PHung Tung / SRC_STM32F7

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targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_hal_ltdc.c@0:e87aa4c49e95, 2019-06-04 (annotated)

Committer:
phungductung
Date:
Tue Jun 04 21:51:46 2019 +0000
Revision:
0:e87aa4c49e95
libray

Who changed what in which revision?

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phungductung 0:e87aa4c49e95 1 /**
phungductung 0:e87aa4c49e95 2 ******************************************************************************
phungductung 0:e87aa4c49e95 3 * @file stm32f7xx_hal_ltdc.c
phungductung 0:e87aa4c49e95 4 * @author MCD Application Team
phungductung 0:e87aa4c49e95 5 * @version V1.0.4
phungductung 0:e87aa4c49e95 6 * @date 09-December-2015
phungductung 0:e87aa4c49e95 7 * @brief LTDC HAL module driver.
phungductung 0:e87aa4c49e95 8 * This file provides firmware functions to manage the following
phungductung 0:e87aa4c49e95 9 * functionalities of the LTDC peripheral:
phungductung 0:e87aa4c49e95 10 * + Initialization and de-initialization functions
phungductung 0:e87aa4c49e95 11 * + IO operation functions
phungductung 0:e87aa4c49e95 12 * + Peripheral Control functions
phungductung 0:e87aa4c49e95 13 * + Peripheral State and Errors functions
phungductung 0:e87aa4c49e95 14 *
phungductung 0:e87aa4c49e95 15 @verbatim
phungductung 0:e87aa4c49e95 16 ==============================================================================
phungductung 0:e87aa4c49e95 17 ##### How to use this driver #####
phungductung 0:e87aa4c49e95 18 ==============================================================================
phungductung 0:e87aa4c49e95 19 [..]
phungductung 0:e87aa4c49e95 20 (#) Program the required configuration through the following parameters:
phungductung 0:e87aa4c49e95 21 the LTDC timing, the horizontal and vertical polarity,
phungductung 0:e87aa4c49e95 22 the pixel clock polarity, Data Enable polarity and the LTDC background color value
phungductung 0:e87aa4c49e95 23 using HAL_LTDC_Init() function
phungductung 0:e87aa4c49e95 24
phungductung 0:e87aa4c49e95 25 (#) Program the required configuration through the following parameters:
phungductung 0:e87aa4c49e95 26 the pixel format, the blending factors, input alpha value, the window size
phungductung 0:e87aa4c49e95 27 and the image size using HAL_LTDC_ConfigLayer() function for foreground
phungductung 0:e87aa4c49e95 28 or/and background layer.
phungductung 0:e87aa4c49e95 29
phungductung 0:e87aa4c49e95 30 (#) Optionally, configure and enable the CLUT using HAL_LTDC_ConfigCLUT() and
phungductung 0:e87aa4c49e95 31 HAL_LTDC_EnableCLUT functions.
phungductung 0:e87aa4c49e95 32
phungductung 0:e87aa4c49e95 33 (#) Optionally, enable the Dither using HAL_LTDC_EnableDither().
phungductung 0:e87aa4c49e95 34
phungductung 0:e87aa4c49e95 35 (#) Optionally, configure and enable the Color keying using HAL_LTDC_ConfigColorKeying()
phungductung 0:e87aa4c49e95 36 and HAL_LTDC_EnableColorKeying functions.
phungductung 0:e87aa4c49e95 37
phungductung 0:e87aa4c49e95 38 (#) Optionally, configure LineInterrupt using HAL_LTDC_ProgramLineEvent()
phungductung 0:e87aa4c49e95 39 function
phungductung 0:e87aa4c49e95 40
phungductung 0:e87aa4c49e95 41 (#) If needed, reconfigure and change the pixel format value, the alpha value
phungductung 0:e87aa4c49e95 42 value, the window size, the window position and the layer start address
phungductung 0:e87aa4c49e95 43 for foreground or/and background layer using respectively the following
phungductung 0:e87aa4c49e95 44 functions: HAL_LTDC_SetPixelFormat(), HAL_LTDC_SetAlpha(), HAL_LTDC_SetWindowSize(),
phungductung 0:e87aa4c49e95 45 HAL_LTDC_SetWindowPosition(), HAL_LTDC_SetAddress.
phungductung 0:e87aa4c49e95 46
phungductung 0:e87aa4c49e95 47 (#) To control LTDC state you can use the following function: HAL_LTDC_GetState()
phungductung 0:e87aa4c49e95 48
phungductung 0:e87aa4c49e95 49 *** LTDC HAL driver macros list ***
phungductung 0:e87aa4c49e95 50 =============================================
phungductung 0:e87aa4c49e95 51 [..]
phungductung 0:e87aa4c49e95 52 Below the list of most used macros in LTDC HAL driver.
phungductung 0:e87aa4c49e95 53
phungductung 0:e87aa4c49e95 54 (+) __HAL_LTDC_ENABLE: Enable the LTDC.
phungductung 0:e87aa4c49e95 55 (+) __HAL_LTDC_DISABLE: Disable the LTDC.
phungductung 0:e87aa4c49e95 56 (+) __HAL_LTDC_LAYER_ENABLE: Enable the LTDC Layer.
phungductung 0:e87aa4c49e95 57 (+) __HAL_LTDC_LAYER_DISABLE: Disable the LTDC Layer.
phungductung 0:e87aa4c49e95 58 (+) __HAL_LTDC_RELOAD_CONFIG: Reload Layer Configuration.
phungductung 0:e87aa4c49e95 59 (+) __HAL_LTDC_GET_FLAG: Get the LTDC pending flags.
phungductung 0:e87aa4c49e95 60 (+) __HAL_LTDC_CLEAR_FLAG: Clear the LTDC pending flags.
phungductung 0:e87aa4c49e95 61 (+) __HAL_LTDC_ENABLE_IT: Enable the specified LTDC interrupts.
phungductung 0:e87aa4c49e95 62 (+) __HAL_LTDC_DISABLE_IT: Disable the specified LTDC interrupts.
phungductung 0:e87aa4c49e95 63 (+) __HAL_LTDC_GET_IT_SOURCE: Check whether the specified LTDC interrupt has occurred or not.
phungductung 0:e87aa4c49e95 64
phungductung 0:e87aa4c49e95 65 [..]
phungductung 0:e87aa4c49e95 66 (@) You can refer to the LTDC HAL driver header file for more useful macros
phungductung 0:e87aa4c49e95 67
phungductung 0:e87aa4c49e95 68 @endverbatim
phungductung 0:e87aa4c49e95 69 ******************************************************************************
phungductung 0:e87aa4c49e95 70 * @attention
phungductung 0:e87aa4c49e95 71 *
phungductung 0:e87aa4c49e95 72 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
phungductung 0:e87aa4c49e95 73 *
phungductung 0:e87aa4c49e95 74 * Redistribution and use in source and binary forms, with or without modification,
phungductung 0:e87aa4c49e95 75 * are permitted provided that the following conditions are met:
phungductung 0:e87aa4c49e95 76 * 1. Redistributions of source code must retain the above copyright notice,
phungductung 0:e87aa4c49e95 77 * this list of conditions and the following disclaimer.
phungductung 0:e87aa4c49e95 78 * 2. Redistributions in binary form must reproduce the above copyright notice,
phungductung 0:e87aa4c49e95 79 * this list of conditions and the following disclaimer in the documentation
phungductung 0:e87aa4c49e95 80 * and/or other materials provided with the distribution.
phungductung 0:e87aa4c49e95 81 * 3. Neither the name of STMicroelectronics nor the names of its contributors
phungductung 0:e87aa4c49e95 82 * may be used to endorse or promote products derived from this software
phungductung 0:e87aa4c49e95 83 * without specific prior written permission.
