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comparison l476rg/Src/tim.c @ 0:32a3b1785697

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a rough draft of Hardware Abstraction Layer for C++ STM32L476RG drivers
author cin
date Thu, 12 Jan 2017 02:45:43 +0300
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-1:000000000000 0:32a3b1785697
1 /**
2 ******************************************************************************
3 * File Name : TIM.c
4 * Description : This file provides code for the configuration
5 * of the TIM instances.
6 ******************************************************************************
7 *
8 * COPYRIGHT(c) 2017 STMicroelectronics
9 *
10 * Redistribution and use in source and binary forms, with or without modification,
11 * are permitted provided that the following conditions are met:
12 * 1. Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright notice,
15 * this list of conditions and the following disclaimer in the documentation
16 * and/or other materials provided with the distribution.
17 * 3. Neither the name of STMicroelectronics nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
27 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
28 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 *
32 ******************************************************************************
33 */
34
35 /* Includes ------------------------------------------------------------------*/
36 #include "tim.h"
37
38 /* USER CODE BEGIN 0 */
39
40 /* USER CODE END 0 */
41
42 TIM_HandleTypeDef htim2;
43
44 /* TIM2 init function */
45 void MX_TIM2_Init(void)
46 {
47 TIM_MasterConfigTypeDef sMasterConfig;
48 TIM_OC_InitTypeDef sConfigOC;
49
50 htim2.Instance = TIM2;
51 htim2.Init.Prescaler = 799;
52 htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
53 htim2.Init.Period = 99;
54 htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
55 if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
56 {
57 Error_Handler();
58 }
59
60 sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
61 sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
62 if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
63 {
64 Error_Handler();
65 }
66
67 sConfigOC.OCMode = TIM_OCMODE_PWM1;
68 sConfigOC.Pulse = 29;
69 sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
70 sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
71 if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
72 {
73 Error_Handler();
74 }
75
76 HAL_TIM_MspPostInit(&htim2);
77
78 }
79
80 void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef* tim_pwmHandle)
81 {
82
83 if(tim_pwmHandle->Instance==TIM2)
84 {
85 /* USER CODE BEGIN TIM2_MspInit 0 */
86
87 /* USER CODE END TIM2_MspInit 0 */
88 /* Peripheral clock enable */
89 __HAL_RCC_TIM2_CLK_ENABLE();
90 /* USER CODE BEGIN TIM2_MspInit 1 */
91
92 /* USER CODE END TIM2_MspInit 1 */
93 }
94 }
95 void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
96 {
97
98 GPIO_InitTypeDef GPIO_InitStruct;
99 if(timHandle->Instance==TIM2)
100 {
101 /* USER CODE BEGIN TIM2_MspPostInit 0 */
102
103 /* USER CODE END TIM2_MspPostInit 0 */
104
105 /**TIM2 GPIO Configuration
106 PA5 ------> TIM2_CH1
107 */
108 GPIO_InitStruct.Pin = GPIO_PIN_5;
109 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
110 GPIO_InitStruct.Pull = GPIO_NOPULL;
111 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
112 GPIO_InitStruct.Alternate = GPIO_AF1_TIM2;
113 HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
114
115 /* USER CODE BEGIN TIM2_MspPostInit 1 */
116
117 /* USER CODE END TIM2_MspPostInit 1 */
118 }
119
120 }
121
122 void HAL_TIM_PWM_MspDeInit(TIM_HandleTypeDef* tim_pwmHandle)
123 {
124
125 if(tim_pwmHandle->Instance==TIM2)
126 {
127 /* USER CODE BEGIN TIM2_MspDeInit 0 */
128
129 /* USER CODE END TIM2_MspDeInit 0 */
130 /* Peripheral clock disable */
131 __HAL_RCC_TIM2_CLK_DISABLE();
132 }
133 /* USER CODE BEGIN TIM2_MspDeInit 1 */
134
135 /* USER CODE END TIM2_MspDeInit 1 */
136 }
137
138 /* USER CODE BEGIN 1 */
139
140 /* USER CODE END 1 */
141
142 /**
143 * @}
144 */
145
146 /**
147 * @}
148 */
149
150 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/