212 lines
7.9 KiB
C
212 lines
7.9 KiB
C
/******************************************************************************
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* Copyright (C) 2017, 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 lpt.h
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**
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** 低功耗定时器数据结构及API声明
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**
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**
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** History:
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** - 2018-04-15 Husj First version
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**
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*****************************************************************************/
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#ifndef __LPT_H__
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#define __LPT_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 LptGroup Low Power Timer (LPT)
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**
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**
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******************************************************************************/
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//@{
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/******************************************************************************/
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/* Global pre-processor symbols/macros ('#define') */
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/******************************************************************************/
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/******************************************************************************
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* Global type definitions
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******************************************************************************/
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/**
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******************************************************************************
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** \brief GATE 极性控制数据类型重定义 (GATE_P)
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*****************************************************************************/
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typedef enum en_lpt_gatep
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{
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LptActHighLevel = 0u, ///< 高电平有效
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LptActLowLevel = 1u, ///< 低电平有效
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}en_lpt_gatep_t;
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/**
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******************************************************************************
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** \brief 定时器门控数据类型重定义 (GATE)
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*****************************************************************************/
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typedef enum en_lpt_gate
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{
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LptGateDisable = 0u, ///< 无门控
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LptGateEnable = 1u, ///< 门控使能
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}en_lpt_gate_t;
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/**
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******************************************************************************
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** \brief Lptimer 时钟选择数据类型重定义 (TCK_SEL)
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*****************************************************************************/
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typedef enum en_lpt_clksel
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{
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LptPCLK = 0u, ///< PCLK
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LptXIL32K = 2u, ///< XIL32K
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LptIRC32K = 3u, ///< IRC32K
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}en_lpt_clksel_t;
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/**
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******************************************************************************
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** \brief 翻转输出使能数据类型重定义 (TOG_EN)
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*****************************************************************************/
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typedef enum en_lpt_toggle
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{
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LptTogDisable = 0u, ///< 翻转输出禁止
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LptTogEnable = 1u, ///< 翻转输出使能
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}en_lpt_toggle_t;
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/**
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******************************************************************************
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** \brief 计数/定时器功能选择数据类型重定义 (CT)
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*****************************************************************************/
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typedef enum en_lpt_function
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{
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LptTimer = 0u, ///< 定时器功能
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LptCounter = 1u, ///< 计数器功能
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}en_lpt_function_t;
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/**
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******************************************************************************
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** \brief 定时器工作模式数据类型重定义 (MD)
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*****************************************************************************/
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typedef enum en_lpt_mode
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{
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Lpt16bitFreeMode = 0u, ///< 无重载16位计数器/定时器
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Lpt16bitArrMode = 1u, ///< 自动重装载16位计数器/定时器
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}en_lpt_mode_t;
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/**
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******************************************************************************
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** \brief 定时器运行控制数据类型重定义 (TR)
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*****************************************************************************/
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typedef enum en_lpt_start
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{
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LptTRDisable = 0u, ///< 停止
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LptTREnable = 1u, ///< 运行
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}en_lpt_start_t;
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/**
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******************************************************************************
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** \brief Lptimer 配置结构体定义
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*****************************************************************************/
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typedef struct stc_lpt_config
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{
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en_lpt_gatep_t enGateP; ///< 门控极性控制
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en_lpt_gate_t enGate; ///< 门控使能
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en_lpt_clksel_t enTckSel; ///< 时钟选择
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en_lpt_toggle_t enTog; ///< 翻转输出使能
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en_lpt_function_t enCT; ///< 定时/计数模式选择
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en_lpt_mode_t enMD; ///< 工作模式选择
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func_ptr_t pfnLpTimCb; ///< LpTimer中断服务回调函数[void function(void)]
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}stc_lpt_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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//中断相关函数
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//中断标志获取
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boolean_t Lpt_GetIntFlag(void);
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//中断标志清除
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en_result_t Lpt_ClearIntFlag(void);
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//中断使能/禁止
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en_result_t Lpt_EnableIrq (void);
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en_result_t Lpt_DisableIrq(void);
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//初始化及相关功能操作
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//Lptimer配置及初始化
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en_result_t Lpt_Init(stc_lpt_config_t* pstcConfig);
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//Lptimer 启动/停止
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en_result_t Lpt_Run(void);
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en_result_t Lpt_Stop(void);
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//重载值设置
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en_result_t Lpt_ARRSet(uint16_t u16Data);
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//计数值获取
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en_result_t Lpt_Cnt16Set(uint16_t u16Data);
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uint16_t Lpt_Cnt16Get(void);
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//@} // LptGroup
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#ifdef __cplusplus
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#endif
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#endif /* __LPT_H__ */
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/******************************************************************************
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* EOF (not truncated)
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*****************************************************************************/
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