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