en 129 / mbed-dev

fix LPC812 PWM

Dependents:   IR_LED_Send

Fork of mbed-dev by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F4/stm32f4xx_hal_ltdc.c@0:9b334a45a8ff, 2015-10-01 (annotated)

Committer:
bogdanm
Date:
Thu Oct 01 15:25:22 2015 +0300
Revision:
0:9b334a45a8ff
Child:
19:112740acecfa
Initial commit on mbed-dev



Replaces mbed-src (now inactive)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /**
bogdanm 0:9b334a45a8ff 2 ******************************************************************************
bogdanm 0:9b334a45a8ff 3 * @file stm32f4xx_hal_ltdc.c
bogdanm 0:9b334a45a8ff 4 * @author MCD Application Team
bogdanm 0:9b334a45a8ff 5 * @version V1.3.2
bogdanm 0:9b334a45a8ff 6 * @date 26-June-2015
bogdanm 0:9b334a45a8ff 7 * @brief LTDC HAL module driver.
bogdanm 0:9b334a45a8ff 8 * This file provides firmware functions to manage the following
bogdanm 0:9b334a45a8ff 9 * functionalities of the LTDC peripheral:
bogdanm 0:9b334a45a8ff 10 * + Initialization and de-initialization functions
bogdanm 0:9b334a45a8ff 11 * + IO operation functions
bogdanm 0:9b334a45a8ff 12 * + Peripheral Control functions
bogdanm 0:9b334a45a8ff 13 * + Peripheral State and Errors functions
bogdanm 0:9b334a45a8ff 14 *
bogdanm 0:9b334a45a8ff 15 @verbatim
bogdanm 0:9b334a45a8ff 16 ==============================================================================
bogdanm 0:9b334a45a8ff 17 ##### How to use this driver #####
bogdanm 0:9b334a45a8ff 18 ==============================================================================
bogdanm 0:9b334a45a8ff 19 [..]
bogdanm 0:9b334a45a8ff 20 (#) Program the required configuration through the following parameters:
bogdanm 0:9b334a45a8ff 21 the LTDC timing, the horizontal and vertical polarity,
bogdanm 0:9b334a45a8ff 22 the pixel clock polarity, Data Enable polarity and the LTDC background color value
bogdanm 0:9b334a45a8ff 23 using HAL_LTDC_Init() function
bogdanm 0:9b334a45a8ff 24
bogdanm 0:9b334a45a8ff 25 (#) Program the required configuration through the following parameters:
bogdanm 0:9b334a45a8ff 26 the pixel format, the blending factors, input alpha value, the window size
bogdanm 0:9b334a45a8ff 27 and the image size using HAL_LTDC_ConfigLayer() function for foreground
bogdanm 0:9b334a45a8ff 28 or/and background layer.
bogdanm 0:9b334a45a8ff 29
bogdanm 0:9b334a45a8ff 30 (#) Optionally, configure and enable the CLUT using HAL_LTDC_ConfigCLUT() and
bogdanm 0:9b334a45a8ff 31 HAL_LTDC_EnableCLUT functions.
bogdanm 0:9b334a45a8ff 32
bogdanm 0:9b334a45a8ff 33 (#) Optionally, enable the Dither using HAL_LTDC_EnableDither().
bogdanm 0:9b334a45a8ff 34
bogdanm 0:9b334a45a8ff 35 (#) Optionally, configure and enable the Color keying using HAL_LTDC_ConfigColorKeying()
bogdanm 0:9b334a45a8ff 36 and HAL_LTDC_EnableColorKeying functions.
bogdanm 0:9b334a45a8ff 37
bogdanm 0:9b334a45a8ff 38 (#) Optionally, configure LineInterrupt using HAL_LTDC_ProgramLineEvent()
bogdanm 0:9b334a45a8ff 39 function
bogdanm 0:9b334a45a8ff 40
bogdanm 0:9b334a45a8ff 41 (#) If needed, reconfigure and change the pixel format value, the alpha value
bogdanm 0:9b334a45a8ff 42 value, the window size, the window position and the layer start address
bogdanm 0:9b334a45a8ff 43 for foreground or/and background layer using respectively the following
bogdanm 0:9b334a45a8ff 44 functions: HAL_LTDC_SetPixelFormat(), HAL_LTDC_SetAlpha(), HAL_LTDC_SetWindowSize(),
bogdanm 0:9b334a45a8ff 45 HAL_LTDC_SetWindowPosition(), HAL_LTDC_SetAddress.
bogdanm 0:9b334a45a8ff 46
bogdanm 0:9b334a45a8ff 47 (#) To control LTDC state you can use the following function: HAL_LTDC_GetState()
bogdanm 0:9b334a45a8ff 48
bogdanm 0:9b334a45a8ff 49 *** LTDC HAL driver macros list ***
bogdanm 0:9b334a45a8ff 50 =============================================
bogdanm 0:9b334a45a8ff 51 [..]
bogdanm 0:9b334a45a8ff 52 Below the list of most used macros in LTDC HAL driver.
bogdanm 0:9b334a45a8ff 53
bogdanm 0:9b334a45a8ff 54 (+) __HAL_LTDC_ENABLE: Enable the LTDC.
bogdanm 0:9b334a45a8ff 55 (+) __HAL_LTDC_DISABLE: Disable the LTDC.
bogdanm 0:9b334a45a8ff 56 (+) __HAL_LTDC_LAYER_ENABLE: Enable the LTDC Layer.
bogdanm 0:9b334a45a8ff 57 (+) __HAL_LTDC_LAYER_DISABLE: Disable the LTDC Layer.
bogdanm 0:9b334a45a8ff 58 (+) __HAL_LTDC_RELOAD_CONFIG: Reload Layer Configuration.
bogdanm 0:9b334a45a8ff 59 (+) __HAL_LTDC_GET_FLAG: Get the LTDC pending flags.
bogdanm 0:9b334a45a8ff 60 (+) __HAL_LTDC_CLEAR_FLAG: Clear the LTDC pending flags.
bogdanm 0:9b334a45a8ff 61 (+) __HAL_LTDC_ENABLE_IT: Enable the specified LTDC interrupts.
bogdanm 0:9b334a45a8ff 62 (+) __HAL_LTDC_DISABLE_IT: Disable the specified LTDC interrupts.
bogdanm 0:9b334a45a8ff 63 (+) __HAL_LTDC_GET_IT_SOURCE: Check whether the specified LTDC interrupt has occurred or not.
bogdanm 0:9b334a45a8ff 64
bogdanm 0:9b334a45a8ff 65 [..]
bogdanm 0:9b334a45a8ff 66 (@) You can refer to the LTDC HAL driver header file for more useful macros
bogdanm 0:9b334a45a8ff 67
bogdanm 0:9b334a45a8ff 68 @endverbatim
bogdanm 0:9b334a45a8ff 69 ******************************************************************************
bogdanm 0:9b334a45a8ff 70 * @attention
bogdanm 0:9b334a45a8ff 71 *
bogdanm 0:9b334a45a8ff 72 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
bogdanm 0:9b334a45a8ff 73 *
bogdanm 0:9b334a45a8ff 74 * Redistribution and use in source and binary forms, with or without modification,
bogdanm 0:9b334a45a8ff 75 * are permitted provided that the following conditions are met:
bogdanm 0:9b334a45a8ff 76 * 1. Redistributions of source code must retain the above copyright notice,
bogdanm 0:9b334a45a8ff 77 * this list of conditions and the following disclaimer.
bogdanm 0:9b334a45a8ff 78 * 2. Redistributions in binary form must reproduce the above copyright notice,
bogdanm 0:9b334a45a8ff 79 * this list of conditions and the following disclaimer in the documentation
bogdanm 0:9b334a45a8ff 80 * and/or other materials provided with the distribution.
bogdanm 0:9b334a45a8ff 81 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bogdanm 0:9b334a45a8ff 82 * may be used to endorse or promote products derived from this software
bogdanm 0:9b334a45a8ff 83 * without specific prior written permission.