phungductung 0:e87aa4c49e95 84 *
phungductung 0:e87aa4c49e95 85 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
phungductung 0:e87aa4c49e95 86 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
phungductung 0:e87aa4c49e95 87 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
phungductung 0:e87aa4c49e95 88 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
phungductung 0:e87aa4c49e95 89 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
phungductung 0:e87aa4c49e95 90 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
phungductung 0:e87aa4c49e95 91 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
phungductung 0:e87aa4c49e95 92 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
phungductung 0:e87aa4c49e95 93 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
phungductung 0:e87aa4c49e95 94 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
phungductung 0:e87aa4c49e95 95 *
phungductung 0:e87aa4c49e95 96 ******************************************************************************
phungductung 0:e87aa4c49e95 97 */
phungductung 0:e87aa4c49e95 98
phungductung 0:e87aa4c49e95 99 /* Includes ------------------------------------------------------------------*/
phungductung 0:e87aa4c49e95 100 #include "stm32f7xx_hal.h"
phungductung 0:e87aa4c49e95 101
phungductung 0:e87aa4c49e95 102 /** @addtogroup STM32F7xx_HAL_Driver
phungductung 0:e87aa4c49e95 103 * @{
phungductung 0:e87aa4c49e95 104 */
phungductung 0:e87aa4c49e95 105 #if defined (STM32F746xx) || defined (STM32F756xx)
phungductung 0:e87aa4c49e95 106
phungductung 0:e87aa4c49e95 107 /** @defgroup LTDC LTDC
phungductung 0:e87aa4c49e95 108 * @brief LTDC HAL module driver
phungductung 0:e87aa4c49e95 109 * @{
phungductung 0:e87aa4c49e95 110 */
phungductung 0:e87aa4c49e95 111
phungductung 0:e87aa4c49e95 112 #ifdef HAL_LTDC_MODULE_ENABLED
phungductung 0:e87aa4c49e95 113
phungductung 0:e87aa4c49e95 114 /* Private typedef -----------------------------------------------------------*/
phungductung 0:e87aa4c49e95 115 /* Private define ------------------------------------------------------------*/
phungductung 0:e87aa4c49e95 116 /* Private macro -------------------------------------------------------------*/
phungductung 0:e87aa4c49e95 117 /* Private variables ---------------------------------------------------------*/
phungductung 0:e87aa4c49e95 118 /* Private function prototypes -----------------------------------------------*/
phungductung 0:e87aa4c49e95 119 static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx);
phungductung 0:e87aa4c49e95 120 /* Private functions ---------------------------------------------------------*/
phungductung 0:e87aa4c49e95 121
phungductung 0:e87aa4c49e95 122 /** @defgroup LTDC_Exported_Functions LTDC Exported Functions
phungductung 0:e87aa4c49e95 123 * @{
phungductung 0:e87aa4c49e95 124 */
phungductung 0:e87aa4c49e95 125
phungductung 0:e87aa4c49e95 126 /** @defgroup LTDC_Exported_Functions_Group1 Initialization and Configuration functions
phungductung 0:e87aa4c49e95 127 * @brief Initialization and Configuration functions
phungductung 0:e87aa4c49e95 128 *
phungductung 0:e87aa4c49e95 129 @verbatim
phungductung 0:e87aa4c49e95 130 ===============================================================================
phungductung 0:e87aa4c49e95 131 ##### Initialization and Configuration functions #####
phungductung 0:e87aa4c49e95 132 ===============================================================================
phungductung 0:e87aa4c49e95 133 [..] This section provides functions allowing to:
phungductung 0:e87aa4c49e95 134 (+) Initialize and configure the LTDC
phungductung 0:e87aa4c49e95 135 (+) De-initialize the LTDC
phungductung 0:e87aa4c49e95 136
phungductung 0:e87aa4c49e95 137 @endverbatim
phungductung 0:e87aa4c49e95 138 * @{
phungductung 0:e87aa4c49e95 139 */
phungductung 0:e87aa4c49e95 140
phungductung 0:e87aa4c49e95 141 /**
phungductung 0:e87aa4c49e95 142 * @brief Initializes the LTDC according to the specified
phungductung 0:e87aa4c49e95 143 * parameters in the LTDC_InitTypeDef and create the associated handle.
phungductung 0:e87aa4c49e95 144 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 145 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 146 * @retval HAL status
phungductung 0:e87aa4c49e95 147 */
phungductung 0:e87aa4c49e95 148 HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 149 {
phungductung 0:e87aa4c49e95 150 uint32_t tmp = 0, tmp1 = 0;
phungductung 0:e87aa4c49e95 151
phungductung 0:e87aa4c49e95 152 /* Check the LTDC peripheral state */
phungductung 0:e87aa4c49e95 153 if(hltdc == NULL)
phungductung 0:e87aa4c49e95 154 {
phungductung 0:e87aa4c49e95 155 return HAL_ERROR;
phungductung 0:e87aa4c49e95 156 }
phungductung 0:e87aa4c49e95 157
phungductung 0:e87aa4c49e95 158 /* Check function parameters */
phungductung 0:e87aa4c49e95 159 assert_param(IS_LTDC_ALL_INSTANCE(hltdc->Instance));
phungductung 0:e87aa4c49e95 160 assert_param(IS_LTDC_HSYNC(hltdc->Init.HorizontalSync));
phungductung 0:e87aa4c49e95 161 assert_param(IS_LTDC_VSYNC(hltdc->Init.VerticalSync));
phungductung 0:e87aa4c49e95 162 assert_param(IS_LTDC_AHBP(hltdc->Init.AccumulatedHBP));
phungductung 0:e87aa4c49e95 163 assert_param(IS_LTDC_AVBP(hltdc->Init.AccumulatedVBP));
phungductung 0:e87aa4c49e95 164 assert_param(IS_LTDC_AAH(hltdc->Init.AccumulatedActiveH));
phungductung 0:e87aa4c49e95 165 assert_param(IS_LTDC_AAW(hltdc->Init.AccumulatedActiveW));
phungductung 0:e87aa4c49e95 166 assert_param(IS_LTDC_TOTALH(hltdc->Init.TotalHeigh));
phungductung 0:e87aa4c49e95 167 assert_param(IS_LTDC_TOTALW(hltdc->Init.TotalWidth));
phungductung 0:e87aa4c49e95 168 assert_param(IS_LTDC_HSPOL(hltdc->Init.HSPolarity));
phungductung 0:e87aa4c49e95 169 assert_param(IS_LTDC_VSPOL(hltdc->Init.VSPolarity));
phungductung 0:e87aa4c49e95 170 assert_param(IS_LTDC_DEPOL(hltdc->Init.DEPolarity));
phungductung 0:e87aa4c49e95 171 assert_param(IS_LTDC_PCPOL(hltdc->Init.PCPolarity));
phungductung 0:e87aa4c49e95 172
phungductung 0:e87aa4c49e95 173 if(hltdc->State == HAL_LTDC_STATE_RESET)
phungductung 0:e87aa4c49e95 174 {
phungductung 0:e87aa4c49e95 175 /* Allocate lock resource and initialize it */
phungductung 0:e87aa4c49e95 176 hltdc->Lock = HAL_UNLOCKED;
phungductung 0:e87aa4c49e95 177 /* Init the low level hardware */
phungductung 0:e87aa4c49e95 178 HAL_LTDC_MspInit(hltdc);
phungductung 0:e87aa4c49e95 179 }
phungductung 0:e87aa4c49e95 180
phungductung 0:e87aa4c49e95 181 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 182 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 183
phungductung 0:e87aa4c49e95 184 /* Configures the HS, VS, DE and PC polarity */
phungductung 0:e87aa4c49e95 185 hltdc->Instance->GCR &= ~(LTDC_GCR_HSPOL | LTDC_GCR_VSPOL | LTDC_GCR_DEPOL | LTDC_GCR_PCPOL);
phungductung 0:e87aa4c49e95 186 hltdc->Instance->GCR |= (uint32_t)(hltdc->Init.HSPolarity | hltdc->Init.VSPolarity | \
phungductung 0:e87aa4c49e95 187 hltdc->Init.DEPolarity | hltdc->Init.PCPolarity);
phungductung 0:e87aa4c49e95 188
phungductung 0:e87aa4c49e95 189 /* Sets Synchronization size */
phungductung 0:e87aa4c49e95 190 hltdc->Instance->SSCR &= ~(LTDC_SSCR_VSH | LTDC_SSCR_HSW);
phungductung 0:e87aa4c49e95 191 tmp = (hltdc->Init.HorizontalSync << 16);
phungductung 0:e87aa4c49e95 192 hltdc->Instance->SSCR |= (tmp | hltdc->Init.VerticalSync);
phungductung 0:e87aa4c49e95 193
phungductung 0:e87aa4c49e95 194 /* Sets Accumulated Back porch */
phungductung 0:e87aa4c49e95 195 hltdc->Instance->BPCR &= ~(LTDC_BPCR_AVBP | LTDC_BPCR_AHBP);
phungductung 0:e87aa4c49e95 196 tmp = (hltdc->Init.AccumulatedHBP << 16);
phungductung 0:e87aa4c49e95 197 hltdc->Instance->BPCR |= (tmp | hltdc->Init.AccumulatedVBP);
phungductung 0:e87aa4c49e95 198
phungductung 0:e87aa4c49e95 199 /* Sets Accumulated Active Width */
phungductung 0:e87aa4c49e95 200 hltdc->Instance->AWCR &= ~(LTDC_AWCR_AAH | LTDC_AWCR_AAW);
phungductung 0:e87aa4c49e95 201 tmp = (hltdc->Init.AccumulatedActiveW << 16);
phungductung 0:e87aa4c49e95 202 hltdc->Instance->AWCR |= (tmp | hltdc->Init.AccumulatedActiveH);
phungductung 0:e87aa4c49e95 203
phungductung 0:e87aa4c49e95 204 /* Sets Total Width */
phungductung 0:e87aa4c49e95 205 hltdc->Instance->TWCR &= ~(LTDC_TWCR_TOTALH | LTDC_TWCR_TOTALW);
phungductung 0:e87aa4c49e95 206 tmp = (hltdc->Init.TotalWidth << 16);
phungductung 0:e87aa4c49e95 207 hltdc->Instance->TWCR |= (tmp | hltdc->Init.TotalHeigh);
phungductung 0:e87aa4c49e95 208
phungductung 0:e87aa4c49e95 209 /* Sets the background color value */
phungductung 0:e87aa4c49e95 210 tmp = ((uint32_t)(hltdc->Init.Backcolor.Green) << 8);
phungductung 0:e87aa4c49e95 211 tmp1 = ((uint32_t)(hltdc->Init.Backcolor.Red) << 16);
phungductung 0:e87aa4c49e95 212 hltdc->Instance->BCCR &= ~(LTDC_BCCR_BCBLUE | LTDC_BCCR_BCGREEN | LTDC_BCCR_BCRED);
phungductung 0:e87aa4c49e95 213 hltdc->Instance->BCCR |= (tmp1 | tmp | hltdc->Init.Backcolor.Blue);
phungductung 0:e87aa4c49e95 214
phungductung 0:e87aa4c49e95 215 /* Enable the transfer Error interrupt */
phungductung 0:e87aa4c49e95 216 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_TE);
phungductung 0:e87aa4c49e95 217
phungductung 0:e87aa4c49e95 218 /* Enable the FIFO underrun interrupt */
phungductung 0:e87aa4c49e95 219 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_FU);
phungductung 0:e87aa4c49e95 220
phungductung 0:e87aa4c49e95 221 /* Enable LTDC by setting LTDCEN bit */
phungductung 0:e87aa4c49e95 222 __HAL_LTDC_ENABLE(hltdc);
phungductung 0:e87aa4c49e95 223
phungductung 0:e87aa4c49e95 224 /* Initialize the error code */
phungductung 0:e87aa4c49e95 225 hltdc->ErrorCode = HAL_LTDC_ERROR_NONE;
phungductung 0:e87aa4c49e95 226
phungductung 0:e87aa4c49e95 227 /* Initialize the LTDC state*/
phungductung 0:e87aa4c49e95 228 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 229
phungductung 0:e87aa4c49e95 230 return HAL_OK;
phungductung 0:e87aa4c49e95 231 }
phungductung 0:e87aa4c49e95 232
phungductung 0:e87aa4c49e95 233 /**
phungductung 0:e87aa4c49e95 234 * @brief Deinitializes the LTDC peripheral registers to their default reset
phungductung 0:e87aa4c49e95 235 * values.
