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add pwm

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This commit is contained in:
bartool
2023-10-17 18:56:20 +02:00
parent dcea417111
commit 2431405cfd
6 changed files with 160 additions and 15 deletions
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5
Core/Inc/tim.h
View File

@@ -34,11 +34,16 @@ extern "C" {
extern TIM_HandleTypeDef htim3;
extern TIM_HandleTypeDef htim4;
/* USER CODE BEGIN Private defines */
/* USER CODE END Private defines */
void MX_TIM3_Init(void);
void MX_TIM4_Init(void);
void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim);
/* USER CODE BEGIN Prototypes */

3
Core/Src/main.c
View File

@@ -93,6 +93,7 @@ int main(void)
MX_SPI3_Init();
MX_USART2_UART_Init();
MX_TIM3_Init();
MX_TIM4_Init();
/* USER CODE BEGIN 2 */
setup();
/* USER CODE END 2 */
@@ -149,7 +150,7 @@ void SystemClock_Config(void)
}
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2|RCC_PERIPHCLK_TIM34;
PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
PeriphClkInit.Tim34ClockSelection = RCC_TIM34CLK_HCLK;
PeriphClkInit.Tim34ClockSelection = RCC_TIM34CLK_PLLCLK;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
Error_Handler();

106
Core/Src/tim.c
View File

@@ -25,6 +25,7 @@
/* USER CODE END 0 */
TIM_HandleTypeDef htim3;
TIM_HandleTypeDef htim4;
/* TIM3 init function */
void MX_TIM3_Init(void)
@@ -69,6 +70,50 @@ void MX_TIM3_Init(void)
/* USER CODE END TIM3_Init 2 */
}
/* TIM4 init function */
void MX_TIM4_Init(void)
{
/* USER CODE BEGIN TIM4_Init 0 */
/* USER CODE END TIM4_Init 0 */
TIM_MasterConfigTypeDef sMasterConfig = {0};
TIM_OC_InitTypeDef sConfigOC = {0};
/* USER CODE BEGIN TIM4_Init 1 */
/* USER CODE END TIM4_Init 1 */
htim4.Instance = TIM4;
htim4.Init.Prescaler = 0;
htim4.Init.CounterMode = TIM_COUNTERMODE_UP;
htim4.Init.Period = 1023;
htim4.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
htim4.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
if (HAL_TIM_PWM_Init(&htim4) != HAL_OK)
{
Error_Handler();
}
sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
if (HAL_TIMEx_MasterConfigSynchronization(&htim4, &sMasterConfig) != HAL_OK)
{
Error_Handler();
}
sConfigOC.OCMode = TIM_OCMODE_PWM1;
sConfigOC.Pulse = 511;
sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
sConfigOC.OCFastMode = TIM_OCFAST_ENABLE;
if (HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN TIM4_Init 2 */
/* USER CODE END TIM4_Init 2 */
HAL_TIM_MspPostInit(&htim4);
}
void HAL_TIM_Encoder_MspInit(TIM_HandleTypeDef* tim_encoderHandle)
@@ -101,6 +146,51 @@ void HAL_TIM_Encoder_MspInit(TIM_HandleTypeDef* tim_encoderHandle)
}
}
void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef* tim_pwmHandle)
{
if(tim_pwmHandle->Instance==TIM4)
{
/* USER CODE BEGIN TIM4_MspInit 0 */
/* USER CODE END TIM4_MspInit 0 */
/* TIM4 clock enable */
__HAL_RCC_TIM4_CLK_ENABLE();
/* USER CODE BEGIN TIM4_MspInit 1 */
/* USER CODE END TIM4_MspInit 1 */
}
}
void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(timHandle->Instance==TIM4)
{
/* USER CODE BEGIN TIM4_MspPostInit 0 */
/* USER CODE END TIM4_MspPostInit 0 */
__HAL_RCC_GPIOB_CLK_ENABLE();
/**TIM4 GPIO Configuration
PB6 ------> TIM4_CH1
*/
GPIO_InitStruct.Pin = GPIO_PIN_6;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF2_TIM4;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
HAL_I2CEx_EnableFastModePlus(SYSCFG_CFGR1_I2C_PB6_FMP);
/* USER CODE BEGIN TIM4_MspPostInit 1 */
/* USER CODE END TIM4_MspPostInit 1 */
}
}
void HAL_TIM_Encoder_MspDeInit(TIM_HandleTypeDef* tim_encoderHandle)
{
@@ -124,6 +214,22 @@ void HAL_TIM_Encoder_MspDeInit(TIM_HandleTypeDef* tim_encoderHandle)
}
}
void HAL_TIM_PWM_MspDeInit(TIM_HandleTypeDef* tim_pwmHandle)
{
if(tim_pwmHandle->Instance==TIM4)
{
/* USER CODE BEGIN TIM4_MspDeInit 0 */
/* USER CODE END TIM4_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_TIM4_CLK_DISABLE();
/* USER CODE BEGIN TIM4_MspDeInit 1 */
/* USER CODE END TIM4_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */