Mercurial > pub > halpp
diff l476rg/Src/tim.c @ 0:32a3b1785697
a rough draft of Hardware Abstraction Layer for C++
STM32L476RG drivers
author | cin |
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date | Thu, 12 Jan 2017 02:45:43 +0300 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/l476rg/Src/tim.c Thu Jan 12 02:45:43 2017 +0300 @@ -0,0 +1,150 @@ +/** + ****************************************************************************** + * File Name : TIM.c + * Description : This file provides code for the configuration + * of the TIM instances. + ****************************************************************************** + * + * COPYRIGHT(c) 2017 STMicroelectronics + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "tim.h" + +/* USER CODE BEGIN 0 */ + +/* USER CODE END 0 */ + +TIM_HandleTypeDef htim2; + +/* TIM2 init function */ +void MX_TIM2_Init(void) +{ + TIM_MasterConfigTypeDef sMasterConfig; + TIM_OC_InitTypeDef sConfigOC; + + htim2.Instance = TIM2; + htim2.Init.Prescaler = 799; + htim2.Init.CounterMode = TIM_COUNTERMODE_UP; + htim2.Init.Period = 99; + htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; + if (HAL_TIM_PWM_Init(&htim2) != HAL_OK) + { + Error_Handler(); + } + + sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; + sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; + if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK) + { + Error_Handler(); + } + + sConfigOC.OCMode = TIM_OCMODE_PWM1; + sConfigOC.Pulse = 29; + sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH; + sConfigOC.OCFastMode = TIM_OCFAST_DISABLE; + if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_1) != HAL_OK) + { + Error_Handler(); + } + + HAL_TIM_MspPostInit(&htim2); + +} + +void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef* tim_pwmHandle) +{ + + if(tim_pwmHandle->Instance==TIM2) + { + /* USER CODE BEGIN TIM2_MspInit 0 */ + + /* USER CODE END TIM2_MspInit 0 */ + /* Peripheral clock enable */ + __HAL_RCC_TIM2_CLK_ENABLE(); + /* USER CODE BEGIN TIM2_MspInit 1 */ + + /* USER CODE END TIM2_MspInit 1 */ + } +} +void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle) +{ + + GPIO_InitTypeDef GPIO_InitStruct; + if(timHandle->Instance==TIM2) + { + /* USER CODE BEGIN TIM2_MspPostInit 0 */ + + /* USER CODE END TIM2_MspPostInit 0 */ + + /**TIM2 GPIO Configuration + PA5 ------> TIM2_CH1 + */ + GPIO_InitStruct.Pin = GPIO_PIN_5; + GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; + GPIO_InitStruct.Pull = GPIO_NOPULL; + GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; + GPIO_InitStruct.Alternate = GPIO_AF1_TIM2; + HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); + + /* USER CODE BEGIN TIM2_MspPostInit 1 */ + + /* USER CODE END TIM2_MspPostInit 1 */ + } + +} + +void HAL_TIM_PWM_MspDeInit(TIM_HandleTypeDef* tim_pwmHandle) +{ + + if(tim_pwmHandle->Instance==TIM2) + { + /* USER CODE BEGIN TIM2_MspDeInit 0 */ + + /* USER CODE END TIM2_MspDeInit 0 */ + /* Peripheral clock disable */ + __HAL_RCC_TIM2_CLK_DISABLE(); + } + /* USER CODE BEGIN TIM2_MspDeInit 1 */ + + /* USER CODE END TIM2_MspDeInit 1 */ +} + +/* USER CODE BEGIN 1 */ + +/* USER CODE END 1 */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/