458 lines
22 KiB
C
458 lines
22 KiB
C
/*******************************************************************************
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* Copyright (C) 2018, Huada Semiconductor Co.,Ltd All rights reserved.
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*
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* This software is owned and published by:
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* Huada Semiconductor Co.,Ltd ("HDSC").
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*
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* BY DOWNLOADING, INSTALLING OR USING THIS SOFTWARE, YOU AGREE TO BE BOUND
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* BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
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*
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* This software contains source code for use with HDSC
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* components. This software is licensed by HDSC to be adapted only
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* for use in systems utilizing HDSC components. HDSC shall not be
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* responsible for misuse or illegal use of this software for devices not
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* supported herein. HDSC is providing this software "AS IS" and will
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* not be responsible for issues arising from incorrect user implementation
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* of the software.
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*
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* Disclaimer:
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* HDSC MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
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* REGARDING THE SOFTWARE (INCLUDING ANY ACOOMPANYING WRITTEN MATERIALS),
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* ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
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* WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED
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* WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
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* WARRANTY OF NONINFRINGEMENT.
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* HDSC SHALL HAVE NO LIABILITY (WHETHER IN CONTRACT, WARRANTY, TORT,
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* NEGLIGENCE OR OTHERWISE) FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT
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* LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION,
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* LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS) ARISING FROM USE OR
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* INABILITY TO USE THE SOFTWARE, INCLUDING, WITHOUT LIMITATION, ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS OF DATA,
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* SAVINGS OR PROFITS,
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* EVEN IF Disclaimer HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
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* YOU ASSUME ALL RESPONSIBILITIES FOR SELECTION OF THE SOFTWARE TO ACHIEVE YOUR
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* INTENDED RESULTS, AND FOR THE INSTALLATION OF, USE OF, AND RESULTS OBTAINED
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* FROM, THE SOFTWARE.
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*
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* This software may be replicated in part or whole for the licensed use,
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* with the restriction that this Disclaimer and Copyright notice must be
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* included with each copy of this software, whether used in part or whole,
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* at all times.
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*/
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/******************************************************************************/
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/** \file sysctrl.h
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**
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** Headerfile for SYSCTRL functions
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** @link SYSCTRL Group Some description @endlink
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**
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** History:
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** - 2018-04-15 Lux First Version
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**
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******************************************************************************/
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#ifndef __SYSCTRL_H__
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#define __SYSCTRL_H__
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/*******************************************************************************
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* Include files
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******************************************************************************/
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#include "ddl.h"
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#include "interrupts_hc32l136.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/**
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******************************************************************************
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** \defgroup SysCtrlGroup (SYSCTRL)
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**
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******************************************************************************/
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//@{
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/**
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*******************************************************************************
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** function prototypes.
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******************************************************************************/
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/******************************************************************************
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* Global type definitions
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******************************************************************************/
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#define SYSTEM_XTH 32*1000*1000u //默认32MHz,具体值应根据实际系统修改
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#define SYSTEM_XTL 32768u //默认32768Hz,具体值应根据实际系统修改
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/**
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*******************************************************************************
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** \brief 系统时钟输入源类型定义
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** \note
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******************************************************************************/
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typedef enum en_sysctrl_clk_source
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{
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SysctrlClkRCH = 0u, ///< 内部高速时钟
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SysctrlClkXTH = 1u, ///< 外部高速时钟
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SysctrlClkRCL = 2u, ///< 内部低速时钟
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SysctrlClkXTL = 3u, ///< 外部低速时钟
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SysctrlClkPLL = 4u, ///< PLL时钟
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}en_sysctrl_clk_source_t;
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/**
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*******************************************************************************
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** \brief RCH频率值枚举类型定义
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******************************************************************************/
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typedef enum en_sysctrl_rch_freq
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{
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SysctrlRchFreq4MHz = 0u, ///< 4MHz
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SysctrlRchFreq8MHz = 1u, ///< 8MHz
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SysctrlRchFreq16MHz = 2u, ///< 16MHz
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SysctrlRchFreq22_12MHz = 3u, ///< 22.12MHz
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SysctrlRchFreq24MHz = 4u, ///< 24MHz
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}en_sysctrl_rch_freq_t;
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/**
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*******************************************************************************
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** \brief XTAL驱动能力类型定义
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******************************************************************************/
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typedef enum en_sysctrl_xtal_driver
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{
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SysctrlXtalDriver0 = 0u, ///< 最弱驱动能力
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SysctrlXtalDriver1 = 1u, ///< 弱驱动能力
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SysctrlXtalDriver2 = 3u, ///< 一般驱动能力
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SysctrlXtalDriver3 = 3u, ///< 最强驱动能力
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}en_sysctrl_xtal_driver_t;
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/**
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*******************************************************************************
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** \brief XTH频率值范围选择类型定义
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******************************************************************************/
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typedef enum en_sysctrl_xth_freq
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{
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SysctrlXthFreq4_6MHz = 0u, ///< 4~6MHz
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SysctrlXthFreq6_12MHz = 1u, ///< 6~12MHz
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SysctrlXthFreq12_20MHz = 2u, ///< 12~20MHz
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SysctrlXthFreq20_32MHz = 3u, ///< 20~32MHz
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}en_sysctrl_xth_freq_t;
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/**
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*******************************************************************************
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** \brief XTH时钟稳定周期数类型定义
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******************************************************************************/
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typedef enum en_sysctrl_xth_cycle
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{
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SysctrlXthStableCycle256 = 0u, ///< 256 个周期数
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SysctrlXthStableCycle1024 = 1u, ///< 1024 个周期数
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SysctrlXthStableCycle4096 = 2u, ///< 4096 个周期数
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SysctrlXthStableCycle16384 = 3u, ///< 16384 个周期数
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}en_sysctrl_xth_cycle_t;
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/**
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*******************************************************************************
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** \brief RCL频率值枚举类型定义