phungductung 0:e87aa4c49e95 236 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 237 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 238 * @retval None
phungductung 0:e87aa4c49e95 239 */
phungductung 0:e87aa4c49e95 240
phungductung 0:e87aa4c49e95 241 HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 242 {
phungductung 0:e87aa4c49e95 243 /* DeInit the low level hardware */
phungductung 0:e87aa4c49e95 244 HAL_LTDC_MspDeInit(hltdc);
phungductung 0:e87aa4c49e95 245
phungductung 0:e87aa4c49e95 246 /* Initialize the error code */
phungductung 0:e87aa4c49e95 247 hltdc->ErrorCode = HAL_LTDC_ERROR_NONE;
phungductung 0:e87aa4c49e95 248
phungductung 0:e87aa4c49e95 249 /* Initialize the LTDC state*/
phungductung 0:e87aa4c49e95 250 hltdc->State = HAL_LTDC_STATE_RESET;
phungductung 0:e87aa4c49e95 251
phungductung 0:e87aa4c49e95 252 /* Release Lock */
phungductung 0:e87aa4c49e95 253 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 254
phungductung 0:e87aa4c49e95 255 return HAL_OK;
phungductung 0:e87aa4c49e95 256 }
phungductung 0:e87aa4c49e95 257
phungductung 0:e87aa4c49e95 258 /**
phungductung 0:e87aa4c49e95 259 * @brief Initializes the LTDC MSP.
phungductung 0:e87aa4c49e95 260 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 261 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 262 * @retval None
phungductung 0:e87aa4c49e95 263 */
phungductung 0:e87aa4c49e95 264 __weak void HAL_LTDC_MspInit(LTDC_HandleTypeDef* hltdc)
phungductung 0:e87aa4c49e95 265 {
phungductung 0:e87aa4c49e95 266 /* Prevent unused argument(s) compilation warning */
phungductung 0:e87aa4c49e95 267 UNUSED(hltdc);
phungductung 0:e87aa4c49e95 268
phungductung 0:e87aa4c49e95 269 /* NOTE : This function Should not be modified, when the callback is needed,
phungductung 0:e87aa4c49e95 270 the HAL_LTDC_MspInit could be implemented in the user file
phungductung 0:e87aa4c49e95 271 */
phungductung 0:e87aa4c49e95 272 }
phungductung 0:e87aa4c49e95 273
phungductung 0:e87aa4c49e95 274 /**
phungductung 0:e87aa4c49e95 275 * @brief DeInitializes the LTDC MSP.
phungductung 0:e87aa4c49e95 276 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 277 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 278 * @retval None
phungductung 0:e87aa4c49e95 279 */
phungductung 0:e87aa4c49e95 280 __weak void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef* hltdc)
phungductung 0:e87aa4c49e95 281 {
phungductung 0:e87aa4c49e95 282 /* Prevent unused argument(s) compilation warning */
phungductung 0:e87aa4c49e95 283 UNUSED(hltdc);
phungductung 0:e87aa4c49e95 284
phungductung 0:e87aa4c49e95 285 /* NOTE : This function Should not be modified, when the callback is needed,
phungductung 0:e87aa4c49e95 286 the HAL_LTDC_MspDeInit could be implemented in the user file
phungductung 0:e87aa4c49e95 287 */
phungductung 0:e87aa4c49e95 288 }
phungductung 0:e87aa4c49e95 289
phungductung 0:e87aa4c49e95 290 /**
phungductung 0:e87aa4c49e95 291 * @}
phungductung 0:e87aa4c49e95 292 */
phungductung 0:e87aa4c49e95 293
phungductung 0:e87aa4c49e95 294 /** @defgroup LTDC_Exported_Functions_Group2 IO operation functions
phungductung 0:e87aa4c49e95 295 * @brief IO operation functions
phungductung 0:e87aa4c49e95 296 *
phungductung 0:e87aa4c49e95 297 @verbatim
phungductung 0:e87aa4c49e95 298 ===============================================================================
phungductung 0:e87aa4c49e95 299 ##### IO operation functions #####
phungductung 0:e87aa4c49e95 300 ===============================================================================
phungductung 0:e87aa4c49e95 301 [..] This section provides function allowing to:
phungductung 0:e87aa4c49e95 302 (+) Handle LTDC interrupt request
phungductung 0:e87aa4c49e95 303
phungductung 0:e87aa4c49e95 304 @endverbatim
phungductung 0:e87aa4c49e95 305 * @{
phungductung 0:e87aa4c49e95 306 */
phungductung 0:e87aa4c49e95 307 /**
phungductung 0:e87aa4c49e95 308 * @brief Handles LTDC interrupt request.
phungductung 0:e87aa4c49e95 309 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 310 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 311 * @retval HAL status
phungductung 0:e87aa4c49e95 312 */
phungductung 0:e87aa4c49e95 313 void HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 314 {
phungductung 0:e87aa4c49e95 315 /* Transfer Error Interrupt management ***************************************/
phungductung 0:e87aa4c49e95 316 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_TE) != RESET)
phungductung 0:e87aa4c49e95 317 {
phungductung 0:e87aa4c49e95 318 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_TE) != RESET)
phungductung 0:e87aa4c49e95 319 {
phungductung 0:e87aa4c49e95 320 /* Disable the transfer Error interrupt */
phungductung 0:e87aa4c49e95 321 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_TE);
phungductung 0:e87aa4c49e95 322
phungductung 0:e87aa4c49e95 323 /* Clear the transfer error flag */
phungductung 0:e87aa4c49e95 324 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_TE);
phungductung 0:e87aa4c49e95 325
phungductung 0:e87aa4c49e95 326 /* Update error code */
phungductung 0:e87aa4c49e95 327 hltdc->ErrorCode |= HAL_LTDC_ERROR_TE;
phungductung 0:e87aa4c49e95 328
phungductung 0:e87aa4c49e95 329 /* Change LTDC state */
phungductung 0:e87aa4c49e95 330 hltdc->State = HAL_LTDC_STATE_ERROR;
phungductung 0:e87aa4c49e95 331
phungductung 0:e87aa4c49e95 332 /* Process unlocked */
phungductung 0:e87aa4c49e95 333 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 334
phungductung 0:e87aa4c49e95 335 /* Transfer error Callback */
phungductung 0:e87aa4c49e95 336 HAL_LTDC_ErrorCallback(hltdc);
phungductung 0:e87aa4c49e95 337 }
phungductung 0:e87aa4c49e95 338 }
phungductung 0:e87aa4c49e95 339 /* FIFO underrun Interrupt management ***************************************/
phungductung 0:e87aa4c49e95 340 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_FU) != RESET)
phungductung 0:e87aa4c49e95 341 {
phungductung 0:e87aa4c49e95 342 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_FU) != RESET)
phungductung 0:e87aa4c49e95 343 {
phungductung 0:e87aa4c49e95 344 /* Disable the FIFO underrun interrupt */
phungductung 0:e87aa4c49e95 345 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_FU);
phungductung 0:e87aa4c49e95 346
phungductung 0:e87aa4c49e95 347 /* Clear the FIFO underrun flag */
phungductung 0:e87aa4c49e95 348 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_FU);
phungductung 0:e87aa4c49e95 349
phungductung 0:e87aa4c49e95 350 /* Update error code */
phungductung 0:e87aa4c49e95 351 hltdc->ErrorCode |= HAL_LTDC_ERROR_FU;
phungductung 0:e87aa4c49e95 352
phungductung 0:e87aa4c49e95 353 /* Change LTDC state */
phungductung 0:e87aa4c49e95 354 hltdc->State = HAL_LTDC_STATE_ERROR;
phungductung 0:e87aa4c49e95 355
phungductung 0:e87aa4c49e95 356 /* Process unlocked */
phungductung 0:e87aa4c49e95 357 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 358
phungductung 0:e87aa4c49e95 359 /* Transfer error Callback */
phungductung 0:e87aa4c49e95 360 HAL_LTDC_ErrorCallback(hltdc);
phungductung 0:e87aa4c49e95 361 }
phungductung 0:e87aa4c49e95 362 }
phungductung 0:e87aa4c49e95 363 /* Line Interrupt management ************************************************/
phungductung 0:e87aa4c49e95 364 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_LI) != RESET)
phungductung 0:e87aa4c49e95 365 {
phungductung 0:e87aa4c49e95 366 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_LI) != RESET)
phungductung 0:e87aa4c49e95 367 {
phungductung 0:e87aa4c49e95 368 /* Disable the Line interrupt */
phungductung 0:e87aa4c49e95 369 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_LI);
phungductung 0:e87aa4c49e95 370
phungductung 0:e87aa4c49e95 371 /* Clear the Line interrupt flag */
phungductung 0:e87aa4c49e95 372 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_LI);
phungductung 0:e87aa4c49e95 373
phungductung 0:e87aa4c49e95 374 /* Change LTDC state */
phungductung 0:e87aa4c49e95 375 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 376
phungductung 0:e87aa4c49e95 377 /* Process unlocked */
phungductung 0:e87aa4c49e95 378 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 379
phungductung 0:e87aa4c49e95 380 /* Line interrupt Callback */
phungductung 0:e87aa4c49e95 381 HAL_LTDC_LineEvenCallback(hltdc);
phungductung 0:e87aa4c49e95 382 }
phungductung 0:e87aa4c49e95 383 }
phungductung 0:e87aa4c49e95 384 }
phungductung 0:e87aa4c49e95 385
phungductung 0:e87aa4c49e95 386 /**
phungductung 0:e87aa4c49e95 387 * @brief Error LTDC callback.