bogdanm 0:9b334a45a8ff 84 *
bogdanm 0:9b334a45a8ff 85 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 0:9b334a45a8ff 86 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 0:9b334a45a8ff 87 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bogdanm 0:9b334a45a8ff 88 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bogdanm 0:9b334a45a8ff 89 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bogdanm 0:9b334a45a8ff 90 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bogdanm 0:9b334a45a8ff 91 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bogdanm 0:9b334a45a8ff 92 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bogdanm 0:9b334a45a8ff 93 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bogdanm 0:9b334a45a8ff 94 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 0:9b334a45a8ff 95 *
bogdanm 0:9b334a45a8ff 96 ******************************************************************************
bogdanm 0:9b334a45a8ff 97 */
bogdanm 0:9b334a45a8ff 98
bogdanm 0:9b334a45a8ff 99 /* Includes ------------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 100 #include "stm32f4xx_hal.h"
bogdanm 0:9b334a45a8ff 101
bogdanm 0:9b334a45a8ff 102 /** @addtogroup STM32F4xx_HAL_Driver
bogdanm 0:9b334a45a8ff 103 * @{
bogdanm 0:9b334a45a8ff 104 */
bogdanm 0:9b334a45a8ff 105 /** @defgroup LTDC LTDC
bogdanm 0:9b334a45a8ff 106 * @brief LTDC HAL module driver
bogdanm 0:9b334a45a8ff 107 * @{
bogdanm 0:9b334a45a8ff 108 */
bogdanm 0:9b334a45a8ff 109
bogdanm 0:9b334a45a8ff 110 #ifdef HAL_LTDC_MODULE_ENABLED
bogdanm 0:9b334a45a8ff 111
bogdanm 0:9b334a45a8ff 112 #if defined(STM32F429xx) || defined(STM32F439xx)
bogdanm 0:9b334a45a8ff 113
bogdanm 0:9b334a45a8ff 114 /* Private typedef -----------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 115 /* Private define ------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 116 /* Private macro -------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 117 /* Private variables ---------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 118 /* Private function prototypes -----------------------------------------------*/
bogdanm 0:9b334a45a8ff 119 static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx);
bogdanm 0:9b334a45a8ff 120 /* Private functions ---------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 121
bogdanm 0:9b334a45a8ff 122 /** @defgroup LTDC_Exported_Functions LTDC Exported Functions
bogdanm 0:9b334a45a8ff 123 * @{
bogdanm 0:9b334a45a8ff 124 */
bogdanm 0:9b334a45a8ff 125
bogdanm 0:9b334a45a8ff 126 /** @defgroup LTDC_Exported_Functions_Group1 Initialization and Configuration functions
bogdanm 0:9b334a45a8ff 127 * @brief Initialization and Configuration functions
bogdanm 0:9b334a45a8ff 128 *
bogdanm 0:9b334a45a8ff 129 @verbatim
bogdanm 0:9b334a45a8ff 130 ===============================================================================
bogdanm 0:9b334a45a8ff 131 ##### Initialization and Configuration functions #####
bogdanm 0:9b334a45a8ff 132 ===============================================================================
bogdanm 0:9b334a45a8ff 133 [..] This section provides functions allowing to:
bogdanm 0:9b334a45a8ff 134 (+) Initialize and configure the LTDC
bogdanm 0:9b334a45a8ff 135 (+) De-initialize the LTDC
bogdanm 0:9b334a45a8ff 136
bogdanm 0:9b334a45a8ff 137 @endverbatim
bogdanm 0:9b334a45a8ff 138 * @{
bogdanm 0:9b334a45a8ff 139 */
bogdanm 0:9b334a45a8ff 140
bogdanm 0:9b334a45a8ff 141 /**
bogdanm 0:9b334a45a8ff 142 * @brief Initializes the LTDC according to the specified
bogdanm 0:9b334a45a8ff 143 * parameters in the LTDC_InitTypeDef and create the associated handle.
bogdanm 0:9b334a45a8ff 144 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 145 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 146 * @retval HAL status
bogdanm 0:9b334a45a8ff 147 */
bogdanm 0:9b334a45a8ff 148 HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 149 {
bogdanm 0:9b334a45a8ff 150 uint32_t tmp = 0, tmp1 = 0;
bogdanm 0:9b334a45a8ff 151
bogdanm 0:9b334a45a8ff 152 /* Check the LTDC peripheral state */
bogdanm 0:9b334a45a8ff 153 if(hltdc == NULL)
bogdanm 0:9b334a45a8ff 154 {
bogdanm 0:9b334a45a8ff 155 return HAL_ERROR;
bogdanm 0:9b334a45a8ff 156 }
bogdanm 0:9b334a45a8ff 157
bogdanm 0:9b334a45a8ff 158 /* Check function parameters */
bogdanm 0:9b334a45a8ff 159 assert_param(IS_LTDC_ALL_INSTANCE(hltdc->Instance));
bogdanm 0:9b334a45a8ff 160 assert_param(IS_LTDC_HSYNC(hltdc->Init.HorizontalSync));
bogdanm 0:9b334a45a8ff 161 assert_param(IS_LTDC_VSYNC(hltdc->Init.VerticalSync));
bogdanm 0:9b334a45a8ff 162 assert_param(IS_LTDC_AHBP(hltdc->Init.AccumulatedHBP));
bogdanm 0:9b334a45a8ff 163 assert_param(IS_LTDC_AVBP(hltdc->Init.AccumulatedVBP));
bogdanm 0:9b334a45a8ff 164 assert_param(IS_LTDC_AAH(hltdc->Init.AccumulatedActiveH));
bogdanm 0:9b334a45a8ff 165 assert_param(IS_LTDC_AAW(hltdc->Init.AccumulatedActiveW));
bogdanm 0:9b334a45a8ff 166 assert_param(IS_LTDC_TOTALH(hltdc->Init.TotalHeigh));
bogdanm 0:9b334a45a8ff 167 assert_param(IS_LTDC_TOTALW(hltdc->Init.TotalWidth));
bogdanm 0:9b334a45a8ff 168 assert_param(IS_LTDC_HSPOL(hltdc->Init.HSPolarity));
bogdanm 0:9b334a45a8ff 169 assert_param(IS_LTDC_VSPOL(hltdc->Init.VSPolarity));
bogdanm 0:9b334a45a8ff 170 assert_param(IS_LTDC_DEPOL(hltdc->Init.DEPolarity));
bogdanm 0:9b334a45a8ff 171 assert_param(IS_LTDC_PCPOL(hltdc->Init.PCPolarity));
bogdanm 0:9b334a45a8ff 172
bogdanm 0:9b334a45a8ff 173 if(hltdc->State == HAL_LTDC_STATE_RESET)
bogdanm 0:9b334a45a8ff 174 {
bogdanm 0:9b334a45a8ff 175 /* Allocate lock resource and initialize it */
bogdanm 0:9b334a45a8ff 176 hltdc->Lock = HAL_UNLOCKED;
bogdanm 0:9b334a45a8ff 177 /* Init the low level hardware */
bogdanm 0:9b334a45a8ff 178 HAL_LTDC_MspInit(hltdc);
bogdanm 0:9b334a45a8ff 179 }
bogdanm 0:9b334a45a8ff 180
bogdanm 0:9b334a45a8ff 181 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 182 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 183
bogdanm 0:9b334a45a8ff 184 /* Configures the HS, VS, DE and PC polarity */
bogdanm 0:9b334a45a8ff 185 hltdc->Instance->GCR &= ~(LTDC_GCR_HSPOL | LTDC_GCR_VSPOL | LTDC_GCR_DEPOL | LTDC_GCR_PCPOL);
bogdanm 0:9b334a45a8ff 186 hltdc->Instance->GCR |= (uint32_t)(hltdc->Init.HSPolarity | hltdc->Init.VSPolarity | \
bogdanm 0:9b334a45a8ff 187 hltdc->Init.DEPolarity | hltdc->Init.PCPolarity);
bogdanm 0:9b334a45a8ff 188
bogdanm 0:9b334a45a8ff 189 /* Sets Synchronization size */
bogdanm 0:9b334a45a8ff 190 hltdc->Instance->SSCR &= ~(LTDC_SSCR_VSH | LTDC_SSCR_HSW);
bogdanm 0:9b334a45a8ff 191 tmp = (hltdc->Init.HorizontalSync << 16);
bogdanm 0:9b334a45a8ff 192 hltdc->Instance->SSCR |= (tmp | hltdc->Init.VerticalSync);
bogdanm 0:9b334a45a8ff 193
bogdanm 0:9b334a45a8ff 194 /* Sets Accumulated Back porch */
bogdanm 0:9b334a45a8ff 195 hltdc->Instance->BPCR &= ~(LTDC_BPCR_AVBP | LTDC_BPCR_AHBP);
bogdanm 0:9b334a45a8ff 196 tmp = (hltdc->Init.AccumulatedHBP << 16);
bogdanm 0:9b334a45a8ff 197 hltdc->Instance->BPCR |= (tmp | hltdc->Init.AccumulatedVBP);
bogdanm 0:9b334a45a8ff 198
bogdanm 0:9b334a45a8ff 199 /* Sets Accumulated Active Width */
bogdanm 0:9b334a45a8ff 200 hltdc->Instance->AWCR &= ~(LTDC_AWCR_AAH | LTDC_AWCR_AAW);
bogdanm 0:9b334a45a8ff 201 tmp = (hltdc->Init.AccumulatedActiveW << 16);
bogdanm 0:9b334a45a8ff 202 hltdc->Instance->AWCR |= (tmp | hltdc->Init.AccumulatedActiveH);
bogdanm 0:9b334a45a8ff 203
bogdanm 0:9b334a45a8ff 204 /* Sets Total Width */
bogdanm 0:9b334a45a8ff 205 hltdc->Instance->TWCR &= ~(LTDC_TWCR_TOTALH | LTDC_TWCR_TOTALW);
bogdanm 0:9b334a45a8ff 206 tmp = (hltdc->Init.TotalWidth << 16);
bogdanm 0:9b334a45a8ff 207 hltdc->Instance->TWCR |= (tmp | hltdc->Init.TotalHeigh);
bogdanm 0:9b334a45a8ff 208
bogdanm 0:9b334a45a8ff 209 /* Sets the background color value */
bogdanm 0:9b334a45a8ff 210 tmp = ((uint32_t)(hltdc->Init.Backcolor.Green) << 8);
bogdanm 0:9b334a45a8ff 211 tmp1 = ((uint32_t)(hltdc->Init.Backcolor.Red) << 16);
bogdanm 0:9b334a45a8ff 212 hltdc->Instance->BCCR &= ~(LTDC_BCCR_BCBLUE | LTDC_BCCR_BCGREEN | LTDC_BCCR_BCRED);
bogdanm 0:9b334a45a8ff 213 hltdc->Instance->BCCR |= (tmp1 | tmp | hltdc->Init.Backcolor.Blue);
bogdanm 0:9b334a45a8ff 214
bogdanm 0:9b334a45a8ff 215 /* Enable the transfer Error interrupt */
bogdanm 0:9b334a45a8ff 216 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_TE);
bogdanm 0:9b334a45a8ff 217
bogdanm 0:9b334a45a8ff 218 /* Enable the FIFO underrun interrupt */
bogdanm 0:9b334a45a8ff 219 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_FU);
bogdanm 0:9b334a45a8ff 220
bogdanm 0:9b334a45a8ff 221 /* Enable LTDC by setting LTDCEN bit */
bogdanm 0:9b334a45a8ff 222 __HAL_LTDC_ENABLE(hltdc);
bogdanm 0:9b334a45a8ff 223
bogdanm 0:9b334a45a8ff 224 /* Initialize the error code */
bogdanm 0:9b334a45a8ff 225 hltdc->ErrorCode = HAL_LTDC_ERROR_NONE;
bogdanm 0:9b334a45a8ff 226
bogdanm 0:9b334a45a8ff 227 /* Initialize the LTDC state*/
bogdanm 0:9b334a45a8ff 228 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 229
bogdanm 0:9b334a45a8ff 230 return HAL_OK;
bogdanm 0:9b334a45a8ff 231 }
bogdanm 0:9b334a45a8ff 232
bogdanm 0:9b334a45a8ff 233 /**
bogdanm 0:9b334a45a8ff 234 * @brief Deinitializes the LTDC peripheral registers to their default reset
bogdanm 0:9b334a45a8ff 235 * values.
