周期
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Period_2_S, // 2s 周期
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Period_4_S, // 4s 周期
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Period_8_S, // 8s 周期
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Period_16_S, // 16s 周期
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}RTC_TMRCycTypeDef;
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/**
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* @brief rtc interrupt event define
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*/
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typedef enum
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{
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RTC_TRIG_EVENT = 0, // RTC 触发事件
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RTC_TMR_EVENT, // RTC 周期定时事件
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}RTC_EVENTTypeDef;
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/**
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* @brief rtc interrupt event define
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*/
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typedef enum
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{
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RTC_TRIG_MODE = 0, // RTC 触发模式
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RTC_TMR_MODE, // RTC 周期定时模式
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}RTC_MODETypeDef;
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void SystemInit(void); /* 系统时钟初始化 */
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void SetSysClock( SYS_CLKTypeDef sc); /* 重设系统运行时钟 */
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UINT32 GetSysClock( void ); /* 获取当前系统时钟 */
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void HClk32M_Select( HClk32MTypeDef hc); /* 32M 高频时钟来源 */
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void LClk32K_Select( LClk32KTypeDef hc); /* 32K 低频时钟来源 */
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void HSECFG_Current( HSECurrentTypeDef c ); /* HSE晶体 偏置电流配置 */
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void HSECFG_Capacitance( HSECapTypeDef c ); /* HSE晶体 负载电容配置 */
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void LSECFG_Current( LSECurrentTypeDef c ); /* LSE晶体 偏置电流配置 */
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void LSECFG_Capacitance( LSECapTypeDef c ); /* LSE晶体 负载电容配置 */
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UINT16 Calibration_LSI( void ); /* 外部32M时钟校准内部32K时钟 */
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void RTC_InitTime( UINT16 y, UINT16 mon, UINT16 d, UINT16 h, UINT16 m, UINT16 s ); /* RTC时钟初始化当前时间 */
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void RTC_GetTime( PUINT16 py, PUINT16 pmon, PUINT16 pd, PUINT16 ph, PUINT16 pm, PUINT16 ps ); /* 获取当前时间 */
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void RTC_SetCycle32k( UINT32 cyc ); /* 基于LSE/LSI时钟，配置当前RTC 周期数 */
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UINT32 RTC_GetCycle32k( void ); /* 基于LSE/LSI时钟，获取当前RTC 周期数 */
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void RTC_TRIGFunCfg( UINT32 cyc ); /* RTC触发模式配置间隔时间,基于LSE/LSI时钟，匹配周期数 */
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void RTC_TMRFunCfg( RTC_TMRCycTypeDef t ); /* RTC定时模式配置 */
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void RTC_ModeFunDisable( RTC_MODETypeDef m ); /* RTC 模式功能关闭 */
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UINT8 RTC_GetITFlag( RTC_EVENTTypeDef f ); /* 获取RTC中断标志 */
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void RTC_ClearITFlag( RTC_EVENTTypeDef f ); /* 清除RTC中断标志 */
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#ifdef __cplusplus
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}
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#endif
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#endif // __CH57x_CLK_H__
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