phungductung 0:e87aa4c49e95 388 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 389 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 390 * @retval None
phungductung 0:e87aa4c49e95 391 */
phungductung 0:e87aa4c49e95 392 __weak void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 393 {
phungductung 0:e87aa4c49e95 394 /* Prevent unused argument(s) compilation warning */
phungductung 0:e87aa4c49e95 395 UNUSED(hltdc);
phungductung 0:e87aa4c49e95 396
phungductung 0:e87aa4c49e95 397 /* NOTE : This function Should not be modified, when the callback is needed,
phungductung 0:e87aa4c49e95 398 the HAL_LTDC_ErrorCallback could be implemented in the user file
phungductung 0:e87aa4c49e95 399 */
phungductung 0:e87aa4c49e95 400 }
phungductung 0:e87aa4c49e95 401
phungductung 0:e87aa4c49e95 402 /**
phungductung 0:e87aa4c49e95 403 * @brief Line Event callback.
phungductung 0:e87aa4c49e95 404 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 405 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 406 * @retval None
phungductung 0:e87aa4c49e95 407 */
phungductung 0:e87aa4c49e95 408 __weak void HAL_LTDC_LineEvenCallback(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 409 {
phungductung 0:e87aa4c49e95 410 /* Prevent unused argument(s) compilation warning */
phungductung 0:e87aa4c49e95 411 UNUSED(hltdc);
phungductung 0:e87aa4c49e95 412
phungductung 0:e87aa4c49e95 413 /* NOTE : This function Should not be modified, when the callback is needed,
phungductung 0:e87aa4c49e95 414 the HAL_LTDC_LineEvenCallback could be implemented in the user file
phungductung 0:e87aa4c49e95 415 */
phungductung 0:e87aa4c49e95 416 }
phungductung 0:e87aa4c49e95 417
phungductung 0:e87aa4c49e95 418 /**
phungductung 0:e87aa4c49e95 419 * @}
phungductung 0:e87aa4c49e95 420 */
phungductung 0:e87aa4c49e95 421
phungductung 0:e87aa4c49e95 422 /** @defgroup LTDC_Exported_Functions_Group3 Peripheral Control functions
phungductung 0:e87aa4c49e95 423 * @brief Peripheral Control functions
phungductung 0:e87aa4c49e95 424 *
phungductung 0:e87aa4c49e95 425 @verbatim
phungductung 0:e87aa4c49e95 426 ===============================================================================
phungductung 0:e87aa4c49e95 427 ##### Peripheral Control functions #####
phungductung 0:e87aa4c49e95 428 ===============================================================================
phungductung 0:e87aa4c49e95 429 [..] This section provides functions allowing to:
phungductung 0:e87aa4c49e95 430 (+) Configure the LTDC foreground or/and background parameters.
phungductung 0:e87aa4c49e95 431 (+) Set the active layer.
phungductung 0:e87aa4c49e95 432 (+) Configure the color keying.
phungductung 0:e87aa4c49e95 433 (+) Configure the C-LUT.
phungductung 0:e87aa4c49e95 434 (+) Enable / Disable the color keying.
phungductung 0:e87aa4c49e95 435 (+) Enable / Disable the C-LUT.
phungductung 0:e87aa4c49e95 436 (+) Update the layer position.
phungductung 0:e87aa4c49e95 437 (+) Update the layer size.
phungductung 0:e87aa4c49e95 438 (+) Update pixel format on the fly.
phungductung 0:e87aa4c49e95 439 (+) Update transparency on the fly.
phungductung 0:e87aa4c49e95 440 (+) Update address on the fly.
phungductung 0:e87aa4c49e95 441
phungductung 0:e87aa4c49e95 442 @endverbatim
phungductung 0:e87aa4c49e95 443 * @{
phungductung 0:e87aa4c49e95 444 */
phungductung 0:e87aa4c49e95 445
phungductung 0:e87aa4c49e95 446 /**
phungductung 0:e87aa4c49e95 447 * @brief Configure the LTDC Layer according to the specified
phungductung 0:e87aa4c49e95 448 * parameters in the LTDC_InitTypeDef and create the associated handle.
phungductung 0:e87aa4c49e95 449 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 450 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 451 * @param pLayerCfg: pointer to a LTDC_LayerCfgTypeDef structure that contains
phungductung 0:e87aa4c49e95 452 * the configuration information for the Layer.
phungductung 0:e87aa4c49e95 453 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 454 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 455 * 0 or 1
phungductung 0:e87aa4c49e95 456 * @retval HAL status
phungductung 0:e87aa4c49e95 457 */
phungductung 0:e87aa4c49e95 458 HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 459 {
phungductung 0:e87aa4c49e95 460 /* Process locked */
phungductung 0:e87aa4c49e95 461 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 462
phungductung 0:e87aa4c49e95 463 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 464 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 465
phungductung 0:e87aa4c49e95 466 /* Check the parameters */
phungductung 0:e87aa4c49e95 467 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 468 assert_param(IS_LTDC_PIXEL_FORMAT(pLayerCfg->PixelFormat));
phungductung 0:e87aa4c49e95 469 assert_param(IS_LTDC_BLENDING_FACTOR1(pLayerCfg->BlendingFactor1));
phungductung 0:e87aa4c49e95 470 assert_param(IS_LTDC_BLENDING_FACTOR2(pLayerCfg->BlendingFactor2));
phungductung 0:e87aa4c49e95 471 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
phungductung 0:e87aa4c49e95 472 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
phungductung 0:e87aa4c49e95 473 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
phungductung 0:e87aa4c49e95 474 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
phungductung 0:e87aa4c49e95 475 assert_param(IS_LTDC_ALPHA(pLayerCfg->Alpha0));
phungductung 0:e87aa4c49e95 476 assert_param(IS_LTDC_CFBLL(pLayerCfg->ImageWidth));
phungductung 0:e87aa4c49e95 477 assert_param(IS_LTDC_CFBLNBR(pLayerCfg->ImageHeight));
phungductung 0:e87aa4c49e95 478
phungductung 0:e87aa4c49e95 479 /* Copy new layer configuration into handle structure */
phungductung 0:e87aa4c49e95 480 hltdc->LayerCfg[LayerIdx] = *pLayerCfg;
phungductung 0:e87aa4c49e95 481
phungductung 0:e87aa4c49e95 482 /* Configure the LTDC Layer */
phungductung 0:e87aa4c49e95 483 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
phungductung 0:e87aa4c49e95 484
phungductung 0:e87aa4c49e95 485 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 486 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 487
phungductung 0:e87aa4c49e95 488 /* Initialize the LTDC state*/
phungductung 0:e87aa4c49e95 489 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 490
phungductung 0:e87aa4c49e95 491 /* Process unlocked */
phungductung 0:e87aa4c49e95 492 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 493
phungductung 0:e87aa4c49e95 494 return HAL_OK;
phungductung 0:e87aa4c49e95 495 }
phungductung 0:e87aa4c49e95 496
phungductung 0:e87aa4c49e95 497 /**
phungductung 0:e87aa4c49e95 498 * @brief Configure the color keying.
phungductung 0:e87aa4c49e95 499 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 500 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 501 * @param RGBValue: the color key value
phungductung 0:e87aa4c49e95 502 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 503 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 504 * 0 or 1
phungductung 0:e87aa4c49e95 505 * @retval HAL status
phungductung 0:e87aa4c49e95 506 */
phungductung 0:e87aa4c49e95 507 HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 508 {
phungductung 0:e87aa4c49e95 509 /* Process locked */
phungductung 0:e87aa4c49e95 510 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 511
phungductung 0:e87aa4c49e95 512 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 513 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 514
phungductung 0:e87aa4c49e95 515 /* Check the parameters */
phungductung 0:e87aa4c49e95 516 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 517
phungductung 0:e87aa4c49e95 518 /* Configures the default color values */
phungductung 0:e87aa4c49e95 519 LTDC_LAYER(hltdc, LayerIdx)->CKCR &= ~(LTDC_LxCKCR_CKBLUE | LTDC_LxCKCR_CKGREEN | LTDC_LxCKCR_CKRED);
phungductung 0:e87aa4c49e95 520 LTDC_LAYER(hltdc, LayerIdx)->CKCR = RGBValue;
phungductung 0:e87aa4c49e95 521
phungductung 0:e87aa4c49e95 522 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 523 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 524
phungductung 0:e87aa4c49e95 525 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 526 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 527
phungductung 0:e87aa4c49e95 528 /* Process unlocked */
phungductung 0:e87aa4c49e95 529 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 530
phungductung 0:e87aa4c49e95 531 return HAL_OK;
phungductung 0:e87aa4c49e95 532 }
phungductung 0:e87aa4c49e95 533
phungductung 0:e87aa4c49e95 534 /**
phungductung 0:e87aa4c49e95 535 * @brief Load the color lookup table.