bogdanm 0:9b334a45a8ff 236 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 237 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 238 * @retval None
bogdanm 0:9b334a45a8ff 239 */
bogdanm 0:9b334a45a8ff 240
bogdanm 0:9b334a45a8ff 241 HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 242 {
bogdanm 0:9b334a45a8ff 243 /* DeInit the low level hardware */
bogdanm 0:9b334a45a8ff 244 HAL_LTDC_MspDeInit(hltdc);
bogdanm 0:9b334a45a8ff 245
bogdanm 0:9b334a45a8ff 246 /* Initialize the error code */
bogdanm 0:9b334a45a8ff 247 hltdc->ErrorCode = HAL_LTDC_ERROR_NONE;
bogdanm 0:9b334a45a8ff 248
bogdanm 0:9b334a45a8ff 249 /* Initialize the LTDC state*/
bogdanm 0:9b334a45a8ff 250 hltdc->State = HAL_LTDC_STATE_RESET;
bogdanm 0:9b334a45a8ff 251
bogdanm 0:9b334a45a8ff 252 /* Release Lock */
bogdanm 0:9b334a45a8ff 253 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 254
bogdanm 0:9b334a45a8ff 255 return HAL_OK;
bogdanm 0:9b334a45a8ff 256 }
bogdanm 0:9b334a45a8ff 257
bogdanm 0:9b334a45a8ff 258 /**
bogdanm 0:9b334a45a8ff 259 * @brief Initializes the LTDC MSP.
bogdanm 0:9b334a45a8ff 260 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 261 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 262 * @retval None
bogdanm 0:9b334a45a8ff 263 */
bogdanm 0:9b334a45a8ff 264 __weak void HAL_LTDC_MspInit(LTDC_HandleTypeDef* hltdc)
bogdanm 0:9b334a45a8ff 265 {
bogdanm 0:9b334a45a8ff 266 /* NOTE : This function Should not be modified, when the callback is needed,
bogdanm 0:9b334a45a8ff 267 the HAL_LTDC_MspInit could be implemented in the user file
bogdanm 0:9b334a45a8ff 268 */
bogdanm 0:9b334a45a8ff 269 }
bogdanm 0:9b334a45a8ff 270
bogdanm 0:9b334a45a8ff 271 /**
bogdanm 0:9b334a45a8ff 272 * @brief DeInitializes the LTDC MSP.
bogdanm 0:9b334a45a8ff 273 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 274 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 275 * @retval None
bogdanm 0:9b334a45a8ff 276 */
bogdanm 0:9b334a45a8ff 277 __weak void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef* hltdc)
bogdanm 0:9b334a45a8ff 278 {
bogdanm 0:9b334a45a8ff 279 /* NOTE : This function Should not be modified, when the callback is needed,
bogdanm 0:9b334a45a8ff 280 the HAL_LTDC_MspDeInit could be implemented in the user file
bogdanm 0:9b334a45a8ff 281 */
bogdanm 0:9b334a45a8ff 282 }
bogdanm 0:9b334a45a8ff 283
bogdanm 0:9b334a45a8ff 284 /**
bogdanm 0:9b334a45a8ff 285 * @}
bogdanm 0:9b334a45a8ff 286 */
bogdanm 0:9b334a45a8ff 287
bogdanm 0:9b334a45a8ff 288 /** @defgroup LTDC_Exported_Functions_Group2 IO operation functions
bogdanm 0:9b334a45a8ff 289 * @brief IO operation functions
bogdanm 0:9b334a45a8ff 290 *
bogdanm 0:9b334a45a8ff 291 @verbatim
bogdanm 0:9b334a45a8ff 292 ===============================================================================
bogdanm 0:9b334a45a8ff 293 ##### IO operation functions #####
bogdanm 0:9b334a45a8ff 294 ===============================================================================
bogdanm 0:9b334a45a8ff 295 [..] This section provides function allowing to:
bogdanm 0:9b334a45a8ff 296 (+) Handle LTDC interrupt request
bogdanm 0:9b334a45a8ff 297
bogdanm 0:9b334a45a8ff 298 @endverbatim
bogdanm 0:9b334a45a8ff 299 * @{
bogdanm 0:9b334a45a8ff 300 */
bogdanm 0:9b334a45a8ff 301 /**
bogdanm 0:9b334a45a8ff 302 * @brief Handles LTDC interrupt request.
bogdanm 0:9b334a45a8ff 303 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 304 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 305 * @retval HAL status
bogdanm 0:9b334a45a8ff 306 */
bogdanm 0:9b334a45a8ff 307 void HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 308 {
bogdanm 0:9b334a45a8ff 309 /* Transfer Error Interrupt management ***************************************/
bogdanm 0:9b334a45a8ff 310 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_TE) != RESET)
bogdanm 0:9b334a45a8ff 311 {
bogdanm 0:9b334a45a8ff 312 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_TE) != RESET)
bogdanm 0:9b334a45a8ff 313 {
bogdanm 0:9b334a45a8ff 314 /* Disable the transfer Error interrupt */
bogdanm 0:9b334a45a8ff 315 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_TE);
bogdanm 0:9b334a45a8ff 316
bogdanm 0:9b334a45a8ff 317 /* Clear the transfer error flag */
bogdanm 0:9b334a45a8ff 318 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_TE);
bogdanm 0:9b334a45a8ff 319
bogdanm 0:9b334a45a8ff 320 /* Update error code */
bogdanm 0:9b334a45a8ff 321 hltdc->ErrorCode |= HAL_LTDC_ERROR_TE;
bogdanm 0:9b334a45a8ff 322
bogdanm 0:9b334a45a8ff 323 /* Change LTDC state */
bogdanm 0:9b334a45a8ff 324 hltdc->State = HAL_LTDC_STATE_ERROR;
bogdanm 0:9b334a45a8ff 325
bogdanm 0:9b334a45a8ff 326 /* Process unlocked */
bogdanm 0:9b334a45a8ff 327 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 328
bogdanm 0:9b334a45a8ff 329 /* Transfer error Callback */
bogdanm 0:9b334a45a8ff 330 HAL_LTDC_ErrorCallback(hltdc);
bogdanm 0:9b334a45a8ff 331 }
bogdanm 0:9b334a45a8ff 332 }
bogdanm 0:9b334a45a8ff 333 /* FIFO underrun Interrupt management ***************************************/
bogdanm 0:9b334a45a8ff 334 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_FU) != RESET)
bogdanm 0:9b334a45a8ff 335 {
bogdanm 0:9b334a45a8ff 336 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_FU) != RESET)
bogdanm 0:9b334a45a8ff 337 {
bogdanm 0:9b334a45a8ff 338 /* Disable the FIFO underrun interrupt */
bogdanm 0:9b334a45a8ff 339 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_FU);
bogdanm 0:9b334a45a8ff 340
bogdanm 0:9b334a45a8ff 341 /* Clear the FIFO underrun flag */
bogdanm 0:9b334a45a8ff 342 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_FU);
bogdanm 0:9b334a45a8ff 343
bogdanm 0:9b334a45a8ff 344 /* Update error code */
bogdanm 0:9b334a45a8ff 345 hltdc->ErrorCode |= HAL_LTDC_ERROR_FU;
bogdanm 0:9b334a45a8ff 346
bogdanm 0:9b334a45a8ff 347 /* Change LTDC state */
bogdanm 0:9b334a45a8ff 348 hltdc->State = HAL_LTDC_STATE_ERROR;
bogdanm 0:9b334a45a8ff 349
bogdanm 0:9b334a45a8ff 350 /* Process unlocked */
bogdanm 0:9b334a45a8ff 351 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 352
bogdanm 0:9b334a45a8ff 353 /* Transfer error Callback */
bogdanm 0:9b334a45a8ff 354 HAL_LTDC_ErrorCallback(hltdc);
bogdanm 0:9b334a45a8ff 355 }
bogdanm 0:9b334a45a8ff 356 }
bogdanm 0:9b334a45a8ff 357 /* Line Interrupt management ************************************************/
bogdanm 0:9b334a45a8ff 358 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_LI) != RESET)
bogdanm 0:9b334a45a8ff 359 {
bogdanm 0:9b334a45a8ff 360 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_LI) != RESET)
bogdanm 0:9b334a45a8ff 361 {
bogdanm 0:9b334a45a8ff 362 /* Disable the Line interrupt */
bogdanm 0:9b334a45a8ff 363 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_LI);
bogdanm 0:9b334a45a8ff 364
bogdanm 0:9b334a45a8ff 365 /* Clear the Line interrupt flag */
bogdanm 0:9b334a45a8ff 366 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_LI);
bogdanm 0:9b334a45a8ff 367
bogdanm 0:9b334a45a8ff 368 /* Change LTDC state */
bogdanm 0:9b334a45a8ff 369 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 370
bogdanm 0:9b334a45a8ff 371 /* Process unlocked */
bogdanm 0:9b334a45a8ff 372 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 373
bogdanm 0:9b334a45a8ff 374 /* Line interrupt Callback */
bogdanm 0:9b334a45a8ff 375 HAL_LTDC_LineEvenCallback(hltdc);
bogdanm 0:9b334a45a8ff 376 }
bogdanm 0:9b334a45a8ff 377 }
bogdanm 0:9b334a45a8ff 378 }
bogdanm 0:9b334a45a8ff 379
bogdanm 0:9b334a45a8ff 380 /**
bogdanm 0:9b334a45a8ff 381 * @brief Error LTDC callback.
