291 lines
6.4 KiB
C
291 lines
6.4 KiB
C
/********************************** (C) COPYRIGHT *******************************
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* File Name : CH59x_clk.h
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* Author : WCH
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* Version : V1.2
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* Date : 2021/11/17
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* Description
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*********************************************************************************
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* Attention: This software (modified or not) and binary are used for
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* microcontroller manufactured by Nanjing Qinheng Microelectronics.
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*******************************************************************************/
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#ifndef __CH59x_CLK_H__
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#define __CH59x_CLK_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief 系统主频定义
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*/
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typedef enum
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{
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CLK_SOURCE_LSI = 0x00,
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CLK_SOURCE_LSE,
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CLK_SOURCE_HSE_16MHz = 0x22,
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CLK_SOURCE_HSE_8MHz = 0x24,
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CLK_SOURCE_HSE_6_4MHz = 0x25,
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CLK_SOURCE_HSE_4MHz = 0x28,
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CLK_SOURCE_PLL_60MHz = 0x48,
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CLK_SOURCE_PLL_48MHz = (0x40 | 10),
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CLK_SOURCE_PLL_32MHz = (0x40 | 15),
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CLK_SOURCE_PLL_24MHz = (0x40 | 20),
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} SYS_CLKTypeDef;
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/**
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* @brief 32K时钟选择
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*/
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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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/**
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* @brief 32M晶振电流挡位
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*/
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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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/**
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* @brief 32M晶振内部电容挡位
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*/
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typedef enum
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{
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HSECap_10p = 0,
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HSECap_12p,
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HSECap_14p,
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HSECap_16p,
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HSECap_18p,
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HSECap_20p,
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HSECap_22p,
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HSECap_24p
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} HSECapTypeDef;
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/**
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* @brief 32K晶振电流挡位
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*/
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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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/**
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* @brief 32K晶振内部电容挡位
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*/
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typedef enum
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{
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LSECap_2p = 0,
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LSECap_13p,
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LSECap_14p,
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LSECap_15p,
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LSECap_16p,
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LSECap_17p,
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LSECap_18p,
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LSECap_19p,
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LSECap_20p,
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LSECap_21p,
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LSECap_22p,
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LSECap_23p,
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LSECap_24p,
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LSECap_25p,
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LSECap_26p,
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LSECap_27p
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} LSECapTypeDef;
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#define RTC_MAX_COUNT 0xA8C00000
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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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typedef enum
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{
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/* 校准精度越高，耗时越长 */
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Level_32 = 3, // 用时 1.2ms 1000ppm (32M 主频) 1100ppm (60M 主频)
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Level_64, // 用时 2.2ms 800ppm (32M 主频) 1000ppm (60M 主频)
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Level_128, // 用时 4.2ms 600ppm (32M 主频) 800ppm (60M 主频)
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} Cali_LevelTypeDef;
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/**
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* @brief 32K 低频时钟来源
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*
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* @param hc - 选择32K使用内部还是外部
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*/
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void LClk32K_Select(LClk32KTypeDef hc);
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/**
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* @brief HSE晶体 偏置电流配置
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*
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* @param c - 75%,100%,125%,150%
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*/
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void HSECFG_Current(HSECurrentTypeDef c);
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/**
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* @brief HSE晶体 负载电容配置
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*
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* @param c - refer to HSECapTypeDef
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*/
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void HSECFG_Capacitance(HSECapTypeDef c);
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/**
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* @brief LSE晶体 偏置电流配置
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*
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* @param c - 70%,100%,140%,200%
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*/
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void LSECFG_Current(LSECurrentTypeDef c);
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/**
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* @brief LSE晶体 负载电容配置
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*
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* @param c - refer to LSECapTypeDef
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*/
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void LSECFG_Capacitance(LSECapTypeDef c);
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void Calibration_LSI(Cali_LevelTypeDef cali_Lv); /* 用主频校准内部32K时钟 */
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/**
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* @brief RTC时钟初始化当前时间
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*
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* @param y - 配置年，MAX_Y = BEGYEAR + 44
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* @param mon - 配置月，MAX_MON = 12
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* @param d - 配置日，MAX_D = 31
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* @param h - 配置小时，MAX_H = 23
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* @param m - 配置分钟，MAX_M = 59
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* @param s - 配置秒，MAX_S = 59
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*/
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void RTC_InitTime(uint16_t y, uint16_t mon, uint16_t d, uint16_t h, uint16_t m, uint16_t s);
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/**
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* @brief 获取当前时间
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*
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* @param py - 获取到的年，MAX_Y = BEGYEAR + 44
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* @param pmon - 获取到的月，MAX_MON = 12
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* @param pd - 获取到的日，MAX_D = 31
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* @param ph - 获取到的小时，MAX_H = 23
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* @param pm - 获取到的分钟，MAX_M = 59
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* @param ps - 获取到的秒，MAX_S = 59
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*/
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void RTC_GetTime(uint16_t *py, uint16_t *pmon, uint16_t *pd, uint16_t *ph, uint16_t *pm, uint16_t *ps);
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/**
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* @brief 基于LSE/LSI时钟，配置当前RTC 周期数
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*
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* @param cyc - 配置周期计数初值，MAX_CYC = 0xA8BFFFFF = 2831155199
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*/
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void RTC_SetCycle32k(uint32_t cyc);
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/**
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* @brief 基于LSE/LSI时钟，获取当前RTC 周期数
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*
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* @return 当前周期数，MAX_CYC = 0xA8BFFFFF = 2831155199
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*/
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uint32_t RTC_GetCycle32k(void);
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/**
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* @brief RTC定时模式配置（注意定时基准固定为32768Hz）
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*
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* @param t - refer to RTC_TMRCycTypeDef
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*/
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void RTC_TRIGFunCfg(uint32_t cyc);
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/**
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* @brief RTC定时模式配置（注意定时基准固定为32768Hz）
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*
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* @param t - refer to RTC_TMRCycTypeDef
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*/
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void RTC_TMRFunCfg(RTC_TMRCycTypeDef t);
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/**
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* @brief RTC 模式功能关闭
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*
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* @param m - 需要关闭的当前模式
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*/
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void RTC_ModeFunDisable(RTC_MODETypeDef m);
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/**
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* @brief 获取RTC中断标志
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*
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* @param f - refer to RTC_EVENTTypeDef
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*
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* @return 中断标志状态
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*/
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uint8_t RTC_GetITFlag(RTC_EVENTTypeDef f);
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/**
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* @brief 清除RTC中断标志
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*
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* @param f - refer to RTC_EVENTTypeDef
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*/
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void RTC_ClearITFlag(RTC_EVENTTypeDef f);
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/**
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* @brief 32K 低频时钟电源配置
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*/
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void LClk32K_Cfg(LClk32KTypeDef hc, FunctionalState s);
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#ifdef __cplusplus
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}
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#endif
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#endif // __CH59x_CLK_H__
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