phungductung 0:e87aa4c49e95 536 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 537 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 538 * @param pCLUT: pointer to the color lookup table address.
phungductung 0:e87aa4c49e95 539 * @param CLUTSize: the color lookup table size.
phungductung 0:e87aa4c49e95 540 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 541 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 542 * 0 or 1
phungductung 0:e87aa4c49e95 543 * @retval HAL status
phungductung 0:e87aa4c49e95 544 */
phungductung 0:e87aa4c49e95 545 HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, uint32_t *pCLUT, uint32_t CLUTSize, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 546 {
phungductung 0:e87aa4c49e95 547 uint32_t tmp = 0;
phungductung 0:e87aa4c49e95 548 uint32_t counter = 0;
phungductung 0:e87aa4c49e95 549 uint32_t pcounter = 0;
phungductung 0:e87aa4c49e95 550
phungductung 0:e87aa4c49e95 551 /* Process locked */
phungductung 0:e87aa4c49e95 552 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 553
phungductung 0:e87aa4c49e95 554 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 555 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 556
phungductung 0:e87aa4c49e95 557 /* Check the parameters */
phungductung 0:e87aa4c49e95 558 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 559
phungductung 0:e87aa4c49e95 560 for(counter = 0; (counter < CLUTSize); counter++)
phungductung 0:e87aa4c49e95 561 {
phungductung 0:e87aa4c49e95 562 if(hltdc->LayerCfg[LayerIdx].PixelFormat == LTDC_PIXEL_FORMAT_AL44)
phungductung 0:e87aa4c49e95 563 {
phungductung 0:e87aa4c49e95 564 tmp = (((counter + 16*counter) << 24) | ((uint32_t)(*pCLUT) & 0xFF) | ((uint32_t)(*pCLUT) & 0xFF00) | ((uint32_t)(*pCLUT) & 0xFF0000));
phungductung 0:e87aa4c49e95 565 }
phungductung 0:e87aa4c49e95 566 else
phungductung 0:e87aa4c49e95 567 {
phungductung 0:e87aa4c49e95 568 tmp = ((counter << 24) | ((uint32_t)(*pCLUT) & 0xFF) | ((uint32_t)(*pCLUT) & 0xFF00) | ((uint32_t)(*pCLUT) & 0xFF0000));
phungductung 0:e87aa4c49e95 569 }
phungductung 0:e87aa4c49e95 570 pcounter = (uint32_t)pCLUT + sizeof(*pCLUT);
phungductung 0:e87aa4c49e95 571 pCLUT = (uint32_t *)pcounter;
phungductung 0:e87aa4c49e95 572
phungductung 0:e87aa4c49e95 573 /* Specifies the C-LUT address and RGB value */
phungductung 0:e87aa4c49e95 574 LTDC_LAYER(hltdc, LayerIdx)->CLUTWR = tmp;
phungductung 0:e87aa4c49e95 575 }
phungductung 0:e87aa4c49e95 576
phungductung 0:e87aa4c49e95 577 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 578 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 579
phungductung 0:e87aa4c49e95 580 /* Process unlocked */
phungductung 0:e87aa4c49e95 581 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 582
phungductung 0:e87aa4c49e95 583 return HAL_OK;
phungductung 0:e87aa4c49e95 584 }
phungductung 0:e87aa4c49e95 585
phungductung 0:e87aa4c49e95 586 /**
phungductung 0:e87aa4c49e95 587 * @brief Enable the color keying.
phungductung 0:e87aa4c49e95 588 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 589 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 590 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 591 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 592 * 0 or 1
phungductung 0:e87aa4c49e95 593 * @retval HAL status
phungductung 0:e87aa4c49e95 594 */
phungductung 0:e87aa4c49e95 595 HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 596 {
phungductung 0:e87aa4c49e95 597 /* Process locked */
phungductung 0:e87aa4c49e95 598 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 599
phungductung 0:e87aa4c49e95 600 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 601 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 602
phungductung 0:e87aa4c49e95 603 /* Check the parameters */
phungductung 0:e87aa4c49e95 604 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 605
phungductung 0:e87aa4c49e95 606 /* Enable LTDC color keying by setting COLKEN bit */
phungductung 0:e87aa4c49e95 607 LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_COLKEN;
phungductung 0:e87aa4c49e95 608
phungductung 0:e87aa4c49e95 609 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 610 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 611
phungductung 0:e87aa4c49e95 612 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 613 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 614
phungductung 0:e87aa4c49e95 615 /* Process unlocked */
phungductung 0:e87aa4c49e95 616 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 617
phungductung 0:e87aa4c49e95 618 return HAL_OK;
phungductung 0:e87aa4c49e95 619 }
phungductung 0:e87aa4c49e95 620
phungductung 0:e87aa4c49e95 621 /**
phungductung 0:e87aa4c49e95 622 * @brief Disable the color keying.
phungductung 0:e87aa4c49e95 623 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 624 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 625 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 626 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 627 * 0 or 1
phungductung 0:e87aa4c49e95 628 * @retval HAL status
phungductung 0:e87aa4c49e95 629 */
phungductung 0:e87aa4c49e95 630 HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 631 {
phungductung 0:e87aa4c49e95 632 /* Process locked */
phungductung 0:e87aa4c49e95 633 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 634
phungductung 0:e87aa4c49e95 635 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 636 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 637
phungductung 0:e87aa4c49e95 638 /* Check the parameters */
phungductung 0:e87aa4c49e95 639 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 640
phungductung 0:e87aa4c49e95 641 /* Disable LTDC color keying by setting COLKEN bit */
phungductung 0:e87aa4c49e95 642 LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_COLKEN;
phungductung 0:e87aa4c49e95 643
phungductung 0:e87aa4c49e95 644 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 645 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 646
phungductung 0:e87aa4c49e95 647 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 648 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 649
phungductung 0:e87aa4c49e95 650 /* Process unlocked */
phungductung 0:e87aa4c49e95 651 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 652
phungductung 0:e87aa4c49e95 653 return HAL_OK;
phungductung 0:e87aa4c49e95 654 }
phungductung 0:e87aa4c49e95 655
phungductung 0:e87aa4c49e95 656 /**
phungductung 0:e87aa4c49e95 657 * @brief Enable the color lookup table.
phungductung 0:e87aa4c49e95 658 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 659 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 660 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 661 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 662 * 0 or 1
phungductung 0:e87aa4c49e95 663 * @retval HAL status
phungductung 0:e87aa4c49e95 664 */
phungductung 0:e87aa4c49e95 665 HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 666 {
phungductung 0:e87aa4c49e95 667
phungductung 0:e87aa4c49e95 668 /* Process locked */
phungductung 0:e87aa4c49e95 669 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 670
phungductung 0:e87aa4c49e95 671 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 672 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 673
phungductung 0:e87aa4c49e95 674 /* Check the parameters */
phungductung 0:e87aa4c49e95 675 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 676
phungductung 0:e87aa4c49e95 677 /* Disable LTDC color lookup table by setting CLUTEN bit */
phungductung 0:e87aa4c49e95 678 LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_CLUTEN;
phungductung 0:e87aa4c49e95 679
phungductung 0:e87aa4c49e95 680 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 681 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 682
phungductung 0:e87aa4c49e95 683 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 684 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 685
phungductung 0:e87aa4c49e95 686 /* Process unlocked */
phungductung 0:e87aa4c49e95 687 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 688
phungductung 0:e87aa4c49e95 689 return HAL_OK;
phungductung 0:e87aa4c49e95 690 }
phungductung 0:e87aa4c49e95 691
phungductung 0:e87aa4c49e95 692 /**
phungductung 0:e87aa4c49e95 693 * @brief Disable the color lookup table.
phungductung 0:e87aa4c49e95 694 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 695 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 696 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 697 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 698 * 0 or 1
phungductung 0:e87aa4c49e95 699 * @retval HAL status
phungductung 0:e87aa4c49e95 700 */
phungductung 0:e87aa4c49e95 701 HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 702 {
phungductung 0:e87aa4c49e95 703
phungductung 0:e87aa4c49e95 704 /* Process locked */
phungductung 0:e87aa4c49e95 705 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 706
phungductung 0:e87aa4c49e95 707 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 708 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 709
phungductung 0:e87aa4c49e95 710 /* Check the parameters */
phungductung 0:e87aa4c49e95 711 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 712
phungductung 0:e87aa4c49e95 713 /* Disable LTDC color lookup table by setting CLUTEN bit */
phungductung 0:e87aa4c49e95 714 LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_CLUTEN;
phungductung 0:e87aa4c49e95 715
phungductung 0:e87aa4c49e95 716 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 717 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 718
phungductung 0:e87aa4c49e95 719 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 720 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 721
phungductung 0:e87aa4c49e95 722 /* Process unlocked */
phungductung 0:e87aa4c49e95 723 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 724
phungductung 0:e87aa4c49e95 725 return HAL_OK;
phungductung 0:e87aa4c49e95 726 }
phungductung 0:e87aa4c49e95 727
phungductung 0:e87aa4c49e95 728 /**
phungductung 0:e87aa4c49e95 729 * @brief Enables Dither.
phungductung 0:e87aa4c49e95 730 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 731 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 732 * @retval HAL status
phungductung 0:e87aa4c49e95 733 */
phungductung 0:e87aa4c49e95 734
phungductung 0:e87aa4c49e95 735 HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 736 {
phungductung 0:e87aa4c49e95 737 /* Process locked */
phungductung 0:e87aa4c49e95 738 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 739
phungductung 0:e87aa4c49e95 740 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 741 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 742
phungductung 0:e87aa4c49e95 743 /* Enable Dither by setting DTEN bit */
phungductung 0:e87aa4c49e95 744 LTDC->GCR |= (uint32_t)LTDC_GCR_DTEN;
phungductung 0:e87aa4c49e95 745
phungductung 0:e87aa4c49e95 746 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 747 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 748
phungductung 0:e87aa4c49e95 749 /* Process unlocked */
phungductung 0:e87aa4c49e95 750 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 751
phungductung 0:e87aa4c49e95 752 return HAL_OK;
phungductung 0:e87aa4c49e95 753 }
phungductung 0:e87aa4c49e95 754
phungductung 0:e87aa4c49e95 755 /**
phungductung 0:e87aa4c49e95 756 * @brief Disables Dither.
phungductung 0:e87aa4c49e95 757 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 758 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 759 * @retval HAL status
phungductung 0:e87aa4c49e95 760 */
phungductung 0:e87aa4c49e95 761
phungductung 0:e87aa4c49e95 762 HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 763 {
phungductung 0:e87aa4c49e95 764 /* Process locked */
phungductung 0:e87aa4c49e95 765 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 766
phungductung 0:e87aa4c49e95 767 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 768 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 769
phungductung 0:e87aa4c49e95 770 /* Disable Dither by setting DTEN bit */
phungductung 0:e87aa4c49e95 771 LTDC->GCR &= ~(uint32_t)LTDC_GCR_DTEN;
phungductung 0:e87aa4c49e95 772
phungductung 0:e87aa4c49e95 773 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 774 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 775
phungductung 0:e87aa4c49e95 776 /* Process unlocked */
phungductung 0:e87aa4c49e95 777 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 778
phungductung 0:e87aa4c49e95 779 return HAL_OK;
phungductung 0:e87aa4c49e95 780 }
phungductung 0:e87aa4c49e95 781
phungductung 0:e87aa4c49e95 782 /**
phungductung 0:e87aa4c49e95 783 * @brief Set the LTDC window size.
phungductung 0:e87aa4c49e95 784 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 785 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 786 * @param XSize: LTDC Pixel per line
phungductung 0:e87aa4c49e95 787 * @param YSize: LTDC Line number
phungductung 0:e87aa4c49e95 788 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 789 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 790 * 0 or 1
phungductung 0:e87aa4c49e95 791 * @retval HAL status
phungductung 0:e87aa4c49e95 792 */
phungductung 0:e87aa4c49e95 793 HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 794 {
phungductung 0:e87aa4c49e95 795 LTDC_LayerCfgTypeDef *pLayerCfg;
phungductung 0:e87aa4c49e95 796
phungductung 0:e87aa4c49e95 797 /* Process locked */
phungductung 0:e87aa4c49e95 798 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 799
phungductung 0:e87aa4c49e95 800 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 801 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 802
phungductung 0:e87aa4c49e95 803 /* Get layer configuration from handle structure */
phungductung 0:e87aa4c49e95 804 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
phungductung 0:e87aa4c49e95 805
phungductung 0:e87aa4c49e95 806 /* Check the parameters (Layers parameters)*/
phungductung 0:e87aa4c49e95 807 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 808 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
phungductung 0:e87aa4c49e95 809 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
phungductung 0:e87aa4c49e95 810 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
phungductung 0:e87aa4c49e95 811 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
phungductung 0:e87aa4c49e95 812 assert_param(IS_LTDC_CFBLL(XSize));
phungductung 0:e87aa4c49e95 813 assert_param(IS_LTDC_CFBLNBR(YSize));
phungductung 0:e87aa4c49e95 814
phungductung 0:e87aa4c49e95 815 /* update horizontal start/stop */
phungductung 0:e87aa4c49e95 816 pLayerCfg->WindowX0 = 0;
phungductung 0:e87aa4c49e95 817 pLayerCfg->WindowX1 = XSize + pLayerCfg->WindowX0;
phungductung 0:e87aa4c49e95 818
phungductung 0:e87aa4c49e95 819 /* update vertical start/stop */
phungductung 0:e87aa4c49e95 820 pLayerCfg->WindowY0 = 0;
phungductung 0:e87aa4c49e95 821 pLayerCfg->WindowY1 = YSize + pLayerCfg->WindowY0;
phungductung 0:e87aa4c49e95 822
phungductung 0:e87aa4c49e95 823 /* Reconfigures the color frame buffer pitch in byte */
phungductung 0:e87aa4c49e95 824 pLayerCfg->ImageWidth = XSize;
phungductung 0:e87aa4c49e95 825
phungductung 0:e87aa4c49e95 826 /* Reconfigures the frame buffer line number */
phungductung 0:e87aa4c49e95 827 pLayerCfg->ImageHeight = YSize;
phungductung 0:e87aa4c49e95 828
phungductung 0:e87aa4c49e95 829 /* Set LTDC parameters */
phungductung 0:e87aa4c49e95 830 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
phungductung 0:e87aa4c49e95 831
phungductung 0:e87aa4c49e95 832 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 833 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 834
phungductung 0:e87aa4c49e95 835 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 836 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 837
phungductung 0:e87aa4c49e95 838 /* Process unlocked */
phungductung 0:e87aa4c49e95 839 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 840
phungductung 0:e87aa4c49e95 841 return HAL_OK;
phungductung 0:e87aa4c49e95 842 }
phungductung 0:e87aa4c49e95 843
phungductung 0:e87aa4c49e95 844 /**
phungductung 0:e87aa4c49e95 845 * @brief Set the LTDC window position.
phungductung 0:e87aa4c49e95 846 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 847 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 848 * @param X0: LTDC window X offset
phungductung 0:e87aa4c49e95 849 * @param Y0: LTDC window Y offset
phungductung 0:e87aa4c49e95 850 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 851 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 852 * 0 or 1
phungductung 0:e87aa4c49e95 853 * @retval HAL status
phungductung 0:e87aa4c49e95 854 */
phungductung 0:e87aa4c49e95 855 HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 856 {
phungductung 0:e87aa4c49e95 857 LTDC_LayerCfgTypeDef *pLayerCfg;
phungductung 0:e87aa4c49e95 858
phungductung 0:e87aa4c49e95 859 /* Process locked */
phungductung 0:e87aa4c49e95 860 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 861
phungductung 0:e87aa4c49e95 862 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 863 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 864
phungductung 0:e87aa4c49e95 865 /* Get layer configuration from handle structure */
phungductung 0:e87aa4c49e95 866 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
phungductung 0:e87aa4c49e95 867
phungductung 0:e87aa4c49e95 868 /* Check the parameters */
phungductung 0:e87aa4c49e95 869 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 870 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
phungductung 0:e87aa4c49e95 871 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
phungductung 0:e87aa4c49e95 872 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
phungductung 0:e87aa4c49e95 873 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
phungductung 0:e87aa4c49e95 874
phungductung 0:e87aa4c49e95 875 /* update horizontal start/stop */
phungductung 0:e87aa4c49e95 876 pLayerCfg->WindowX0 = X0;
phungductung 0:e87aa4c49e95 877 pLayerCfg->WindowX1 = X0 + pLayerCfg->ImageWidth;
phungductung 0:e87aa4c49e95 878
phungductung 0:e87aa4c49e95 879 /* update vertical start/stop */
phungductung 0:e87aa4c49e95 880 pLayerCfg->WindowY0 = Y0;
phungductung 0:e87aa4c49e95 881 pLayerCfg->WindowY1 = Y0 + pLayerCfg->ImageHeight;
phungductung 0:e87aa4c49e95 882
phungductung 0:e87aa4c49e95 883 /* Set LTDC parameters */
phungductung 0:e87aa4c49e95 884 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
phungductung 0:e87aa4c49e95 885
phungductung 0:e87aa4c49e95 886 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 887 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 888
phungductung 0:e87aa4c49e95 889 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 890 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 891
phungductung 0:e87aa4c49e95 892 /* Process unlocked */
phungductung 0:e87aa4c49e95 893 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 894
phungductung 0:e87aa4c49e95 895 return HAL_OK;
phungductung 0:e87aa4c49e95 896 }
phungductung 0:e87aa4c49e95 897
phungductung 0:e87aa4c49e95 898 /**
phungductung 0:e87aa4c49e95 899 * @brief Reconfigure the pixel format.
phungductung 0:e87aa4c49e95 900 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 901 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 902 * @param Pixelformat: new pixel format value.
phungductung 0:e87aa4c49e95 903 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 904 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 905 * 0 or 1.
phungductung 0:e87aa4c49e95 906 * @retval HAL status
phungductung 0:e87aa4c49e95 907 */
phungductung 0:e87aa4c49e95 908 HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 909 {
phungductung 0:e87aa4c49e95 910 LTDC_LayerCfgTypeDef *pLayerCfg;
phungductung 0:e87aa4c49e95 911
phungductung 0:e87aa4c49e95 912 /* Process locked */
phungductung 0:e87aa4c49e95 913 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 914
phungductung 0:e87aa4c49e95 915 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 916 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 917
phungductung 0:e87aa4c49e95 918 /* Check the parameters */
phungductung 0:e87aa4c49e95 919 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 920 assert_param(IS_LTDC_PIXEL_FORMAT(Pixelformat));
phungductung 0:e87aa4c49e95 921
phungductung 0:e87aa4c49e95 922 /* Get layer configuration from handle structure */
phungductung 0:e87aa4c49e95 923 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
phungductung 0:e87aa4c49e95 924
phungductung 0:e87aa4c49e95 925 /* Reconfigure the pixel format */
phungductung 0:e87aa4c49e95 926 pLayerCfg->PixelFormat = Pixelformat;
phungductung 0:e87aa4c49e95 927
phungductung 0:e87aa4c49e95 928 /* Set LTDC parameters */
phungductung 0:e87aa4c49e95 929 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
phungductung 0:e87aa4c49e95 930
phungductung 0:e87aa4c49e95 931 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 932 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 933
phungductung 0:e87aa4c49e95 934 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 935 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 936
phungductung 0:e87aa4c49e95 937 /* Process unlocked */
phungductung 0:e87aa4c49e95 938 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 939
phungductung 0:e87aa4c49e95 940 return HAL_OK;
phungductung 0:e87aa4c49e95 941 }
phungductung 0:e87aa4c49e95 942
phungductung 0:e87aa4c49e95 943 /**
phungductung 0:e87aa4c49e95 944 * @brief Reconfigure the layer alpha value.