bogdanm 0:9b334a45a8ff 382 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 383 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 384 * @retval None
bogdanm 0:9b334a45a8ff 385 */
bogdanm 0:9b334a45a8ff 386 __weak void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 387 {
bogdanm 0:9b334a45a8ff 388 /* NOTE : This function Should not be modified, when the callback is needed,
bogdanm 0:9b334a45a8ff 389 the HAL_LTDC_ErrorCallback could be implemented in the user file
bogdanm 0:9b334a45a8ff 390 */
bogdanm 0:9b334a45a8ff 391 }
bogdanm 0:9b334a45a8ff 392
bogdanm 0:9b334a45a8ff 393 /**
bogdanm 0:9b334a45a8ff 394 * @brief Line Event callback.
bogdanm 0:9b334a45a8ff 395 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 396 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 397 * @retval None
bogdanm 0:9b334a45a8ff 398 */
bogdanm 0:9b334a45a8ff 399 __weak void HAL_LTDC_LineEvenCallback(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 400 {
bogdanm 0:9b334a45a8ff 401 /* NOTE : This function Should not be modified, when the callback is needed,
bogdanm 0:9b334a45a8ff 402 the HAL_LTDC_LineEvenCallback could be implemented in the user file
bogdanm 0:9b334a45a8ff 403 */
bogdanm 0:9b334a45a8ff 404 }
bogdanm 0:9b334a45a8ff 405
bogdanm 0:9b334a45a8ff 406 /**
bogdanm 0:9b334a45a8ff 407 * @}
bogdanm 0:9b334a45a8ff 408 */
bogdanm 0:9b334a45a8ff 409
bogdanm 0:9b334a45a8ff 410 /** @defgroup LTDC_Exported_Functions_Group3 Peripheral Control functions
bogdanm 0:9b334a45a8ff 411 * @brief Peripheral Control functions
bogdanm 0:9b334a45a8ff 412 *
bogdanm 0:9b334a45a8ff 413 @verbatim
bogdanm 0:9b334a45a8ff 414 ===============================================================================
bogdanm 0:9b334a45a8ff 415 ##### Peripheral Control functions #####
bogdanm 0:9b334a45a8ff 416 ===============================================================================
bogdanm 0:9b334a45a8ff 417 [..] This section provides functions allowing to:
bogdanm 0:9b334a45a8ff 418 (+) Configure the LTDC foreground or/and background parameters.
bogdanm 0:9b334a45a8ff 419 (+) Set the active layer.
bogdanm 0:9b334a45a8ff 420 (+) Configure the color keying.
bogdanm 0:9b334a45a8ff 421 (+) Configure the C-LUT.
bogdanm 0:9b334a45a8ff 422 (+) Enable / Disable the color keying.
bogdanm 0:9b334a45a8ff 423 (+) Enable / Disable the C-LUT.
bogdanm 0:9b334a45a8ff 424 (+) Update the layer position.
bogdanm 0:9b334a45a8ff 425 (+) Update the layer size.
bogdanm 0:9b334a45a8ff 426 (+) Update pixel format on the fly.
bogdanm 0:9b334a45a8ff 427 (+) Update transparency on the fly.
bogdanm 0:9b334a45a8ff 428 (+) Update address on the fly.
bogdanm 0:9b334a45a8ff 429
bogdanm 0:9b334a45a8ff 430 @endverbatim
bogdanm 0:9b334a45a8ff 431 * @{
bogdanm 0:9b334a45a8ff 432 */
bogdanm 0:9b334a45a8ff 433
bogdanm 0:9b334a45a8ff 434 /**
bogdanm 0:9b334a45a8ff 435 * @brief Configure the LTDC Layer according to the specified
bogdanm 0:9b334a45a8ff 436 * parameters in the LTDC_InitTypeDef and create the associated handle.
bogdanm 0:9b334a45a8ff 437 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 438 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 439 * @param pLayerCfg: pointer to a LTDC_LayerCfgTypeDef structure that contains
bogdanm 0:9b334a45a8ff 440 * the configuration information for the Layer.
bogdanm 0:9b334a45a8ff 441 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 442 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 443 * 0 or 1
bogdanm 0:9b334a45a8ff 444 * @retval HAL status
bogdanm 0:9b334a45a8ff 445 */
bogdanm 0:9b334a45a8ff 446 HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 447 {
bogdanm 0:9b334a45a8ff 448 /* Process locked */
bogdanm 0:9b334a45a8ff 449 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 450
bogdanm 0:9b334a45a8ff 451 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 452 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 453
bogdanm 0:9b334a45a8ff 454 /* Check the parameters */
bogdanm 0:9b334a45a8ff 455 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 456 assert_param(IS_LTDC_PIXEL_FORMAT(pLayerCfg->PixelFormat));
bogdanm 0:9b334a45a8ff 457 assert_param(IS_LTDC_BLENDING_FACTOR1(pLayerCfg->BlendingFactor1));
bogdanm 0:9b334a45a8ff 458 assert_param(IS_LTDC_BLENDING_FACTOR2(pLayerCfg->BlendingFactor2));
bogdanm 0:9b334a45a8ff 459 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
bogdanm 0:9b334a45a8ff 460 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
bogdanm 0:9b334a45a8ff 461 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
bogdanm 0:9b334a45a8ff 462 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
bogdanm 0:9b334a45a8ff 463 assert_param(IS_LTDC_ALPHA(pLayerCfg->Alpha0));
bogdanm 0:9b334a45a8ff 464 assert_param(IS_LTDC_CFBLL(pLayerCfg->ImageWidth));
bogdanm 0:9b334a45a8ff 465 assert_param(IS_LTDC_CFBLNBR(pLayerCfg->ImageHeight));
bogdanm 0:9b334a45a8ff 466
bogdanm 0:9b334a45a8ff 467 /* Copy new layer configuration into handle structure */
bogdanm 0:9b334a45a8ff 468 hltdc->LayerCfg[LayerIdx] = *pLayerCfg;
bogdanm 0:9b334a45a8ff 469
bogdanm 0:9b334a45a8ff 470 /* Configure the LTDC Layer */
bogdanm 0:9b334a45a8ff 471 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
bogdanm 0:9b334a45a8ff 472
bogdanm 0:9b334a45a8ff 473 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 474 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 475
bogdanm 0:9b334a45a8ff 476 /* Initialize the LTDC state*/
bogdanm 0:9b334a45a8ff 477 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 478
bogdanm 0:9b334a45a8ff 479 /* Process unlocked */
bogdanm 0:9b334a45a8ff 480 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 481
bogdanm 0:9b334a45a8ff 482 return HAL_OK;
bogdanm 0:9b334a45a8ff 483 }
bogdanm 0:9b334a45a8ff 484
bogdanm 0:9b334a45a8ff 485 /**
bogdanm 0:9b334a45a8ff 486 * @brief Configure the color keying.
bogdanm 0:9b334a45a8ff 487 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 488 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 489 * @param RGBValue: the color key value
bogdanm 0:9b334a45a8ff 490 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 491 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 492 * 0 or 1
bogdanm 0:9b334a45a8ff 493 * @retval HAL status
bogdanm 0:9b334a45a8ff 494 */
bogdanm 0:9b334a45a8ff 495 HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 496 {
bogdanm 0:9b334a45a8ff 497 /* Process locked */
bogdanm 0:9b334a45a8ff 498 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 499
bogdanm 0:9b334a45a8ff 500 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 501 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 502
bogdanm 0:9b334a45a8ff 503 /* Check the parameters */
bogdanm 0:9b334a45a8ff 504 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 505
bogdanm 0:9b334a45a8ff 506 /* Configures the default color values */
bogdanm 0:9b334a45a8ff 507 LTDC_LAYER(hltdc, LayerIdx)->CKCR &= ~(LTDC_LxCKCR_CKBLUE | LTDC_LxCKCR_CKGREEN | LTDC_LxCKCR_CKRED);
bogdanm 0:9b334a45a8ff 508 LTDC_LAYER(hltdc, LayerIdx)->CKCR = RGBValue;
bogdanm 0:9b334a45a8ff 509
bogdanm 0:9b334a45a8ff 510 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 511 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 512
bogdanm 0:9b334a45a8ff 513 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 514 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 515
bogdanm 0:9b334a45a8ff 516 /* Process unlocked */
bogdanm 0:9b334a45a8ff 517 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 518
bogdanm 0:9b334a45a8ff 519 return HAL_OK;
bogdanm 0:9b334a45a8ff 520 }
bogdanm 0:9b334a45a8ff 521
bogdanm 0:9b334a45a8ff 522 /**
bogdanm 0:9b334a45a8ff 523 * @brief Load the color lookup table.
bogdanm 0:9b334a45a8ff 524 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 525 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 526 * @param pCLUT: pointer to the color lookup table address.
bogdanm 0:9b334a45a8ff 527 * @param CLUTSize: the color lookup table size.
