Initial commit
mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_ltdc_ex.c@0:bb348c97df44, 2020-09-16 (annotated)
- Committer:
- lypinator
- Date:
- Wed Sep 16 01:11:49 2020 +0000
- Revision:
- 0:bb348c97df44
Added PWM
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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lypinator | 0:bb348c97df44 | 1 | /** |
lypinator | 0:bb348c97df44 | 2 | ****************************************************************************** |
lypinator | 0:bb348c97df44 | 3 | * @file stm32f4xx_hal_ltdc_ex.c |
lypinator | 0:bb348c97df44 | 4 | * @author MCD Application Team |
lypinator | 0:bb348c97df44 | 5 | * @brief LTDC Extension HAL module driver. |
lypinator | 0:bb348c97df44 | 6 | ****************************************************************************** |
lypinator | 0:bb348c97df44 | 7 | * @attention |
lypinator | 0:bb348c97df44 | 8 | * |
lypinator | 0:bb348c97df44 | 9 | * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
lypinator | 0:bb348c97df44 | 10 | * |
lypinator | 0:bb348c97df44 | 11 | * Redistribution and use in source and binary forms, with or without modification, |
lypinator | 0:bb348c97df44 | 12 | * are permitted provided that the following conditions are met: |
lypinator | 0:bb348c97df44 | 13 | * 1. Redistributions of source code must retain the above copyright notice, |
lypinator | 0:bb348c97df44 | 14 | * this list of conditions and the following disclaimer. |
lypinator | 0:bb348c97df44 | 15 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
lypinator | 0:bb348c97df44 | 16 | * this list of conditions and the following disclaimer in the documentation |
lypinator | 0:bb348c97df44 | 17 | * and/or other materials provided with the distribution. |
lypinator | 0:bb348c97df44 | 18 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
lypinator | 0:bb348c97df44 | 19 | * may be used to endorse or promote products derived from this software |
lypinator | 0:bb348c97df44 | 20 | * without specific prior written permission. |
lypinator | 0:bb348c97df44 | 21 | * |
lypinator | 0:bb348c97df44 | 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
lypinator | 0:bb348c97df44 | 23 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
lypinator | 0:bb348c97df44 | 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
lypinator | 0:bb348c97df44 | 25 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
lypinator | 0:bb348c97df44 | 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
lypinator | 0:bb348c97df44 | 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
lypinator | 0:bb348c97df44 | 28 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
lypinator | 0:bb348c97df44 | 29 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
lypinator | 0:bb348c97df44 | 30 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
lypinator | 0:bb348c97df44 | 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
lypinator | 0:bb348c97df44 | 32 | * |
lypinator | 0:bb348c97df44 | 33 | ****************************************************************************** |
lypinator | 0:bb348c97df44 | 34 | */ |
lypinator | 0:bb348c97df44 | 35 | |
lypinator | 0:bb348c97df44 | 36 | /* Includes ------------------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 37 | #include "stm32f4xx_hal.h" |
lypinator | 0:bb348c97df44 | 38 | |
lypinator | 0:bb348c97df44 | 39 | /** @addtogroup STM32F4xx_HAL_Driver |
lypinator | 0:bb348c97df44 | 40 | * @{ |
lypinator | 0:bb348c97df44 | 41 | */ |
lypinator | 0:bb348c97df44 | 42 | /** @defgroup LTDCEx LTDCEx |
lypinator | 0:bb348c97df44 | 43 | * @brief LTDC HAL module driver |
lypinator | 0:bb348c97df44 | 44 | * @{ |
lypinator | 0:bb348c97df44 | 45 | */ |
lypinator | 0:bb348c97df44 | 46 | |
lypinator | 0:bb348c97df44 | 47 | #ifdef HAL_LTDC_MODULE_ENABLED |
lypinator | 0:bb348c97df44 | 48 | |
lypinator | 0:bb348c97df44 | 49 | /* Private typedef -----------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 50 | /* Private define ------------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 51 | /* Private macro -------------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 52 | /* Private variables ---------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 53 | /* Private function prototypes -----------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 54 | /* Exported functions --------------------------------------------------------*/ |