phungductung 0:e87aa4c49e95 945 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 946 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 947 * @param Alpha: new alpha value.
phungductung 0:e87aa4c49e95 948 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 949 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 950 * 0 or 1
phungductung 0:e87aa4c49e95 951 * @retval HAL status
phungductung 0:e87aa4c49e95 952 */
phungductung 0:e87aa4c49e95 953 HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 954 {
phungductung 0:e87aa4c49e95 955 LTDC_LayerCfgTypeDef *pLayerCfg;
phungductung 0:e87aa4c49e95 956
phungductung 0:e87aa4c49e95 957 /* Process locked */
phungductung 0:e87aa4c49e95 958 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 959
phungductung 0:e87aa4c49e95 960 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 961 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 962
phungductung 0:e87aa4c49e95 963 /* Check the parameters */
phungductung 0:e87aa4c49e95 964 assert_param(IS_LTDC_ALPHA(Alpha));
phungductung 0:e87aa4c49e95 965 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 966
phungductung 0:e87aa4c49e95 967 /* Get layer configuration from handle structure */
phungductung 0:e87aa4c49e95 968 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
phungductung 0:e87aa4c49e95 969
phungductung 0:e87aa4c49e95 970 /* Reconfigure the Alpha value */
phungductung 0:e87aa4c49e95 971 pLayerCfg->Alpha = Alpha;
phungductung 0:e87aa4c49e95 972
phungductung 0:e87aa4c49e95 973 /* Set LTDC parameters */
phungductung 0:e87aa4c49e95 974 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
phungductung 0:e87aa4c49e95 975
phungductung 0:e87aa4c49e95 976 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 977 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 978
phungductung 0:e87aa4c49e95 979 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 980 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 981
phungductung 0:e87aa4c49e95 982 /* Process unlocked */
phungductung 0:e87aa4c49e95 983 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 984
phungductung 0:e87aa4c49e95 985 return HAL_OK;
phungductung 0:e87aa4c49e95 986 }
phungductung 0:e87aa4c49e95 987 /**
phungductung 0:e87aa4c49e95 988 * @brief Reconfigure the frame buffer Address.
phungductung 0:e87aa4c49e95 989 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 990 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 991 * @param Address: new address value.
phungductung 0:e87aa4c49e95 992 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 993 * This parameter can be one of the following values:
phungductung 0:e87aa4c49e95 994 * 0 or 1.
phungductung 0:e87aa4c49e95 995 * @retval HAL status
phungductung 0:e87aa4c49e95 996 */
phungductung 0:e87aa4c49e95 997 HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 998 {
phungductung 0:e87aa4c49e95 999 LTDC_LayerCfgTypeDef *pLayerCfg;
phungductung 0:e87aa4c49e95 1000
phungductung 0:e87aa4c49e95 1001 /* Process locked */
phungductung 0:e87aa4c49e95 1002 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 1003
phungductung 0:e87aa4c49e95 1004 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 1005 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 1006
phungductung 0:e87aa4c49e95 1007 /* Check the parameters */
phungductung 0:e87aa4c49e95 1008 assert_param(IS_LTDC_LAYER(LayerIdx));
phungductung 0:e87aa4c49e95 1009
phungductung 0:e87aa4c49e95 1010 /* Get layer configuration from handle structure */
phungductung 0:e87aa4c49e95 1011 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
phungductung 0:e87aa4c49e95 1012
phungductung 0:e87aa4c49e95 1013 /* Reconfigure the Address */
phungductung 0:e87aa4c49e95 1014 pLayerCfg->FBStartAdress = Address;
phungductung 0:e87aa4c49e95 1015
phungductung 0:e87aa4c49e95 1016 /* Set LTDC parameters */
phungductung 0:e87aa4c49e95 1017 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
phungductung 0:e87aa4c49e95 1018
phungductung 0:e87aa4c49e95 1019 /* Sets the Reload type */
phungductung 0:e87aa4c49e95 1020 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
phungductung 0:e87aa4c49e95 1021
phungductung 0:e87aa4c49e95 1022 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 1023 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 1024
phungductung 0:e87aa4c49e95 1025 /* Process unlocked */
phungductung 0:e87aa4c49e95 1026 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 1027
phungductung 0:e87aa4c49e95 1028 return HAL_OK;
phungductung 0:e87aa4c49e95 1029 }
phungductung 0:e87aa4c49e95 1030
phungductung 0:e87aa4c49e95 1031 /**
phungductung 0:e87aa4c49e95 1032 * @brief Define the position of the line interrupt .
phungductung 0:e87aa4c49e95 1033 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 1034 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 1035 * @param Line: Line Interrupt Position.
phungductung 0:e87aa4c49e95 1036 * @retval HAL status
phungductung 0:e87aa4c49e95 1037 */
phungductung 0:e87aa4c49e95 1038 HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line)
phungductung 0:e87aa4c49e95 1039 {
phungductung 0:e87aa4c49e95 1040 /* Process locked */
phungductung 0:e87aa4c49e95 1041 __HAL_LOCK(hltdc);
phungductung 0:e87aa4c49e95 1042
phungductung 0:e87aa4c49e95 1043 /* Change LTDC peripheral state */
phungductung 0:e87aa4c49e95 1044 hltdc->State = HAL_LTDC_STATE_BUSY;
phungductung 0:e87aa4c49e95 1045
phungductung 0:e87aa4c49e95 1046 /* Check the parameters */
phungductung 0:e87aa4c49e95 1047 assert_param(IS_LTDC_LIPOS(Line));
phungductung 0:e87aa4c49e95 1048
phungductung 0:e87aa4c49e95 1049 /* Enable the Line interrupt */
phungductung 0:e87aa4c49e95 1050 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_LI);
phungductung 0:e87aa4c49e95 1051
phungductung 0:e87aa4c49e95 1052 /* Sets the Line Interrupt position */
phungductung 0:e87aa4c49e95 1053 LTDC->LIPCR = (uint32_t)Line;
phungductung 0:e87aa4c49e95 1054
phungductung 0:e87aa4c49e95 1055 /* Change the LTDC state*/
phungductung 0:e87aa4c49e95 1056 hltdc->State = HAL_LTDC_STATE_READY;
phungductung 0:e87aa4c49e95 1057
phungductung 0:e87aa4c49e95 1058 /* Process unlocked */
phungductung 0:e87aa4c49e95 1059 __HAL_UNLOCK(hltdc);
phungductung 0:e87aa4c49e95 1060
phungductung 0:e87aa4c49e95 1061 return HAL_OK;
phungductung 0:e87aa4c49e95 1062 }
phungductung 0:e87aa4c49e95 1063
phungductung 0:e87aa4c49e95 1064 /**
phungductung 0:e87aa4c49e95 1065 * @}
phungductung 0:e87aa4c49e95 1066 */
phungductung 0:e87aa4c49e95 1067
phungductung 0:e87aa4c49e95 1068 /** @defgroup LTDC_Exported_Functions_Group4 Peripheral State and Errors functions
phungductung 0:e87aa4c49e95 1069 * @brief Peripheral State and Errors functions
phungductung 0:e87aa4c49e95 1070 *
phungductung 0:e87aa4c49e95 1071 @verbatim
phungductung 0:e87aa4c49e95 1072 ===============================================================================
phungductung 0:e87aa4c49e95 1073 ##### Peripheral State and Errors functions #####
phungductung 0:e87aa4c49e95 1074 ===============================================================================
phungductung 0:e87aa4c49e95 1075 [..]
phungductung 0:e87aa4c49e95 1076 This subsection provides functions allowing to
phungductung 0:e87aa4c49e95 1077 (+) Check the LTDC state.
phungductung 0:e87aa4c49e95 1078 (+) Get error code.
phungductung 0:e87aa4c49e95 1079
phungductung 0:e87aa4c49e95 1080 @endverbatim
phungductung 0:e87aa4c49e95 1081 * @{
phungductung 0:e87aa4c49e95 1082 */
phungductung 0:e87aa4c49e95 1083
phungductung 0:e87aa4c49e95 1084 /**
phungductung 0:e87aa4c49e95 1085 * @brief Return the LTDC state
phungductung 0:e87aa4c49e95 1086 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 1087 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 1088 * @retval HAL state
phungductung 0:e87aa4c49e95 1089 */
phungductung 0:e87aa4c49e95 1090 HAL_LTDC_StateTypeDef HAL_LTDC_GetState(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 1091 {
phungductung 0:e87aa4c49e95 1092 return hltdc->State;
phungductung 0:e87aa4c49e95 1093 }
phungductung 0:e87aa4c49e95 1094
phungductung 0:e87aa4c49e95 1095 /**
phungductung 0:e87aa4c49e95 1096 * @brief Return the LTDC error code
phungductung 0:e87aa4c49e95 1097 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 1098 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 1099 * @retval LTDC Error Code
phungductung 0:e87aa4c49e95 1100 */
phungductung 0:e87aa4c49e95 1101 uint32_t HAL_LTDC_GetError(LTDC_HandleTypeDef *hltdc)
phungductung 0:e87aa4c49e95 1102 {
phungductung 0:e87aa4c49e95 1103 return hltdc->ErrorCode;
phungductung 0:e87aa4c49e95 1104 }
phungductung 0:e87aa4c49e95 1105
phungductung 0:e87aa4c49e95 1106 /**
phungductung 0:e87aa4c49e95 1107 * @}
phungductung 0:e87aa4c49e95 1108 */
phungductung 0:e87aa4c49e95 1109
phungductung 0:e87aa4c49e95 1110 /**
phungductung 0:e87aa4c49e95 1111 * @brief Configures the LTDC peripheral
phungductung 0:e87aa4c49e95 1112 * @param hltdc : Pointer to a LTDC_HandleTypeDef structure that contains
phungductung 0:e87aa4c49e95 1113 * the configuration information for the LTDC.
