1 /******************************************************************************
2 * Copyright (C) 2019, Huada Semiconductor Co.,Ltd All rights reserved.
3 *
4 * This software is owned and published by:
5 * Huada Semiconductor Co.,Ltd ("HDSC").
6 *
7 * BY DOWNLOADING, INSTALLING OR USING THIS SOFTWARE, YOU AGREE TO BE BOUND
8 * BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
9 *
10 * This software contains source code for use with HDSC
11 * components. This software is licensed by HDSC to be adapted only
12 * for use in systems utilizing HDSC components. HDSC shall not be
13 * responsible for misuse or illegal use of this software for devices not
14 * supported herein. HDSC is providing this software "AS IS" and will
15 * not be responsible for issues arising from incorrect user implementation
16 * of the software.
17 *
18 * Disclaimer:
19 * HDSC MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
20 * REGARDING THE SOFTWARE (INCLUDING ANY ACOOMPANYING WRITTEN MATERIALS),
21 * ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
22 * WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED
23 * WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
24 * WARRANTY OF NONINFRINGEMENT.
25 * HDSC SHALL HAVE NO LIABILITY (WHETHER IN CONTRACT, WARRANTY, TORT,
26 * NEGLIGENCE OR OTHERWISE) FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT
27 * LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION,
28 * LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS) ARISING FROM USE OR
29 * INABILITY TO USE THE SOFTWARE, INCLUDING, WITHOUT LIMITATION, ANY DIRECT,
30 * INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS OF DATA,
31 * SAVINGS OR PROFITS,
32 * EVEN IF Disclaimer HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
33 * YOU ASSUME ALL RESPONSIBILITIES FOR SELECTION OF THE SOFTWARE TO ACHIEVE YOUR
34 * INTENDED RESULTS, AND FOR THE INSTALLATION OF, USE OF, AND RESULTS OBTAINED
35 * FROM, THE SOFTWARE.
36 *
37 * This software may be replicated in part or whole for the licensed use,
38 * with the restriction that this Disclaimer and Copyright notice must be
39 * included with each copy of this software, whether used in part or whole,
40 * at all times.
41 */
42 /******************************************************************************/
43 /** \file lptim.c
44 **
45 ** lptim driver API.
46 ** @link pcnt Group Some description @endlink
47 **
48 ** - 2019-04-09 First Version
49 **
50 ******************************************************************************/
51
52 /******************************************************************************
53 * Include files
54 ******************************************************************************/
55
56 #include "hc32l196_lptim.h"
57
58 /**
59 ******************************************************************************
60 ** \addtogroup PCNTGroup
61 ******************************************************************************/
62 //@{
63
64 /******************************************************************************
65 * Local pre-processor symbols/macros ('#define')
66 ******************************************************************************/
67
68 /******************************************************************************
69 * Global variable definitions (declared in header file with 'extern')
70 ******************************************************************************/
71
72
73 /******************************************************************************
74 * Local type definitions ('typedef')
75 ******************************************************************************/
76
77 /******************************************************************************
78 * Local function prototypes ('static')
79 ******************************************************************************/
80
81 /******************************************************************************
82 * Local variable definitions ('static')
83 ******************************************************************************/
84
85 /**
86 ******************************************************************************
87 ** \brief 定时器LPTIMx中断使能控制
88 ** @param Lptimx : LPTIM0 或LPTIM1
89 ** @param NewStatus : TRUE 或 FALSE
90 ** \retval 无
91 **
92 ******************************************************************************/
Lptim_ConfIt(M0P_LPTIMER_TypeDef * Lptimx,boolean_t NewStatus)93 void Lptim_ConfIt(M0P_LPTIMER_TypeDef* Lptimx, boolean_t NewStatus)
94 {
95 SetBit((uint32_t)(&(Lptimx->CR)), 10, NewStatus);
96 }
97
98 /**
99 ******************************************************************************
100 ** \brief 定时器LPTIMx的启动/停止控制
101 ** @param Lptimx : LPTIM0 或LPTIM1
102 ** @param NewStatus : TRUE 或 FALSE
103 ** \retval 无
104 **
105 ******************************************************************************/
Lptim_Cmd(M0P_LPTIMER_TypeDef * Lptimx,boolean_t NewStatus)106 void Lptim_Cmd(M0P_LPTIMER_TypeDef* Lptimx, boolean_t NewStatus)
107 {
108 SetBit((uint32_t)(&(Lptimx->CR)), 0, NewStatus);
109 }
110
111 /**
112 ******************************************************************************
113 ** \brief 定时器LPTIMx的中断标志位获取
114 ** @param Lptimx : LPTIM0 或LPTIM1
115 ** \retval TRUE 或 FALSE
116 **
117 ******************************************************************************/
Lptim_GetItStatus(M0P_LPTIMER_TypeDef * Lptimx)118 boolean_t Lptim_GetItStatus(M0P_LPTIMER_TypeDef* Lptimx)
119 {
120 return GetBit((uint32_t)(&(Lptimx->IFR)), 0);
121 }
122
123 /**
124 ******************************************************************************
125 ** \brief 定时器LPTIMx的中断标志位清除
126 ** @param Lptimx : LPTIM0 或LPTIM1
127 ** \retval 无
128 **
129 ******************************************************************************/
Lptim_ClrItStatus(M0P_LPTIMER_TypeDef * Lptimx)130 void Lptim_ClrItStatus(M0P_LPTIMER_TypeDef* Lptimx)
131 {
132 SetBit((uint32_t)(&(Lptimx->ICLR)), 0, 0);
133 }
134
135 /**
136 ******************************************************************************
137 ** \brief 定时器LPTIMx的初始化配置
138 ** @param Lptimx : LPTIM0 或LPTIM1
139 ** @param InitStruct : 初始化LPTIMx的结构体
140 ** \retval en_result_t类型数据
141 **
142 ******************************************************************************/
Lptim_Init(M0P_LPTIMER_TypeDef * Lptimx,stc_lptim_cfg_t * InitStruct)143 en_result_t Lptim_Init(M0P_LPTIMER_TypeDef* Lptimx, stc_lptim_cfg_t* InitStruct)
144 {
145 uint16_t u16TimeOut;
146 u16TimeOut = 1000;
147 Lptimx->CR_f.PRS = InitStruct->enPrs;
148 Lptimx->CR_f.TCK_SEL = InitStruct->enTcksel;
149 Lptimx->CR_f.GATE_P = InitStruct->enGatep;
150 Lptimx->CR_f.GATE = InitStruct->enGate;
151 Lptimx->CR_f.TOG_EN = InitStruct->enTogen;
152 Lptimx->CR_f.CT = InitStruct->enCt;
153 Lptimx->CR_f.MD = InitStruct->enMd;
154 while(u16TimeOut--)
155 {
156 if(Lptimx->CR_f.WT_FLAG)
157 {
158 break;
159 }
160 }
161 if(u16TimeOut == 0)
162 {
163 return ErrorTimeout;
164 }
165 Lptimx->ARR_f.ARR = InitStruct->u16Arr;
166 return Ok;
167 }
168
169 /******************************************************************************
170 * EOF (not truncated)
171 ******************************************************************************/
172