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******************************************************************************/
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typedef enum en_sysctrl_rcl_freq
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{
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SysctrlRclFreq32768 = 0u, ///< 32.768KHz
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SysctrlRclFreq38400 = 1u, ///< 38.4KHz
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}en_sysctrl_rcl_freq_t;
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/**
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*******************************************************************************
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** \brief RCL时钟稳定周期数类型定义
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******************************************************************************/
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typedef enum en_sysctrl_rcl_cycle
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{
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SysctrlRclStableCycle4 = 0u, ///< 4 个周期数
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SysctrlRclStableCycle16 = 1u, ///< 16 个周期数
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SysctrlRclStableCycle64 = 2u, ///< 64 个周期数
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SysctrlRclStableCycle256 = 3u, ///< 256 个周期数
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}en_sysctrl_rcl_cycle_t;
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/**
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*******************************************************************************
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** \brief XTL时钟稳定周期数类型定义
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******************************************************************************/
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typedef enum en_sysctrl_xtl_cycle
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{
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SysctrlXtlStableCycle256 = 0u, ///< 256 个周期数
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SysctrlXtlStableCycle1024 = 1u, ///< 1024 个周期数
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SysctrlXtlStableCycle4096 = 2u, ///< 4096 个周期数
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SysctrlXtlStableCycle16384 = 3u, ///< 16384 个周期数
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}en_sysctrl_xtl_cycle_t;
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/**
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*******************************************************************************
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** \brief XTL晶体振幅枚举类型定义
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******************************************************************************/
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typedef enum en_sysctrl_xtl_amp
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{
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SysctrlXtlAmp0 = 0u, ///< 最小振幅
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SysctrlXtlAmp1 = 1u, ///< 小振幅
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SysctrlXtlAmp2 = 2u, ///< 一般振幅
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SysctrlXtlAmp3 = 3u, ///< 最大振幅
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}en_sysctrl_xtl_amp_t;
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/**
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*******************************************************************************
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** \brief PLL时钟稳定周期数类型定义
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******************************************************************************/
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typedef enum en_sysctrl_pll_cycle
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{
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SysctrlPllStableCycle128 = 0u, ///< 128个周期数
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SysctrlPllStableCycle256 = 1u, ///< 256个周期数
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SysctrlPllStableCycle512 = 2u, ///< 512个周期数
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SysctrlPllStableCycle1024 = 3u, ///< 1024个周期数
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SysctrlPllStableCycle2048 = 4u, ///< 2048个周期数
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SysctrlPllStableCycle4096 = 5u, ///< 4096个周期数
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SysctrlPllStableCycle8192 = 6u, ///< 8192个周期数
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SysctrlPllStableCycle16384 = 7u, ///< 16384个周期数
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}en_sysctrl_pll_cycle_t;
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/**
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*******************************************************************************
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** \brief PLL输入频率范围类型定义
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******************************************************************************/
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typedef enum en_sysctrl_pll_infreq
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{
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SysctrlPllInFreq4_6MHz = 0u, ///< 4~16MHz
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SysctrlPllInFreq6_12MHz = 1u, ///< 6~12MHz
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SysctrlPllInFreq12_20MHz = 2u, ///< 12~20MHz
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SysctrlPllInFreq20_24MHz = 3u, ///< 20~24MHz
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}en_sysctrl_pll_infreq_t;
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/**
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*******************************************************************************
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** \brief PLL输出频率范围类型定义
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******************************************************************************/
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typedef enum en_sysctrl_pll_outfreq
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{
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SysctrlPllOutFreq8_12MHz = 0u, ///< 8~12MHz
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SysctrlPllOutFreq12_18MHz = 1u, ///< 12~18MHz
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SysctrlPllOutFreq18_24MHz = 2u, ///< 18~24MHz
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SysctrlPllOutFreq24_36MHz = 3u, ///< 24~36MHz
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SysctrlPllOutFreq36_48MHz = 4u, ///< 36~48MHz
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}en_sysctrl_pll_outfreq_t;
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/**
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*******************************************************************************
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** \brief PLL输入时钟源类型定义
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******************************************************************************/
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typedef enum en_sysctrl_pll_clksource
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{
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SysctrlPllXthXtal = 0u, ///< XTH晶振输入的时钟
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SysctrlPllXthPd00In = 2u, ///< XTH从端口PD00输入的时钟
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SysctrlPllRch = 3u, ///< RCH时钟
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}en_sysctrl_pll_clksource_t;
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/**
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*******************************************************************************
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** \brief PLL输入时钟源类型定义
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******************************************************************************/
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typedef enum en_sysctrl_pll_mul
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{
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SysctrlPllMul1 = 1u, ///< 1倍频
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SysctrlPllMul2 = 2u, ///< 2倍频
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SysctrlPllMul3 = 3u, ///< 3倍频
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SysctrlPllMul4 = 4u, ///< 4倍频
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SysctrlPllMul5 = 5u, ///< 5倍频
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SysctrlPllMul6 = 6u, ///< 6倍频
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SysctrlPllMul7 = 7u, ///< 7倍频
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SysctrlPllMul8 = 8u, ///< 8倍频
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SysctrlPllMul9 = 9u, ///< 9倍频
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SysctrlPllMul10 = 10u, ///< 10倍频
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SysctrlPllMul11 = 11u, ///< 11倍频
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SysctrlPllMul12 = 12u, ///< 12倍频
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}en_sysctrl_pll_mul_t;
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/**
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*******************************************************************************
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** \brief HCLK时钟分频系数类型定义
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******************************************************************************/
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typedef enum en_sysctrl_hclk_div
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{
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SysctrlHclkDiv1 = 0u, ///< SystemClk
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SysctrlHclkDiv2 = 1u, ///< SystemClk/2
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SysctrlHclkDiv4 = 2u, ///< SystemClk/4
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SysctrlHclkDiv8 = 3u, ///< SystemClk/8
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SysctrlHclkDiv16 = 4u, ///< SystemClk/16
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SysctrlHclkDiv32 = 5u, ///< SystemClk/32
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SysctrlHclkDiv64 = 6u, ///< SystemClk/64
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SysctrlHclkDiv128 = 7u, ///< SystemClk/128
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}en_sysctrl_hclk_div_t;
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/**
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*******************************************************************************
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** \brief PCLK分频系数
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******************************************************************************/
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typedef enum en_sysctrl_pclk_div
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{
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SysctrlPclkDiv1 = 0u, ///< HCLK
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SysctrlPclkDiv2 = 1u, ///< HCLK/2
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SysctrlPclkDiv4 = 2u, ///< HCLK/4
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SysctrlPclkDiv8 = 3u, ///< HCLK/8
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}en_sysctrl_pclk_div_t;
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/**
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*******************************************************************************
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** \brief RTC高速时钟补偿时钟频率数据类型定义
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******************************************************************************/
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typedef enum en_sysctrl_rtc_adjust
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{
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SysctrlRTC4MHz = 0u, ///< 4MHz
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SysctrlRTC6MHz = 1u, ///< 6MHz
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SysctrlRTC8MHz = 2u, ///< 8MHz
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SysctrlRTC12MHz = 3u, ///< 12MHz
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SysctrlRTC16MHz = 4u, ///< 16MHz
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SysctrlRTC20MHz = 5u, ///< 20MHz
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SysctrlRTC24MHz = 6u, ///< 24MHz
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SysctrlRTC32MHz = 7u, ///< 32MHz
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}en_sysctrl_rtc_adjust_t;
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/**
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*******************************************************************************
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** \brief 系统控制模块其他功能数据类型定义
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******************************************************************************/
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typedef enum en_sysctrl_func
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{
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SysctrlWkupByRCHEn =0u, ///< 唤醒时使用RCH时钟
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SysctrlEXTHEn =1u, ///< 使能外部高速时钟从输入引脚PD00输入
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SysctrlEXTLEn =2u, ///< 使能外部低速速时钟从输入引脚PC14输入
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SysctrlXTLAlwaysOnEn =3u, ///< 使能后XTL_EN只可置位
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SysctrlClkFuncRTCLpmEn =4u, ///< 使能RTC低功耗模式
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SysctrlCMLockUpEn =5u, ///< 使能后CPU执行无效指令会复位MCU
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SysctrlSWDUseIOEn =6u, ///< SWD端口设为IO功能
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}en_sysctrl_func_t;
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/**
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*******************************************************************************
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** \brief 外设时钟门控开关类型枚举
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******************************************************************************/
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typedef enum en_sysctrl_peripheral_gate
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{
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SysctrlPeripheralUart0 = 0u, ///< 串口0
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SysctrlPeripheralUart1 = 1u, ///< 串口1
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SysctrlPeripheralLpUart0 = 2u, ///< 低功耗串口0
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SysctrlPeripheralLpUart1 = 3u, ///< 低功耗串口1
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SysctrlPeripheralI2c0 = 4u, ///< I2C0
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SysctrlPeripheralI2c1 = 5u, ///< I2C1
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SysctrlPeripheralSpi0 = 6u, ///< SPI0
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SysctrlPeripheralSpi1 = 7u, ///< SPI1
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SysctrlPeripheralBTim = 8u, ///< 基础定时器
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SysctrlPeripheralLpTim = 9u, ///< 低功耗定时器
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SysctrlPeripheralAdvTim = 10u, ///< 高级定时器
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SysctrlPeripheralTim3 = 11u, ///< 定时器3
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SysctrlPeripheralOpa = 13u, ///< OPA
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SysctrlPeripheralPca = 14u, ///< 可编程计数阵列
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SysctrlPeripheralWdt = 15u, ///< 看门狗
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SysctrlPeripheralAdcBgr = 16u, ///< ADC&BGR
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SysctrlPeripheralVcLvd = 17u, ///< 电压比较和低电压检测
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SysctrlPeripheralRng = 18u, ///< RNG
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SysctrlPeripheralPcnt = 19u, ///< PCNT
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SysctrlPeripheralRtc = 20u, ///< RTC
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SysctrlPeripheralTrim = 21u, ///< 时钟校准
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SysctrlPeripheralLcd = 22u, ///< LCD
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SysctrlPeripheralTick = 24u, ///< 系统定时器
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SysctrlPeripheralSwd = 25u, ///< SWD
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SysctrlPeripheralCrc = 26u, ///< CRC
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SysctrlPeripheralAes = 27u, ///< AES
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SysctrlPeripheralGpio = 28u, ///< GPIO
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SysctrlPeripheralDma = 29u, ///< DMA
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SysctrlPeripheralDiv = 30u, ///< 除法器
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SysctrlPeripheralFlash = 31u, ///< Flash
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}en_sysctrl_peripheral_gate_t;
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/**
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*******************************************************************************
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** \brief 时钟初始化配置结构体定义
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******************************************************************************/