bogdanm 0:9b334a45a8ff 528 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 529 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 530 * 0 or 1
bogdanm 0:9b334a45a8ff 531 * @retval HAL status
bogdanm 0:9b334a45a8ff 532 */
bogdanm 0:9b334a45a8ff 533 HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, uint32_t *pCLUT, uint32_t CLUTSize, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 534 {
bogdanm 0:9b334a45a8ff 535 uint32_t tmp = 0;
bogdanm 0:9b334a45a8ff 536 uint32_t counter = 0;
bogdanm 0:9b334a45a8ff 537 uint32_t pcounter = 0;
bogdanm 0:9b334a45a8ff 538
bogdanm 0:9b334a45a8ff 539 /* Process locked */
bogdanm 0:9b334a45a8ff 540 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 541
bogdanm 0:9b334a45a8ff 542 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 543 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 544
bogdanm 0:9b334a45a8ff 545 /* Check the parameters */
bogdanm 0:9b334a45a8ff 546 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 547
bogdanm 0:9b334a45a8ff 548 for(counter = 0; (counter < CLUTSize); counter++)
bogdanm 0:9b334a45a8ff 549 {
bogdanm 0:9b334a45a8ff 550 if(hltdc->LayerCfg[LayerIdx].PixelFormat == LTDC_PIXEL_FORMAT_AL44)
bogdanm 0:9b334a45a8ff 551 {
bogdanm 0:9b334a45a8ff 552 tmp = (((counter + 16*counter) << 24) | ((uint32_t)(*pCLUT) & 0xFF) | ((uint32_t)(*pCLUT) & 0xFF00) | ((uint32_t)(*pCLUT) & 0xFF0000));
bogdanm 0:9b334a45a8ff 553 }
bogdanm 0:9b334a45a8ff 554 else
bogdanm 0:9b334a45a8ff 555 {
bogdanm 0:9b334a45a8ff 556 tmp = ((counter << 24) | ((uint32_t)(*pCLUT) & 0xFF) | ((uint32_t)(*pCLUT) & 0xFF00) | ((uint32_t)(*pCLUT) & 0xFF0000));
bogdanm 0:9b334a45a8ff 557 }
bogdanm 0:9b334a45a8ff 558 pcounter = (uint32_t)pCLUT + sizeof(*pCLUT);
bogdanm 0:9b334a45a8ff 559 pCLUT = (uint32_t *)pcounter;
bogdanm 0:9b334a45a8ff 560
bogdanm 0:9b334a45a8ff 561 /* Specifies the C-LUT address and RGB value */
bogdanm 0:9b334a45a8ff 562 LTDC_LAYER(hltdc, LayerIdx)->CLUTWR = tmp;
bogdanm 0:9b334a45a8ff 563 }
bogdanm 0:9b334a45a8ff 564
bogdanm 0:9b334a45a8ff 565 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 566 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 567
bogdanm 0:9b334a45a8ff 568 /* Process unlocked */
bogdanm 0:9b334a45a8ff 569 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 570
bogdanm 0:9b334a45a8ff 571 return HAL_OK;
bogdanm 0:9b334a45a8ff 572 }
bogdanm 0:9b334a45a8ff 573
bogdanm 0:9b334a45a8ff 574 /**
bogdanm 0:9b334a45a8ff 575 * @brief Enable the color keying.
bogdanm 0:9b334a45a8ff 576 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 577 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 578 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 579 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 580 * 0 or 1
bogdanm 0:9b334a45a8ff 581 * @retval HAL status
bogdanm 0:9b334a45a8ff 582 */
bogdanm 0:9b334a45a8ff 583 HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 584 {
bogdanm 0:9b334a45a8ff 585 /* Process locked */
bogdanm 0:9b334a45a8ff 586 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 587
bogdanm 0:9b334a45a8ff 588 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 589 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 590
bogdanm 0:9b334a45a8ff 591 /* Check the parameters */
bogdanm 0:9b334a45a8ff 592 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 593
bogdanm 0:9b334a45a8ff 594 /* Enable LTDC color keying by setting COLKEN bit */
bogdanm 0:9b334a45a8ff 595 LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_COLKEN;
bogdanm 0:9b334a45a8ff 596
bogdanm 0:9b334a45a8ff 597 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 598 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 599
bogdanm 0:9b334a45a8ff 600 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 601 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 602
bogdanm 0:9b334a45a8ff 603 /* Process unlocked */
bogdanm 0:9b334a45a8ff 604 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 605
bogdanm 0:9b334a45a8ff 606 return HAL_OK;
bogdanm 0:9b334a45a8ff 607 }
bogdanm 0:9b334a45a8ff 608
bogdanm 0:9b334a45a8ff 609 /**
bogdanm 0:9b334a45a8ff 610 * @brief Disable the color keying.
bogdanm 0:9b334a45a8ff 611 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 612 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 613 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 614 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 615 * 0 or 1
bogdanm 0:9b334a45a8ff 616 * @retval HAL status
bogdanm 0:9b334a45a8ff 617 */
bogdanm 0:9b334a45a8ff 618 HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 619 {
bogdanm 0:9b334a45a8ff 620 /* Process locked */
bogdanm 0:9b334a45a8ff 621 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 622
bogdanm 0:9b334a45a8ff 623 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 624 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 625
bogdanm 0:9b334a45a8ff 626 /* Check the parameters */
bogdanm 0:9b334a45a8ff 627 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 628
bogdanm 0:9b334a45a8ff 629 /* Disable LTDC color keying by setting COLKEN bit */
bogdanm 0:9b334a45a8ff 630 LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_COLKEN;
bogdanm 0:9b334a45a8ff 631
bogdanm 0:9b334a45a8ff 632 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 633 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 634
bogdanm 0:9b334a45a8ff 635 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 636 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 637
bogdanm 0:9b334a45a8ff 638 /* Process unlocked */
bogdanm 0:9b334a45a8ff 639 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 640
bogdanm 0:9b334a45a8ff 641 return HAL_OK;
bogdanm 0:9b334a45a8ff 642 }
bogdanm 0:9b334a45a8ff 643
bogdanm 0:9b334a45a8ff 644 /**
bogdanm 0:9b334a45a8ff 645 * @brief Enable the color lookup table.
bogdanm 0:9b334a45a8ff 646 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 647 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 648 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 649 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 650 * 0 or 1
bogdanm 0:9b334a45a8ff 651 * @retval HAL status
bogdanm 0:9b334a45a8ff 652 */
bogdanm 0:9b334a45a8ff 653 HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 654 {
bogdanm 0:9b334a45a8ff 655
bogdanm 0:9b334a45a8ff 656 /* Process locked */
bogdanm 0:9b334a45a8ff 657 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 658
bogdanm 0:9b334a45a8ff 659 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 660 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 661
bogdanm 0:9b334a45a8ff 662 /* Check the parameters */
bogdanm 0:9b334a45a8ff 663 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 664
bogdanm 0:9b334a45a8ff 665 /* Disable LTDC color lookup table by setting CLUTEN bit */
bogdanm 0:9b334a45a8ff 666 LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_CLUTEN;
bogdanm 0:9b334a45a8ff 667
bogdanm 0:9b334a45a8ff 668 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 669 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 670
bogdanm 0:9b334a45a8ff 671 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 672 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 673
bogdanm 0:9b334a45a8ff 674 /* Process unlocked */
bogdanm 0:9b334a45a8ff 675 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 676
bogdanm 0:9b334a45a8ff 677 return HAL_OK;
bogdanm 0:9b334a45a8ff 678 }
bogdanm 0:9b334a45a8ff 679
bogdanm 0:9b334a45a8ff 680 /**
bogdanm 0:9b334a45a8ff 681 * @brief Disable the color lookup table.
bogdanm 0:9b334a45a8ff 682 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 683 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 684 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 685 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 686 * 0 or 1
bogdanm 0:9b334a45a8ff 687 * @retval HAL status
bogdanm 0:9b334a45a8ff 688 */
bogdanm 0:9b334a45a8ff 689 HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 690 {
bogdanm 0:9b334a45a8ff 691
bogdanm 0:9b334a45a8ff 692 /* Process locked */
bogdanm 0:9b334a45a8ff 693 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 694
bogdanm 0:9b334a45a8ff 695 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 696 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 697
bogdanm 0:9b334a45a8ff 698 /* Check the parameters */
bogdanm 0:9b334a45a8ff 699 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 700
bogdanm 0:9b334a45a8ff 701 /* Disable LTDC color lookup table by setting CLUTEN bit */
bogdanm 0:9b334a45a8ff 702 LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_CLUTEN;
bogdanm 0:9b334a45a8ff 703
bogdanm 0:9b334a45a8ff 704 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 705 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 706
bogdanm 0:9b334a45a8ff 707 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 708 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 709
bogdanm 0:9b334a45a8ff 710 /* Process unlocked */
bogdanm 0:9b334a45a8ff 711 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 712
bogdanm 0:9b334a45a8ff 713 return HAL_OK;
bogdanm 0:9b334a45a8ff 714 }
bogdanm 0:9b334a45a8ff 715
bogdanm 0:9b334a45a8ff 716 /**
bogdanm 0:9b334a45a8ff 717 * @brief Enables Dither.
bogdanm 0:9b334a45a8ff 718 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 719 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 720 * @retval HAL status
bogdanm 0:9b334a45a8ff 721 */
bogdanm 0:9b334a45a8ff 722
bogdanm 0:9b334a45a8ff 723 HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 724 {
bogdanm 0:9b334a45a8ff 725 /* Process locked */
bogdanm 0:9b334a45a8ff 726 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 727
bogdanm 0:9b334a45a8ff 728 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 729 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 730
bogdanm 0:9b334a45a8ff 731 /* Enable Dither by setting DTEN bit */
bogdanm 0:9b334a45a8ff 732 LTDC->GCR |= (uint32_t)LTDC_GCR_DTEN;
bogdanm 0:9b334a45a8ff 733
bogdanm 0:9b334a45a8ff 734 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 735 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 736
bogdanm 0:9b334a45a8ff 737 /* Process unlocked */
bogdanm 0:9b334a45a8ff 738 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 739
bogdanm 0:9b334a45a8ff 740 return HAL_OK;
bogdanm 0:9b334a45a8ff 741 }
bogdanm 0:9b334a45a8ff 742
bogdanm 0:9b334a45a8ff 743 /**
bogdanm 0:9b334a45a8ff 744 * @brief Disables Dither.
bogdanm 0:9b334a45a8ff 745 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 746 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 747 * @retval HAL status
bogdanm 0:9b334a45a8ff 748 */
bogdanm 0:9b334a45a8ff 749
bogdanm 0:9b334a45a8ff 750 HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 751 {
bogdanm 0:9b334a45a8ff 752 /* Process locked */
bogdanm 0:9b334a45a8ff 753 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 754
bogdanm 0:9b334a45a8ff 755 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 756 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 757
bogdanm 0:9b334a45a8ff 758 /* Disable Dither by setting DTEN bit */
bogdanm 0:9b334a45a8ff 759 LTDC->GCR &= ~(uint32_t)LTDC_GCR_DTEN;
bogdanm 0:9b334a45a8ff 760
bogdanm 0:9b334a45a8ff 761 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 762 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 763
bogdanm 0:9b334a45a8ff 764 /* Process unlocked */
bogdanm 0:9b334a45a8ff 765 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 766
bogdanm 0:9b334a45a8ff 767 return HAL_OK;
bogdanm 0:9b334a45a8ff 768 }
bogdanm 0:9b334a45a8ff 769
bogdanm 0:9b334a45a8ff 770 /**
bogdanm 0:9b334a45a8ff 771 * @brief Set the LTDC window size.
bogdanm 0:9b334a45a8ff 772 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 773 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 774 * @param XSize: LTDC Pixel per line
bogdanm 0:9b334a45a8ff 775 * @param YSize: LTDC Line number
bogdanm 0:9b334a45a8ff 776 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 777 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 778 * 0 or 1
bogdanm 0:9b334a45a8ff 779 * @retval HAL status
bogdanm 0:9b334a45a8ff 780 */
bogdanm 0:9b334a45a8ff 781 HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 782 {
bogdanm 0:9b334a45a8ff 783 LTDC_LayerCfgTypeDef *pLayerCfg;
bogdanm 0:9b334a45a8ff 784
bogdanm 0:9b334a45a8ff 785 /* Process locked */
bogdanm 0:9b334a45a8ff 786 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 787
bogdanm 0:9b334a45a8ff 788 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 789 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 790
bogdanm 0:9b334a45a8ff 791 /* Get layer configuration from handle structure */
bogdanm 0:9b334a45a8ff 792 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
bogdanm 0:9b334a45a8ff 793
bogdanm 0:9b334a45a8ff 794 /* Check the parameters (Layers parameters)*/
bogdanm 0:9b334a45a8ff 795 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 796 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
bogdanm 0:9b334a45a8ff 797 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
bogdanm 0:9b334a45a8ff 798 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
bogdanm 0:9b334a45a8ff 799 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
bogdanm 0:9b334a45a8ff 800 assert_param(IS_LTDC_CFBLL(XSize));
bogdanm 0:9b334a45a8ff 801 assert_param(IS_LTDC_CFBLNBR(YSize));
bogdanm 0:9b334a45a8ff 802
bogdanm 0:9b334a45a8ff 803 /* update horizontal start/stop */
bogdanm 0:9b334a45a8ff 804 pLayerCfg->WindowX0 = 0;
bogdanm 0:9b334a45a8ff 805 pLayerCfg->WindowX1 = XSize + pLayerCfg->WindowX0;
bogdanm 0:9b334a45a8ff 806
bogdanm 0:9b334a45a8ff 807 /* update vertical start/stop */
bogdanm 0:9b334a45a8ff 808 pLayerCfg->WindowY0 = 0;
bogdanm 0:9b334a45a8ff 809 pLayerCfg->WindowY1 = YSize + pLayerCfg->WindowY0;
bogdanm 0:9b334a45a8ff 810
bogdanm 0:9b334a45a8ff 811 /* Reconfigures the color frame buffer pitch in byte */
bogdanm 0:9b334a45a8ff 812 pLayerCfg->ImageWidth = XSize;
bogdanm 0:9b334a45a8ff 813
bogdanm 0:9b334a45a8ff 814 /* Reconfigures the frame buffer line number */
bogdanm 0:9b334a45a8ff 815 pLayerCfg->ImageHeight = YSize;
bogdanm 0:9b334a45a8ff 816
bogdanm 0:9b334a45a8ff 817 /* Set LTDC parameters */
bogdanm 0:9b334a45a8ff 818 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
bogdanm 0:9b334a45a8ff 819
bogdanm 0:9b334a45a8ff 820 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 821 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 822
bogdanm 0:9b334a45a8ff 823 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 824 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 825
bogdanm 0:9b334a45a8ff 826 /* Process unlocked */
bogdanm 0:9b334a45a8ff 827 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 828
bogdanm 0:9b334a45a8ff 829 return HAL_OK;
bogdanm 0:9b334a45a8ff 830 }
bogdanm 0:9b334a45a8ff 831
bogdanm 0:9b334a45a8ff 832 /**
bogdanm 0:9b334a45a8ff 833 * @brief Set the LTDC window position.
bogdanm 0:9b334a45a8ff 834 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 835 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 836 * @param X0: LTDC window X offset
bogdanm 0:9b334a45a8ff 837 * @param Y0: LTDC window Y offset
bogdanm 0:9b334a45a8ff 838 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 839 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 840 * 0 or 1
bogdanm 0:9b334a45a8ff 841 * @retval HAL status
bogdanm 0:9b334a45a8ff 842 */
bogdanm 0:9b334a45a8ff 843 HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 844 {
bogdanm 0:9b334a45a8ff 845 LTDC_LayerCfgTypeDef *pLayerCfg;
bogdanm 0:9b334a45a8ff 846
bogdanm 0:9b334a45a8ff 847 /* Process locked */
bogdanm 0:9b334a45a8ff 848 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 849
bogdanm 0:9b334a45a8ff 850 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 851 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 852
bogdanm 0:9b334a45a8ff 853 /* Get layer configuration from handle structure */
bogdanm 0:9b334a45a8ff 854 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
bogdanm 0:9b334a45a8ff 855
bogdanm 0:9b334a45a8ff 856 /* Check the parameters */
bogdanm 0:9b334a45a8ff 857 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 858 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
bogdanm 0:9b334a45a8ff 859 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
bogdanm 0:9b334a45a8ff 860 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
bogdanm 0:9b334a45a8ff 861 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
bogdanm 0:9b334a45a8ff 862
bogdanm 0:9b334a45a8ff 863 /* update horizontal start/stop */
bogdanm 0:9b334a45a8ff 864 pLayerCfg->WindowX0 = X0;
bogdanm 0:9b334a45a8ff 865 pLayerCfg->WindowX1 = X0 + pLayerCfg->ImageWidth;
bogdanm 0:9b334a45a8ff 866
bogdanm 0:9b334a45a8ff 867 /* update vertical start/stop */
bogdanm 0:9b334a45a8ff 868 pLayerCfg->WindowY0 = Y0;
bogdanm 0:9b334a45a8ff 869 pLayerCfg->WindowY1 = Y0 + pLayerCfg->ImageHeight;
bogdanm 0:9b334a45a8ff 870
bogdanm 0:9b334a45a8ff 871 /* Set LTDC parameters */
bogdanm 0:9b334a45a8ff 872 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
bogdanm 0:9b334a45a8ff 873
bogdanm 0:9b334a45a8ff 874 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 875 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 876
bogdanm 0:9b334a45a8ff 877 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 878 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 879
bogdanm 0:9b334a45a8ff 880 /* Process unlocked */
bogdanm 0:9b334a45a8ff 881 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 882
bogdanm 0:9b334a45a8ff 883 return HAL_OK;
bogdanm 0:9b334a45a8ff 884 }
bogdanm 0:9b334a45a8ff 885
bogdanm 0:9b334a45a8ff 886 /**
bogdanm 0:9b334a45a8ff 887 * @brief Reconfigure the pixel format.
bogdanm 0:9b334a45a8ff 888 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 889 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 890 * @param Pixelformat: new pixel format value.
bogdanm 0:9b334a45a8ff 891 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 892 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 893 * 0 or 1.
bogdanm 0:9b334a45a8ff 894 * @retval HAL status
bogdanm 0:9b334a45a8ff 895 */
bogdanm 0:9b334a45a8ff 896 HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 897 {
bogdanm 0:9b334a45a8ff 898 LTDC_LayerCfgTypeDef *pLayerCfg;
bogdanm 0:9b334a45a8ff 899
bogdanm 0:9b334a45a8ff 900 /* Process locked */
bogdanm 0:9b334a45a8ff 901 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 902
bogdanm 0:9b334a45a8ff 903 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 904 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 905
bogdanm 0:9b334a45a8ff 906 /* Check the parameters */
bogdanm 0:9b334a45a8ff 907 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 908 assert_param(IS_LTDC_PIXEL_FORMAT(Pixelformat));
bogdanm 0:9b334a45a8ff 909
bogdanm 0:9b334a45a8ff 910 /* Get layer configuration from handle structure */
bogdanm 0:9b334a45a8ff 911 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
bogdanm 0:9b334a45a8ff 912
bogdanm 0:9b334a45a8ff 913 /* Reconfigure the pixel format */
bogdanm 0:9b334a45a8ff 914 pLayerCfg->PixelFormat = Pixelformat;
bogdanm 0:9b334a45a8ff 915
bogdanm 0:9b334a45a8ff 916 /* Set LTDC parameters */
bogdanm 0:9b334a45a8ff 917 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
bogdanm 0:9b334a45a8ff 918
bogdanm 0:9b334a45a8ff 919 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 920 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 921
bogdanm 0:9b334a45a8ff 922 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 923 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 924
bogdanm 0:9b334a45a8ff 925 /* Process unlocked */
bogdanm 0:9b334a45a8ff 926 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 927
bogdanm 0:9b334a45a8ff 928 return HAL_OK;
bogdanm 0:9b334a45a8ff 929 }
bogdanm 0:9b334a45a8ff 930
bogdanm 0:9b334a45a8ff 931 /**
bogdanm 0:9b334a45a8ff 932 * @brief Reconfigure the layer alpha value.
