1 | static void MX_TIM2_Init(void)
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2 | {
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3 |
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4 | TIM_ClockConfigTypeDef sClockSourceConfig;
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5 | TIM_MasterConfigTypeDef sMasterConfig;
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6 | TIM_OC_InitTypeDef sConfigOC;
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7 |
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8 | htim2.Instance = TIM2;
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9 | htim2.Init.Prescaler = 4999;
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10 | htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
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11 | htim2.Init.Period = 99;
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12 | htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
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13 | htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
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14 | if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
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15 | {
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16 | _Error_Handler(__FILE__, __LINE__);
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17 | }
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18 |
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19 | sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
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20 | if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
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21 | {
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22 | _Error_Handler(__FILE__, __LINE__);
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23 | }
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24 |
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25 | if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
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26 | {
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27 | _Error_Handler(__FILE__, __LINE__);
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28 | }
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29 |
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30 | sConfigOC.OCMode = TIM_OCMODE_PWM1;
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31 | sConfigOC.Pulse = 3;
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32 | sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
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33 | sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
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34 | if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
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35 | {
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36 | _Error_Handler(__FILE__, __LINE__);
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37 | }
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38 |
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39 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_ENABLE;
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40 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_ENABLE;
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41 | if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
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42 | {
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43 | _Error_Handler(__FILE__, __LINE__);
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44 | }
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45 |
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46 | HAL_TIM_MspPostInit(&htim2);
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47 |
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48 | }
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49 |
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50 | static void MX_TIM4_Init(void)
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51 | {
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52 |
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53 | TIM_ClockConfigTypeDef sClockSourceConfig;
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54 | TIM_SlaveConfigTypeDef sSlaveConfig;
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55 | TIM_MasterConfigTypeDef sMasterConfig;
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56 | TIM_OC_InitTypeDef sConfigOC;
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57 |
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58 | htim4.Instance = TIM4;
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59 | htim4.Init.Prescaler = 179;
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60 | htim4.Init.CounterMode = TIM_COUNTERMODE_UP;
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61 | htim4.Init.Period = 99;
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62 | htim4.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
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63 | htim4.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
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64 | if (HAL_TIM_Base_Init(&htim4) != HAL_OK)
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65 | {
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66 | _Error_Handler(__FILE__, __LINE__);
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67 | }
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68 |
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69 | sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
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70 | if (HAL_TIM_ConfigClockSource(&htim4, &sClockSourceConfig) != HAL_OK)
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71 | {
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72 | _Error_Handler(__FILE__, __LINE__);
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73 | }
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74 |
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75 | if (HAL_TIM_PWM_Init(&htim4) != HAL_OK)
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76 | {
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77 | _Error_Handler(__FILE__, __LINE__);
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78 | }
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79 |
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80 |
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81 | sConfigOC.OCMode = TIM_OCMODE_PWM1;
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82 | sConfigOC.Pulse = 0;
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83 | sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
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84 | sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
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85 | if (HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC, TIM_CHANNEL_4) != HAL_OK)
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86 | {
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87 | _Error_Handler(__FILE__, __LINE__);
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88 | }
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89 |
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90 |
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91 | sSlaveConfig.SlaveMode = TIM_SLAVEMODE_GATED;
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92 | sSlaveConfig.InputTrigger = TIM_TS_ITR1;
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93 | if (HAL_TIM_SlaveConfigSynchronization(&htim4, &sSlaveConfig) != HAL_OK)
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94 | {
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95 | _Error_Handler(__FILE__, __LINE__);
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96 | }
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97 |
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98 | HAL_TIM_MspPostInit(&htim4);
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99 |
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100 | }
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101 |
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102 | main:
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103 |
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104 | htim2.Instance->CCR3 = 50;
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105 | htim4.Instance->CCR4 = 50;
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106 |
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107 | HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_4);
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108 | HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_3);
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