phungductung 0:e87aa4c49e95 1114 * @param pLayerCfg: Pointer LTDC Layer Configuration structure
phungductung 0:e87aa4c49e95 1115 * @param LayerIdx: LTDC Layer index.
phungductung 0:e87aa4c49e95 1116 * This parameter can be one of the following values: 0 or 1
phungductung 0:e87aa4c49e95 1117 * @retval None
phungductung 0:e87aa4c49e95 1118 */
phungductung 0:e87aa4c49e95 1119 static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx)
phungductung 0:e87aa4c49e95 1120 {
phungductung 0:e87aa4c49e95 1121 uint32_t tmp = 0;
phungductung 0:e87aa4c49e95 1122 uint32_t tmp1 = 0;
phungductung 0:e87aa4c49e95 1123 uint32_t tmp2 = 0;
phungductung 0:e87aa4c49e95 1124
phungductung 0:e87aa4c49e95 1125 /* Configures the horizontal start and stop position */
phungductung 0:e87aa4c49e95 1126 tmp = ((pLayerCfg->WindowX1 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16)) << 16);
phungductung 0:e87aa4c49e95 1127 LTDC_LAYER(hltdc, LayerIdx)->WHPCR &= ~(LTDC_LxWHPCR_WHSTPOS | LTDC_LxWHPCR_WHSPPOS);
phungductung 0:e87aa4c49e95 1128 LTDC_LAYER(hltdc, LayerIdx)->WHPCR = ((pLayerCfg->WindowX0 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16) + 1) | tmp);
phungductung 0:e87aa4c49e95 1129
phungductung 0:e87aa4c49e95 1130 /* Configures the vertical start and stop position */
phungductung 0:e87aa4c49e95 1131 tmp = ((pLayerCfg->WindowY1 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP)) << 16);
phungductung 0:e87aa4c49e95 1132 LTDC_LAYER(hltdc, LayerIdx)->WVPCR &= ~(LTDC_LxWVPCR_WVSTPOS | LTDC_LxWVPCR_WVSPPOS);
phungductung 0:e87aa4c49e95 1133 LTDC_LAYER(hltdc, LayerIdx)->WVPCR = ((pLayerCfg->WindowY0 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP) + 1) | tmp);
phungductung 0:e87aa4c49e95 1134
phungductung 0:e87aa4c49e95 1135 /* Specifies the pixel format */
phungductung 0:e87aa4c49e95 1136 LTDC_LAYER(hltdc, LayerIdx)->PFCR &= ~(LTDC_LxPFCR_PF);
phungductung 0:e87aa4c49e95 1137 LTDC_LAYER(hltdc, LayerIdx)->PFCR = (pLayerCfg->PixelFormat);
phungductung 0:e87aa4c49e95 1138
phungductung 0:e87aa4c49e95 1139 /* Configures the default color values */
phungductung 0:e87aa4c49e95 1140 tmp = ((uint32_t)(pLayerCfg->Backcolor.Green) << 8);
phungductung 0:e87aa4c49e95 1141 tmp1 = ((uint32_t)(pLayerCfg->Backcolor.Red) << 16);
phungductung 0:e87aa4c49e95 1142 tmp2 = (pLayerCfg->Alpha0 << 24);
phungductung 0:e87aa4c49e95 1143 LTDC_LAYER(hltdc, LayerIdx)->DCCR &= ~(LTDC_LxDCCR_DCBLUE | LTDC_LxDCCR_DCGREEN | LTDC_LxDCCR_DCRED | LTDC_LxDCCR_DCALPHA);
phungductung 0:e87aa4c49e95 1144 LTDC_LAYER(hltdc, LayerIdx)->DCCR = (pLayerCfg->Backcolor.Blue | tmp | tmp1 | tmp2);
phungductung 0:e87aa4c49e95 1145
phungductung 0:e87aa4c49e95 1146 /* Specifies the constant alpha value */
phungductung 0:e87aa4c49e95 1147 LTDC_LAYER(hltdc, LayerIdx)->CACR &= ~(LTDC_LxCACR_CONSTA);
phungductung 0:e87aa4c49e95 1148 LTDC_LAYER(hltdc, LayerIdx)->CACR = (pLayerCfg->Alpha);
phungductung 0:e87aa4c49e95 1149
phungductung 0:e87aa4c49e95 1150 /* Specifies the blending factors */
phungductung 0:e87aa4c49e95 1151 LTDC_LAYER(hltdc, LayerIdx)->BFCR &= ~(LTDC_LxBFCR_BF2 | LTDC_LxBFCR_BF1);
phungductung 0:e87aa4c49e95 1152 LTDC_LAYER(hltdc, LayerIdx)->BFCR = (pLayerCfg->BlendingFactor1 | pLayerCfg->BlendingFactor2);
phungductung 0:e87aa4c49e95 1153
phungductung 0:e87aa4c49e95 1154 /* Configures the color frame buffer start address */
phungductung 0:e87aa4c49e95 1155 LTDC_LAYER(hltdc, LayerIdx)->CFBAR &= ~(LTDC_LxCFBAR_CFBADD);
phungductung 0:e87aa4c49e95 1156 LTDC_LAYER(hltdc, LayerIdx)->CFBAR = (pLayerCfg->FBStartAdress);
phungductung 0:e87aa4c49e95 1157
phungductung 0:e87aa4c49e95 1158 if(pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB8888)
phungductung 0:e87aa4c49e95 1159 {
phungductung 0:e87aa4c49e95 1160 tmp = 4;
phungductung 0:e87aa4c49e95 1161 }
phungductung 0:e87aa4c49e95 1162 else if (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB888)
phungductung 0:e87aa4c49e95 1163 {
phungductung 0:e87aa4c49e95 1164 tmp = 3;
phungductung 0:e87aa4c49e95 1165 }
phungductung 0:e87aa4c49e95 1166 else if((pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB4444) || \
phungductung 0:e87aa4c49e95 1167 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB565) || \
phungductung 0:e87aa4c49e95 1168 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB1555) || \
phungductung 0:e87aa4c49e95 1169 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_AL88))
phungductung 0:e87aa4c49e95 1170 {
phungductung 0:e87aa4c49e95 1171 tmp = 2;
phungductung 0:e87aa4c49e95 1172 }
phungductung 0:e87aa4c49e95 1173 else
phungductung 0:e87aa4c49e95 1174 {
phungductung 0:e87aa4c49e95 1175 tmp = 1;
phungductung 0:e87aa4c49e95 1176 }
phungductung 0:e87aa4c49e95 1177
phungductung 0:e87aa4c49e95 1178 /* Configures the color frame buffer pitch in byte */
phungductung 0:e87aa4c49e95 1179 LTDC_LAYER(hltdc, LayerIdx)->CFBLR &= ~(LTDC_LxCFBLR_CFBLL | LTDC_LxCFBLR_CFBP);
phungductung 0:e87aa4c49e95 1180 LTDC_LAYER(hltdc, LayerIdx)->CFBLR = (((pLayerCfg->ImageWidth * tmp) << 16) | (((pLayerCfg->WindowX1 - pLayerCfg->WindowX0) * tmp) + 3));
phungductung 0:e87aa4c49e95 1181
phungductung 0:e87aa4c49e95 1182 /* Configures the frame buffer line number */
phungductung 0:e87aa4c49e95 1183 LTDC_LAYER(hltdc, LayerIdx)->CFBLNR &= ~(LTDC_LxCFBLNR_CFBLNBR);
phungductung 0:e87aa4c49e95 1184 LTDC_LAYER(hltdc, LayerIdx)->CFBLNR = (pLayerCfg->ImageHeight);
phungductung 0:e87aa4c49e95 1185
phungductung 0:e87aa4c49e95 1186 /* Enable LTDC_Layer by setting LEN bit */
phungductung 0:e87aa4c49e95 1187 LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_LEN;
phungductung 0:e87aa4c49e95 1188 }
phungductung 0:e87aa4c49e95 1189
phungductung 0:e87aa4c49e95 1190 /**
phungductung 0:e87aa4c49e95 1191 * @}
phungductung 0:e87aa4c49e95 1192 */
phungductung 0:e87aa4c49e95 1193
phungductung 0:e87aa4c49e95 1194 #endif /* HAL_LTDC_MODULE_ENABLED */
phungductung 0:e87aa4c49e95 1195
phungductung 0:e87aa4c49e95 1196 /**
phungductung 0:e87aa4c49e95 1197 * @}
phungductung 0:e87aa4c49e95 1198 */
phungductung 0:e87aa4c49e95 1199 #endif /* STM32F746xx || STM32F756xx */
phungductung 0:e87aa4c49e95 1200
phungductung 0:e87aa4c49e95 1201 /**
phungductung 0:e87aa4c49e95 1202 * @}
phungductung 0:e87aa4c49e95 1203 */
phungductung 0:e87aa4c49e95 1204
phungductung 0:e87aa4c49e95 1205 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/