bogdanm 0:9b334a45a8ff 933 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 934 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 935 * @param Alpha: new alpha value.
bogdanm 0:9b334a45a8ff 936 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 937 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 938 * 0 or 1
bogdanm 0:9b334a45a8ff 939 * @retval HAL status
bogdanm 0:9b334a45a8ff 940 */
bogdanm 0:9b334a45a8ff 941 HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 942 {
bogdanm 0:9b334a45a8ff 943 LTDC_LayerCfgTypeDef *pLayerCfg;
bogdanm 0:9b334a45a8ff 944
bogdanm 0:9b334a45a8ff 945 /* Process locked */
bogdanm 0:9b334a45a8ff 946 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 947
bogdanm 0:9b334a45a8ff 948 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 949 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 950
bogdanm 0:9b334a45a8ff 951 /* Check the parameters */
bogdanm 0:9b334a45a8ff 952 assert_param(IS_LTDC_ALPHA(Alpha));
bogdanm 0:9b334a45a8ff 953 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 954
bogdanm 0:9b334a45a8ff 955 /* Get layer configuration from handle structure */
bogdanm 0:9b334a45a8ff 956 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
bogdanm 0:9b334a45a8ff 957
bogdanm 0:9b334a45a8ff 958 /* Reconfigure the Alpha value */
bogdanm 0:9b334a45a8ff 959 pLayerCfg->Alpha = Alpha;
bogdanm 0:9b334a45a8ff 960
bogdanm 0:9b334a45a8ff 961 /* Set LTDC parameters */
bogdanm 0:9b334a45a8ff 962 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
bogdanm 0:9b334a45a8ff 963
bogdanm 0:9b334a45a8ff 964 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 965 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 966
bogdanm 0:9b334a45a8ff 967 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 968 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 969
bogdanm 0:9b334a45a8ff 970 /* Process unlocked */
bogdanm 0:9b334a45a8ff 971 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 972
bogdanm 0:9b334a45a8ff 973 return HAL_OK;
bogdanm 0:9b334a45a8ff 974 }
bogdanm 0:9b334a45a8ff 975 /**
bogdanm 0:9b334a45a8ff 976 * @brief Reconfigure the frame buffer Address.
bogdanm 0:9b334a45a8ff 977 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 978 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 979 * @param Address: new address value.
bogdanm 0:9b334a45a8ff 980 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 981 * This parameter can be one of the following values:
bogdanm 0:9b334a45a8ff 982 * 0 or 1.
bogdanm 0:9b334a45a8ff 983 * @retval HAL status
bogdanm 0:9b334a45a8ff 984 */
bogdanm 0:9b334a45a8ff 985 HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 986 {
bogdanm 0:9b334a45a8ff 987 LTDC_LayerCfgTypeDef *pLayerCfg;
bogdanm 0:9b334a45a8ff 988
bogdanm 0:9b334a45a8ff 989 /* Process locked */
bogdanm 0:9b334a45a8ff 990 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 991
bogdanm 0:9b334a45a8ff 992 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 993 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 994
bogdanm 0:9b334a45a8ff 995 /* Check the parameters */
bogdanm 0:9b334a45a8ff 996 assert_param(IS_LTDC_LAYER(LayerIdx));
bogdanm 0:9b334a45a8ff 997
bogdanm 0:9b334a45a8ff 998 /* Get layer configuration from handle structure */
bogdanm 0:9b334a45a8ff 999 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
bogdanm 0:9b334a45a8ff 1000
bogdanm 0:9b334a45a8ff 1001 /* Reconfigure the Address */
bogdanm 0:9b334a45a8ff 1002 pLayerCfg->FBStartAdress = Address;
bogdanm 0:9b334a45a8ff 1003
bogdanm 0:9b334a45a8ff 1004 /* Set LTDC parameters */
bogdanm 0:9b334a45a8ff 1005 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
bogdanm 0:9b334a45a8ff 1006
bogdanm 0:9b334a45a8ff 1007 /* Sets the Reload type */
bogdanm 0:9b334a45a8ff 1008 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
bogdanm 0:9b334a45a8ff 1009
bogdanm 0:9b334a45a8ff 1010 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 1011 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 1012
bogdanm 0:9b334a45a8ff 1013 /* Process unlocked */
bogdanm 0:9b334a45a8ff 1014 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 1015
bogdanm 0:9b334a45a8ff 1016 return HAL_OK;
bogdanm 0:9b334a45a8ff 1017 }
bogdanm 0:9b334a45a8ff 1018
bogdanm 0:9b334a45a8ff 1019 /**
bogdanm 0:9b334a45a8ff 1020 * @brief Define the position of the line interrupt .
bogdanm 0:9b334a45a8ff 1021 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 1022 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 1023 * @param Line: Line Interrupt Position.
bogdanm 0:9b334a45a8ff 1024 * @retval HAL status
bogdanm 0:9b334a45a8ff 1025 */
bogdanm 0:9b334a45a8ff 1026 HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line)
bogdanm 0:9b334a45a8ff 1027 {
bogdanm 0:9b334a45a8ff 1028 /* Process locked */
bogdanm 0:9b334a45a8ff 1029 __HAL_LOCK(hltdc);
bogdanm 0:9b334a45a8ff 1030
bogdanm 0:9b334a45a8ff 1031 /* Change LTDC peripheral state */
bogdanm 0:9b334a45a8ff 1032 hltdc->State = HAL_LTDC_STATE_BUSY;
bogdanm 0:9b334a45a8ff 1033
bogdanm 0:9b334a45a8ff 1034 /* Check the parameters */
bogdanm 0:9b334a45a8ff 1035 assert_param(IS_LTDC_LIPOS(Line));
bogdanm 0:9b334a45a8ff 1036
bogdanm 0:9b334a45a8ff 1037 /* Enable the Line interrupt */
bogdanm 0:9b334a45a8ff 1038 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_LI);
bogdanm 0:9b334a45a8ff 1039
bogdanm 0:9b334a45a8ff 1040 /* Sets the Line Interrupt position */
bogdanm 0:9b334a45a8ff 1041 LTDC->LIPCR = (uint32_t)Line;
bogdanm 0:9b334a45a8ff 1042
bogdanm 0:9b334a45a8ff 1043 /* Change the LTDC state*/
bogdanm 0:9b334a45a8ff 1044 hltdc->State = HAL_LTDC_STATE_READY;
bogdanm 0:9b334a45a8ff 1045
bogdanm 0:9b334a45a8ff 1046 /* Process unlocked */
bogdanm 0:9b334a45a8ff 1047 __HAL_UNLOCK(hltdc);
bogdanm 0:9b334a45a8ff 1048
bogdanm 0:9b334a45a8ff 1049 return HAL_OK;
bogdanm 0:9b334a45a8ff 1050 }
bogdanm 0:9b334a45a8ff 1051
bogdanm 0:9b334a45a8ff 1052 /**
bogdanm 0:9b334a45a8ff 1053 * @}
bogdanm 0:9b334a45a8ff 1054 */
bogdanm 0:9b334a45a8ff 1055
bogdanm 0:9b334a45a8ff 1056 /** @defgroup LTDC_Exported_Functions_Group4 Peripheral State and Errors functions
bogdanm 0:9b334a45a8ff 1057 * @brief Peripheral State and Errors functions
bogdanm 0:9b334a45a8ff 1058 *
bogdanm 0:9b334a45a8ff 1059 @verbatim
bogdanm 0:9b334a45a8ff 1060 ===============================================================================
bogdanm 0:9b334a45a8ff 1061 ##### Peripheral State and Errors functions #####
bogdanm 0:9b334a45a8ff 1062 ===============================================================================
bogdanm 0:9b334a45a8ff 1063 [..]
bogdanm 0:9b334a45a8ff 1064 This subsection provides functions allowing to
bogdanm 0:9b334a45a8ff 1065 (+) Check the LTDC state.
bogdanm 0:9b334a45a8ff 1066 (+) Get error code.
bogdanm 0:9b334a45a8ff 1067
bogdanm 0:9b334a45a8ff 1068 @endverbatim
bogdanm 0:9b334a45a8ff 1069 * @{
bogdanm 0:9b334a45a8ff 1070 */
bogdanm 0:9b334a45a8ff 1071
bogdanm 0:9b334a45a8ff 1072 /**
bogdanm 0:9b334a45a8ff 1073 * @brief Return the LTDC state
bogdanm 0:9b334a45a8ff 1074 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 1075 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 1076 * @retval HAL state
bogdanm 0:9b334a45a8ff 1077 */
bogdanm 0:9b334a45a8ff 1078 HAL_LTDC_StateTypeDef HAL_LTDC_GetState(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 1079 {
bogdanm 0:9b334a45a8ff 1080 return hltdc->State;
bogdanm 0:9b334a45a8ff 1081 }
bogdanm 0:9b334a45a8ff 1082
bogdanm 0:9b334a45a8ff 1083 /**
bogdanm 0:9b334a45a8ff 1084 * @brief Return the LTDC error code
bogdanm 0:9b334a45a8ff 1085 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 1086 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 1087 * @retval LTDC Error Code
bogdanm 0:9b334a45a8ff 1088 */
bogdanm 0:9b334a45a8ff 1089 uint32_t HAL_LTDC_GetError(LTDC_HandleTypeDef *hltdc)
bogdanm 0:9b334a45a8ff 1090 {
bogdanm 0:9b334a45a8ff 1091 return hltdc->ErrorCode;
bogdanm 0:9b334a45a8ff 1092 }
bogdanm 0:9b334a45a8ff 1093
bogdanm 0:9b334a45a8ff 1094 /**
bogdanm 0:9b334a45a8ff 1095 * @}
bogdanm 0:9b334a45a8ff 1096 */
bogdanm 0:9b334a45a8ff 1097
bogdanm 0:9b334a45a8ff 1098 /**
bogdanm 0:9b334a45a8ff 1099 * @brief Configures the LTDC peripheral
bogdanm 0:9b334a45a8ff 1100 * @param hltdc : Pointer to a LTDC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 1101 * the configuration information for the LTDC.