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typedef struct
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{
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en_sysctrl_clk_source_t enClkSrc; ///< 时钟源选择
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en_sysctrl_hclk_div_t enHClkDiv; ///< HCLK分频系数
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en_sysctrl_pclk_div_t enPClkDiv; ///< PCLK分频系数
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}stc_sysctrl_clk_config_t;
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/**
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*******************************************************************************
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** \brief 时钟初始化配置结构体定义
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******************************************************************************/
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typedef struct
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{
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en_sysctrl_pll_infreq_t enInFreq; ///< PLL输入时钟频率范围选择
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en_sysctrl_pll_outfreq_t enOutFreq; ///< PLL输出时钟频率范围选择
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en_sysctrl_pll_clksource_t enPllClkSrc; ///< PLL输入时钟源选择
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en_sysctrl_pll_mul_t enPllMul; ///< PLL倍频系数选择
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}stc_sysctrl_pll_config_t;
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/******************************************************************************
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* Global variable declarations ('extern', definition in C source)
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******************************************************************************/
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/******************************************************************************
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* Global function prototypes (definition in C source)
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******************************************************************************/
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///< 系统时钟初始化API:用于上电后,系统工作之前对主频及外设时钟进行初始化;
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///< 注意1:使用该初始化函数前需要根据系统,必须优先设置目标内部时钟源的TRIM值或外部时钟源的频率范围,
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///< 注意2:XTH、XTL的频率范围设定,需要根据外部晶振决定,
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///< 注意3:本驱动默认宏定义:SYSTEM_XTH=32MHz,SYSTEM_XTL=32768Hz,如使用其它外部晶振,必须修改这两个宏定义的值。
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en_result_t Sysctrl_ClkInit(stc_sysctrl_clk_config_t *pstcCfg);
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///< 系统时钟去初始化API:恢复为上电默认状态->PCLK=HCLK=SystemClk=RCH4MHz
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en_result_t Sysctrl_ClkDeInit(void);
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///< 系统时钟模块的基本功能设置
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///< 注意:使能需要使用的时钟源之前,必须优先设置目标内部时钟源的TRIM值或外部时钟源的频率范围
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en_result_t Sysctrl_ClkSourceEnable(en_sysctrl_clk_source_t enSource, boolean_t bFlag);
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///<外部晶振驱动配置:系统初始化Sysctrl_ClkInit()之后,可根据需要配置外部晶振的驱动能力,时钟初始化Sysctrl_ClkInit()默认为最大值;
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en_result_t Sysctrl_XTHDriverConfig(en_sysctrl_xtal_driver_t enDriver);
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en_result_t Sysctrl_XTLDriverConfig(en_sysctrl_xtl_amp_t enAmp, en_sysctrl_xtal_driver_t enDriver);
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///<时钟稳定周期设置:系统初始化Sysctrl_ClkInit()之后,可根据需要配置时钟开启后的稳定之间,默认为最大值;
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||
en_result_t Sysctrl_SetXTHStableTime(en_sysctrl_xth_cycle_t enCycle);
|
||
en_result_t Sysctrl_SetRCLStableTime(en_sysctrl_rcl_cycle_t enCycle);
|
||
en_result_t Sysctrl_SetXTLStableTime(en_sysctrl_xtl_cycle_t enCycle);
|
||
en_result_t Sysctrl_SetPLLStableTime(en_sysctrl_pll_cycle_t enCycle);
|
||
|
||
///<系统时钟源切换并更新系统时钟:如果需要在系统时钟初始化Sysctrl_ClkInit()之后切换主频时钟源,则使用该函数;
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///< 时钟切换前后,必须根据目标频率值设置Flash读等待周期,可配置插入周期为0、1、2,
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||
///< 注意!!!:当HCLK大于24MHz时,FLASH等待周期插入必须至少为1,否则程序运行可能产生未知错误
|
||
en_result_t Sysctrl_SysClkSwitch(en_sysctrl_clk_source_t enSource);
|
||
|
||
///< 时钟源频率设定:根据系统情况,单独设置不同时钟源的频率值;
|
||
///< 时钟频率设置前,必须根据目标频率值设置Flash读等待周期,可配置插入周期为0、1、2,
|
||
///< 其中XTL的时钟由外部晶振决定,无需设置。
|
||
en_result_t Sysctrl_SetRCHTrim(en_sysctrl_rch_freq_t enRCHFreq);
|
||
en_result_t Sysctrl_SetRCLTrim(en_sysctrl_rcl_freq_t enRCLFreq);
|
||
en_result_t Sysctrl_SetXTHFreq(en_sysctrl_xth_freq_t enXTHFreq);
|
||
en_result_t Sysctrl_SetPLLFreq(stc_sysctrl_pll_config_t *pstcPLLCfg);
|
||
|
||
///< 时钟分频设置:根据系统情况,单独设置HCLK、PCLK的分配值;
|
||
en_result_t Sysctrl_SetHCLKDiv(en_sysctrl_hclk_div_t enHCLKDiv);
|
||
en_result_t Sysctrl_SetPCLKDiv(en_sysctrl_pclk_div_t enPCLKDiv);
|
||
|
||
///< 时钟频率获取:根据系统需要,获取当前HCLK及PCLK的频率值
|
||
uint32_t Sysctrl_GetHClkFreq(void);
|
||
uint32_t Sysctrl_GetPClkFreq(void);
|
||
|
||
///< 外设门控开关/状态获取:用于控制外设模块的使能,使用该模块的功能之前,必须使能该模块的门控时钟;
|
||
en_result_t Sysctrl_SetPeripheralGate(en_sysctrl_peripheral_gate_t enPeripheral, boolean_t bFlag);
|
||
boolean_t Sysctrl_GetPeripheralGate(en_sysctrl_peripheral_gate_t enPeripheral);
|
||
|
||
///< 系统功能配置:用于设置其他系统相关特殊功能;
|
||
en_result_t Sysctrl_SetFunc(en_sysctrl_func_t enFunc, boolean_t bFlag);
|
||
|
||
///< RTC高速时钟补偿:用于设置RTC高速时钟下的频率补偿
|
||
en_result_t Sysctrl_SetRTCAdjustClkFreq(en_sysctrl_rtc_adjust_t enRtcAdj);
|
||
|
||
//@} // Sysctrl Group
|
||
|
||
#ifdef __cplusplus
|
||
#endif
|
||
|
||
#endif /* __SYSCTRL_H__ */
|
||
/*******************************************************************************
|
||
* EOF (not truncated)
|
||
******************************************************************************/
|
||
|
||
|