lypinator | 0:bb348c97df44 | 55 | |
lypinator | 0:bb348c97df44 | 56 | /** @defgroup LTDCEx_Exported_Functions LTDC Extended Exported Functions |
lypinator | 0:bb348c97df44 | 57 | * @{ |
lypinator | 0:bb348c97df44 | 58 | */ |
lypinator | 0:bb348c97df44 | 59 | |
lypinator | 0:bb348c97df44 | 60 | /** @defgroup LTDCEx_Exported_Functions_Group1 Initialization and Configuration functions |
lypinator | 0:bb348c97df44 | 61 | * @brief Initialization and Configuration functions |
lypinator | 0:bb348c97df44 | 62 | * |
lypinator | 0:bb348c97df44 | 63 | @verbatim |
lypinator | 0:bb348c97df44 | 64 | =============================================================================== |
lypinator | 0:bb348c97df44 | 65 | ##### Initialization and Configuration functions ##### |
lypinator | 0:bb348c97df44 | 66 | =============================================================================== |
lypinator | 0:bb348c97df44 | 67 | [..] This section provides functions allowing to: |
lypinator | 0:bb348c97df44 | 68 | (+) Initialize and configure the LTDC |
lypinator | 0:bb348c97df44 | 69 | |
lypinator | 0:bb348c97df44 | 70 | @endverbatim |
lypinator | 0:bb348c97df44 | 71 | * @{ |
lypinator | 0:bb348c97df44 | 72 | */ |
lypinator | 0:bb348c97df44 | 73 | #if defined(STM32F469xx) || defined(STM32F479xx) |
lypinator | 0:bb348c97df44 | 74 | /** |
lypinator | 0:bb348c97df44 | 75 | * @brief Retrieve common parameters from DSI Video mode configuration structure |
lypinator | 0:bb348c97df44 | 76 | * @param hltdc pointer to a LTDC_HandleTypeDef structure that contains |
lypinator | 0:bb348c97df44 | 77 | * the configuration information for the LTDC. |
lypinator | 0:bb348c97df44 | 78 | * @param VidCfg pointer to a DSI_VidCfgTypeDef structure that contains |
lypinator | 0:bb348c97df44 | 79 | * the DSI video mode configuration parameters |
lypinator | 0:bb348c97df44 | 80 | * @note The implementation of this function is taking into account the LTDC |
lypinator | 0:bb348c97df44 | 81 | * polarities inversion as described in the current LTDC specification |
lypinator | 0:bb348c97df44 | 82 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 83 | */ |
lypinator | 0:bb348c97df44 | 84 | HAL_StatusTypeDef HAL_LTDCEx_StructInitFromVideoConfig(LTDC_HandleTypeDef* hltdc, DSI_VidCfgTypeDef *VidCfg) |
lypinator | 0:bb348c97df44 | 85 | { |
lypinator | 0:bb348c97df44 | 86 | /* Retrieve signal polarities from DSI */ |
lypinator | 0:bb348c97df44 | 87 | |
lypinator | 0:bb348c97df44 | 88 | /* The following polarity is inverted: |
lypinator | 0:bb348c97df44 | 89 | LTDC_DEPOLARITY_AL <-> LTDC_DEPOLARITY_AH */ |
lypinator | 0:bb348c97df44 | 90 | |
lypinator | 0:bb348c97df44 | 91 | /* Note 1 : Code in line w/ Current LTDC specification */ |
lypinator | 0:bb348c97df44 | 92 | hltdc->Init.DEPolarity = (VidCfg->DEPolarity == DSI_DATA_ENABLE_ACTIVE_HIGH) ? LTDC_DEPOLARITY_AL : LTDC_DEPOLARITY_AH; |
lypinator | 0:bb348c97df44 | 93 | hltdc->Init.VSPolarity = (VidCfg->VSPolarity == DSI_VSYNC_ACTIVE_HIGH) ? LTDC_VSPOLARITY_AH : LTDC_VSPOLARITY_AL; |
lypinator | 0:bb348c97df44 | 94 | hltdc->Init.HSPolarity = (VidCfg->HSPolarity == DSI_HSYNC_ACTIVE_HIGH) ? LTDC_HSPOLARITY_AH : LTDC_HSPOLARITY_AL; |
lypinator | 0:bb348c97df44 | 95 | |
lypinator | 0:bb348c97df44 | 96 | /* Note 2: Code to be used in case LTDC polarities inversion updated in the specification */ |
lypinator | 0:bb348c97df44 | 97 | /* hltdc->Init.DEPolarity = VidCfg->DEPolarity << 29; |
lypinator | 0:bb348c97df44 | 98 | hltdc->Init.VSPolarity = VidCfg->VSPolarity << 29; |
lypinator | 0:bb348c97df44 | 99 | hltdc->Init.HSPolarity = VidCfg->HSPolarity << 29; */ |
lypinator | 0:bb348c97df44 | 100 | |
lypinator | 0:bb348c97df44 | 101 | /* Retrieve vertical timing parameters from DSI */ |
lypinator | 0:bb348c97df44 | 102 | hltdc->Init.VerticalSync = VidCfg->VerticalSyncActive - 1U; |