bogdanm 0:9b334a45a8ff 1102 * @param pLayerCfg: Pointer LTDC Layer Configuration structure
bogdanm 0:9b334a45a8ff 1103 * @param LayerIdx: LTDC Layer index.
bogdanm 0:9b334a45a8ff 1104 * This parameter can be one of the following values: 0 or 1
bogdanm 0:9b334a45a8ff 1105 * @retval None
bogdanm 0:9b334a45a8ff 1106 */
bogdanm 0:9b334a45a8ff 1107 static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx)
bogdanm 0:9b334a45a8ff 1108 {
bogdanm 0:9b334a45a8ff 1109 uint32_t tmp = 0;
bogdanm 0:9b334a45a8ff 1110 uint32_t tmp1 = 0;
bogdanm 0:9b334a45a8ff 1111 uint32_t tmp2 = 0;
bogdanm 0:9b334a45a8ff 1112
bogdanm 0:9b334a45a8ff 1113 /* Configures the horizontal start and stop position */
bogdanm 0:9b334a45a8ff 1114 tmp = ((pLayerCfg->WindowX1 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16)) << 16);
bogdanm 0:9b334a45a8ff 1115 LTDC_LAYER(hltdc, LayerIdx)->WHPCR &= ~(LTDC_LxWHPCR_WHSTPOS | LTDC_LxWHPCR_WHSPPOS);
bogdanm 0:9b334a45a8ff 1116 LTDC_LAYER(hltdc, LayerIdx)->WHPCR = ((pLayerCfg->WindowX0 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16) + 1) | tmp);
bogdanm 0:9b334a45a8ff 1117
bogdanm 0:9b334a45a8ff 1118 /* Configures the vertical start and stop position */
bogdanm 0:9b334a45a8ff 1119 tmp = ((pLayerCfg->WindowY1 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP)) << 16);
bogdanm 0:9b334a45a8ff 1120 LTDC_LAYER(hltdc, LayerIdx)->WVPCR &= ~(LTDC_LxWVPCR_WVSTPOS | LTDC_LxWVPCR_WVSPPOS);
bogdanm 0:9b334a45a8ff 1121 LTDC_LAYER(hltdc, LayerIdx)->WVPCR = ((pLayerCfg->WindowY0 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP) + 1) | tmp);
bogdanm 0:9b334a45a8ff 1122
bogdanm 0:9b334a45a8ff 1123 /* Specifies the pixel format */
bogdanm 0:9b334a45a8ff 1124 LTDC_LAYER(hltdc, LayerIdx)->PFCR &= ~(LTDC_LxPFCR_PF);
bogdanm 0:9b334a45a8ff 1125 LTDC_LAYER(hltdc, LayerIdx)->PFCR = (pLayerCfg->PixelFormat);
bogdanm 0:9b334a45a8ff 1126
bogdanm 0:9b334a45a8ff 1127 /* Configures the default color values */
bogdanm 0:9b334a45a8ff 1128 tmp = ((uint32_t)(pLayerCfg->Backcolor.Green) << 8);
bogdanm 0:9b334a45a8ff 1129 tmp1 = ((uint32_t)(pLayerCfg->Backcolor.Red) << 16);
bogdanm 0:9b334a45a8ff 1130 tmp2 = (pLayerCfg->Alpha0 << 24);
bogdanm 0:9b334a45a8ff 1131 LTDC_LAYER(hltdc, LayerIdx)->DCCR &= ~(LTDC_LxDCCR_DCBLUE | LTDC_LxDCCR_DCGREEN | LTDC_LxDCCR_DCRED | LTDC_LxDCCR_DCALPHA);
bogdanm 0:9b334a45a8ff 1132 LTDC_LAYER(hltdc, LayerIdx)->DCCR = (pLayerCfg->Backcolor.Blue | tmp | tmp1 | tmp2);
bogdanm 0:9b334a45a8ff 1133
bogdanm 0:9b334a45a8ff 1134 /* Specifies the constant alpha value */
bogdanm 0:9b334a45a8ff 1135 LTDC_LAYER(hltdc, LayerIdx)->CACR &= ~(LTDC_LxCACR_CONSTA);
bogdanm 0:9b334a45a8ff 1136 LTDC_LAYER(hltdc, LayerIdx)->CACR = (pLayerCfg->Alpha);
bogdanm 0:9b334a45a8ff 1137
bogdanm 0:9b334a45a8ff 1138 /* Specifies the blending factors */
bogdanm 0:9b334a45a8ff 1139 LTDC_LAYER(hltdc, LayerIdx)->BFCR &= ~(LTDC_LxBFCR_BF2 | LTDC_LxBFCR_BF1);
bogdanm 0:9b334a45a8ff 1140 LTDC_LAYER(hltdc, LayerIdx)->BFCR = (pLayerCfg->BlendingFactor1 | pLayerCfg->BlendingFactor2);
bogdanm 0:9b334a45a8ff 1141
bogdanm 0:9b334a45a8ff 1142 /* Configures the color frame buffer start address */
bogdanm 0:9b334a45a8ff 1143 LTDC_LAYER(hltdc, LayerIdx)->CFBAR &= ~(LTDC_LxCFBAR_CFBADD);
bogdanm 0:9b334a45a8ff 1144 LTDC_LAYER(hltdc, LayerIdx)->CFBAR = (pLayerCfg->FBStartAdress);
bogdanm 0:9b334a45a8ff 1145
bogdanm 0:9b334a45a8ff 1146 if(pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB8888)
bogdanm 0:9b334a45a8ff 1147 {
bogdanm 0:9b334a45a8ff 1148 tmp = 4;
bogdanm 0:9b334a45a8ff 1149 }
bogdanm 0:9b334a45a8ff 1150 else if (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB888)
bogdanm 0:9b334a45a8ff 1151 {
bogdanm 0:9b334a45a8ff 1152 tmp = 3;
bogdanm 0:9b334a45a8ff 1153 }
bogdanm 0:9b334a45a8ff 1154 else if((pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB4444) || \
bogdanm 0:9b334a45a8ff 1155 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB565) || \
bogdanm 0:9b334a45a8ff 1156 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB1555) || \
bogdanm 0:9b334a45a8ff 1157 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_AL88))
bogdanm 0:9b334a45a8ff 1158 {
bogdanm 0:9b334a45a8ff 1159 tmp = 2;
bogdanm 0:9b334a45a8ff 1160 }
bogdanm 0:9b334a45a8ff 1161 else
bogdanm 0:9b334a45a8ff 1162 {
bogdanm 0:9b334a45a8ff 1163 tmp = 1;
bogdanm 0:9b334a45a8ff 1164 }
bogdanm 0:9b334a45a8ff 1165
bogdanm 0:9b334a45a8ff 1166 /* Configures the color frame buffer pitch in byte */
bogdanm 0:9b334a45a8ff 1167 LTDC_LAYER(hltdc, LayerIdx)->CFBLR &= ~(LTDC_LxCFBLR_CFBLL | LTDC_LxCFBLR_CFBP);
bogdanm 0:9b334a45a8ff 1168 LTDC_LAYER(hltdc, LayerIdx)->CFBLR = (((pLayerCfg->ImageWidth * tmp) << 16) | (((pLayerCfg->WindowX1 - pLayerCfg->WindowX0) * tmp) + 3));
bogdanm 0:9b334a45a8ff 1169
bogdanm 0:9b334a45a8ff 1170 /* Configures the frame buffer line number */
bogdanm 0:9b334a45a8ff 1171 LTDC_LAYER(hltdc, LayerIdx)->CFBLNR &= ~(LTDC_LxCFBLNR_CFBLNBR);
bogdanm 0:9b334a45a8ff 1172 LTDC_LAYER(hltdc, LayerIdx)->CFBLNR = (pLayerCfg->ImageHeight);
bogdanm 0:9b334a45a8ff 1173
bogdanm 0:9b334a45a8ff 1174 /* Enable LTDC_Layer by setting LEN bit */
bogdanm 0:9b334a45a8ff 1175 LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_LEN;
bogdanm 0:9b334a45a8ff 1176 }
bogdanm 0:9b334a45a8ff 1177
bogdanm 0:9b334a45a8ff 1178 /**
bogdanm 0:9b334a45a8ff 1179 * @}
bogdanm 0:9b334a45a8ff 1180 */
bogdanm 0:9b334a45a8ff 1181 #endif /* STM32F429xx || STM32F439xx */
bogdanm 0:9b334a45a8ff 1182 #endif /* HAL_LTDC_MODULE_ENABLED */
bogdanm 0:9b334a45a8ff 1183 /**
bogdanm 0:9b334a45a8ff 1184 * @}
bogdanm 0:9b334a45a8ff 1185 */
bogdanm 0:9b334a45a8ff 1186
bogdanm 0:9b334a45a8ff 1187 /**
bogdanm 0:9b334a45a8ff 1188 * @}
bogdanm 0:9b334a45a8ff 1189 */
bogdanm 0:9b334a45a8ff 1190
bogdanm 0:9b334a45a8ff 1191 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/