lypinator | 0:bb348c97df44 | 103 | hltdc->Init.AccumulatedVBP = VidCfg->VerticalSyncActive + VidCfg->VerticalBackPorch - 1U; |
lypinator | 0:bb348c97df44 | 104 | hltdc->Init.AccumulatedActiveH = VidCfg->VerticalSyncActive + VidCfg->VerticalBackPorch + VidCfg->VerticalActive - 1U; |
lypinator | 0:bb348c97df44 | 105 | hltdc->Init.TotalHeigh = VidCfg->VerticalSyncActive + VidCfg->VerticalBackPorch + VidCfg->VerticalActive + VidCfg->VerticalFrontPorch - 1U; |
lypinator | 0:bb348c97df44 | 106 | |
lypinator | 0:bb348c97df44 | 107 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 108 | } |
lypinator | 0:bb348c97df44 | 109 | |
lypinator | 0:bb348c97df44 | 110 | /** |
lypinator | 0:bb348c97df44 | 111 | * @brief Retrieve common parameters from DSI Adapted command mode configuration structure |
lypinator | 0:bb348c97df44 | 112 | * @param hltdc pointer to a LTDC_HandleTypeDef structure that contains |
lypinator | 0:bb348c97df44 | 113 | * the configuration information for the LTDC. |
lypinator | 0:bb348c97df44 | 114 | * @param CmdCfg pointer to a DSI_CmdCfgTypeDef structure that contains |
lypinator | 0:bb348c97df44 | 115 | * the DSI command mode configuration parameters |
lypinator | 0:bb348c97df44 | 116 | * @note The implementation of this function is taking into account the LTDC |
lypinator | 0:bb348c97df44 | 117 | * polarities inversion as described in the current LTDC specification |
lypinator | 0:bb348c97df44 | 118 | * @retval HAL status |
lypinator | 0:bb348c97df44 | 119 | */ |
lypinator | 0:bb348c97df44 | 120 | HAL_StatusTypeDef HAL_LTDCEx_StructInitFromAdaptedCommandConfig(LTDC_HandleTypeDef* hltdc, DSI_CmdCfgTypeDef *CmdCfg) |
lypinator | 0:bb348c97df44 | 121 | { |
lypinator | 0:bb348c97df44 | 122 | /* Retrieve signal polarities from DSI */ |
lypinator | 0:bb348c97df44 | 123 | |
lypinator | 0:bb348c97df44 | 124 | /* The following polarities are inverted: |
lypinator | 0:bb348c97df44 | 125 | LTDC_DEPOLARITY_AL <-> LTDC_DEPOLARITY_AH |
lypinator | 0:bb348c97df44 | 126 | LTDC_VSPOLARITY_AL <-> LTDC_VSPOLARITY_AH |
lypinator | 0:bb348c97df44 | 127 | LTDC_HSPOLARITY_AL <-> LTDC_HSPOLARITY_AH)*/ |
lypinator | 0:bb348c97df44 | 128 | |
lypinator | 0:bb348c97df44 | 129 | /* Note 1 : Code in line w/ Current LTDC specification */ |
lypinator | 0:bb348c97df44 | 130 | hltdc->Init.DEPolarity = (CmdCfg->DEPolarity == DSI_DATA_ENABLE_ACTIVE_HIGH) ? LTDC_DEPOLARITY_AL : LTDC_DEPOLARITY_AH; |
lypinator | 0:bb348c97df44 | 131 | hltdc->Init.VSPolarity = (CmdCfg->VSPolarity == DSI_VSYNC_ACTIVE_HIGH) ? LTDC_VSPOLARITY_AL : LTDC_VSPOLARITY_AH; |
lypinator | 0:bb348c97df44 | 132 | hltdc->Init.HSPolarity = (CmdCfg->HSPolarity == DSI_HSYNC_ACTIVE_HIGH) ? LTDC_HSPOLARITY_AL : LTDC_HSPOLARITY_AH; |
lypinator | 0:bb348c97df44 | 133 | |
lypinator | 0:bb348c97df44 | 134 | /* Note 2: Code to be used in case LTDC polarities inversion updated in the specification */ |
lypinator | 0:bb348c97df44 | 135 | /* hltdc->Init.DEPolarity = CmdCfg->DEPolarity << 29; |
lypinator | 0:bb348c97df44 | 136 | hltdc->Init.VSPolarity = CmdCfg->VSPolarity << 29; |
lypinator | 0:bb348c97df44 | 137 | hltdc->Init.HSPolarity = CmdCfg->HSPolarity << 29; */ |
lypinator | 0:bb348c97df44 | 138 | |
lypinator | 0:bb348c97df44 | 139 | return HAL_OK; |
lypinator | 0:bb348c97df44 | 140 | } |
lypinator | 0:bb348c97df44 | 141 | #endif /* STM32F469xx || STM32F479xx */ |
lypinator | 0:bb348c97df44 | 142 | |
lypinator | 0:bb348c97df44 | 143 | /** |
lypinator | 0:bb348c97df44 | 144 | * @} |
lypinator | 0:bb348c97df44 | 145 | */ |
lypinator | 0:bb348c97df44 | 146 | |
lypinator | 0:bb348c97df44 | 147 | /** |
lypinator | 0:bb348c97df44 | 148 | * @} |
lypinator | 0:bb348c97df44 | 149 | */ |
lypinator | 0:bb348c97df44 | 150 | |
lypinator | 0:bb348c97df44 | 151 | #endif /* HAL_DCMI_MODULE_ENABLED */ |
lypinator | 0:bb348c97df44 | 152 | /** |
lypinator | 0:bb348c97df44 | 153 | * @} |
lypinator | 0:bb348c97df44 | 154 | */ |
lypinator | 0:bb348c97df44 | 155 | |
lypinator | 0:bb348c97df44 | 156 | /** |
lypinator | 0:bb348c97df44 | 157 | * @} |
lypinator | 0:bb348c97df44 | 158 | */ |
lypinator | 0:bb348c97df44 | 159 | |
lypinator | 0:bb348c97df44 | 160 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |