shao ziyang / mbed-src-kl05

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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F411RE/stm32f4xx_hal_ltdc.c@235:685d5f11838f, 2014-06-23 (annotated)

Committer:
mbed_official
Date:
Mon Jun 23 14:00:09 2014 +0100
Revision:
235:685d5f11838f
Synchronized with git revision 9728c76667962b289ee9c4c687ef9f115db48cd3



Full URL: https://github.com/mbedmicro/mbed/commit/9728c76667962b289ee9c4c687ef9f115db48cd3/



[NUCLEO_F411RE] Add all target files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 235:685d5f11838f 1 /**
mbed_official 235:685d5f11838f 2 ******************************************************************************
mbed_official 235:685d5f11838f 3 * @file stm32f4xx_hal_ltdc.c
mbed_official 235:685d5f11838f 4 * @author MCD Application Team
mbed_official 235:685d5f11838f 5 * @version V1.1.0
mbed_official 235:685d5f11838f 6 * @date 19-June-2014
mbed_official 235:685d5f11838f 7 * @brief LTDC HAL module driver.
mbed_official 235:685d5f11838f 8 * This file provides firmware functions to manage the following
mbed_official 235:685d5f11838f 9 * functionalities of the LTDC peripheral:
mbed_official 235:685d5f11838f 10 * + Initialization and de-initialization functions
mbed_official 235:685d5f11838f 11 * + IO operation functions
mbed_official 235:685d5f11838f 12 * + Peripheral Control functions
mbed_official 235:685d5f11838f 13 * + Peripheral State and Errors functions
mbed_official 235:685d5f11838f 14 *
mbed_official 235:685d5f11838f 15 @verbatim
mbed_official 235:685d5f11838f 16 ==============================================================================
mbed_official 235:685d5f11838f 17 ##### How to use this driver #####
mbed_official 235:685d5f11838f 18 ==============================================================================
mbed_official 235:685d5f11838f 19 [..]
mbed_official 235:685d5f11838f 20 (#) Program the required configuration through the following parameters:
mbed_official 235:685d5f11838f 21 the LTDC timing, the horizontal and vertical polarity,
mbed_official 235:685d5f11838f 22 the pixel clock polarity, Data Enable polarity and the LTDC background color value
mbed_official 235:685d5f11838f 23 using HAL_LTDC_Init() function
mbed_official 235:685d5f11838f 24
mbed_official 235:685d5f11838f 25 (#) Program the required configuration through the following parameters:
mbed_official 235:685d5f11838f 26 the pixel format, the blending factors, input alpha value, the window size
mbed_official 235:685d5f11838f 27 and the image size using HAL_LTDC_ConfigLayer() function for foreground
mbed_official 235:685d5f11838f 28 or/and background layer.
mbed_official 235:685d5f11838f 29
mbed_official 235:685d5f11838f 30 (#) Optionally, configure and enable the CLUT using HAL_LTDC_ConfigCLUT() and
mbed_official 235:685d5f11838f 31 HAL_LTDC_EnableCLUT functions.
mbed_official 235:685d5f11838f 32
mbed_official 235:685d5f11838f 33 (#) Optionally, enable the Dither using HAL_LTDC_EnableDither().
mbed_official 235:685d5f11838f 34
mbed_official 235:685d5f11838f 35 (#) Optionally, configure and enable the Color keying using HAL_LTDC_ConfigColorKeying()
mbed_official 235:685d5f11838f 36 and HAL_LTDC_EnableColorKeying functions.
mbed_official 235:685d5f11838f 37
mbed_official 235:685d5f11838f 38 (#) Optionally, configure LineInterrupt using HAL_LTDC_ProgramLineInterrupt()
mbed_official 235:685d5f11838f 39 function
mbed_official 235:685d5f11838f 40
mbed_official 235:685d5f11838f 41 (#) If needed, reconfigure and change the pixel format value, the alpha value
mbed_official 235:685d5f11838f 42 value, the window size, the window position and the layer start address
mbed_official 235:685d5f11838f 43 for foreground or/and background layer using respectively the following
mbed_official 235:685d5f11838f 44 functions: HAL_LTDC_SetPixelFormat(), HAL_LTDC_SetAlpha(), HAL_LTDC_SetWindowSize(),
mbed_official 235:685d5f11838f 45 HAL_LTDC_SetWindowPosition(), HAL_LTDC_SetAddress.
mbed_official 235:685d5f11838f 46
mbed_official 235:685d5f11838f 47 (#) To control LTDC state you can use the following function: HAL_LTDC_GetState()
mbed_official 235:685d5f11838f 48
mbed_official 235:685d5f11838f 49 *** LTDC HAL driver macros list ***
mbed_official 235:685d5f11838f 50 =============================================
mbed_official 235:685d5f11838f 51 [..]
mbed_official 235:685d5f11838f 52 Below the list of most used macros in LTDC HAL driver.
mbed_official 235:685d5f11838f 53
mbed_official 235:685d5f11838f 54 (+) __HAL_LTDC_ENABLE: Enable the LTDC.
mbed_official 235:685d5f11838f 55 (+) __HAL_LTDC_DISABLE: Disable the LTDC.
mbed_official 235:685d5f11838f 56 (+) __HAL_LTDC_LAYER_ENABLE: Enable the LTDC Layer.
mbed_official 235:685d5f11838f 57 (+) __HAL_LTDC_LAYER_DISABLE: Disable the LTDC Layer.
mbed_official 235:685d5f11838f 58 (+) __HAL_LTDC_RELOAD_CONFIG: Reload Layer Configuration.
mbed_official 235:685d5f11838f 59 (+) __HAL_LTDC_GET_FLAG: Get the LTDC pending flags.
mbed_official 235:685d5f11838f 60 (+) __HAL_LTDC_CLEAR_FLAG: Clear the LTDC pending flags.
mbed_official 235:685d5f11838f 61 (+) __HAL_LTDC_ENABLE_IT: Enable the specified LTDC interrupts.
mbed_official 235:685d5f11838f 62 (+) __HAL_LTDC_DISABLE_IT: Disable the specified LTDC interrupts.
mbed_official 235:685d5f11838f 63 (+) __HAL_LTDC_GET_IT_SOURCE: Check whether the specified LTDC interrupt has occurred or not.
mbed_official 235:685d5f11838f 64
mbed_official 235:685d5f11838f 65 [..]
mbed_official 235:685d5f11838f 66 (@) You can refer to the LTDC HAL driver header file for more useful macros
mbed_official 235:685d5f11838f 67
mbed_official 235:685d5f11838f 68 @endverbatim
mbed_official 235:685d5f11838f 69 ******************************************************************************
mbed_official 235:685d5f11838f 70 * @attention
mbed_official 235:685d5f11838f 71 *
mbed_official 235:685d5f11838f 72 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 235:685d5f11838f 73 *
mbed_official 235:685d5f11838f 74 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 235:685d5f11838f 75 * are permitted provided that the following conditions are met:
mbed_official 235:685d5f11838f 76 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 235:685d5f11838f 77 * this list of conditions and the following disclaimer.
mbed_official 235:685d5f11838f 78 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 235:685d5f11838f 79 * this list of conditions and the following disclaimer in the documentation
mbed_official 235:685d5f11838f 80 * and/or other materials provided with the distribution.
mbed_official 235:685d5f11838f 81 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 235:685d5f11838f 82 * may be used to endorse or promote products derived from this software
mbed_official 235:685d5f11838f 83 * without specific prior written permission.
mbed_official 235:685d5f11838f 84 *
mbed_official 235:685d5f11838f 85 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 235:685d5f11838f 86 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 235:685d5f11838f 87 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 235:685d5f11838f 88 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 235:685d5f11838f 89 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 235:685d5f11838f 90 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 235:685d5f11838f 91 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 235:685d5f11838f 92 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 235:685d5f11838f 93 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 235:685d5f11838f 94 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 235:685d5f11838f 95 *
mbed_official 235:685d5f11838f 96 ******************************************************************************
mbed_official 235:685d5f11838f 97 */
mbed_official 235:685d5f11838f 98
mbed_official 235:685d5f11838f 99 /* Includes ------------------------------------------------------------------*/
mbed_official 235:685d5f11838f 100 #include "stm32f4xx_hal.h"
mbed_official 235:685d5f11838f 101
mbed_official 235:685d5f11838f 102 /** @addtogroup STM32F4xx_HAL_Driver
mbed_official 235:685d5f11838f 103 * @{
mbed_official 235:685d5f11838f 104 */
mbed_official 235:685d5f11838f 105 /** @defgroup LTDC
mbed_official 235:685d5f11838f 106 * @brief LTDC HAL module driver
mbed_official 235:685d5f11838f 107 * @{
mbed_official 235:685d5f11838f 108 */
mbed_official 235:685d5f11838f 109
mbed_official 235:685d5f11838f 110 #ifdef HAL_LTDC_MODULE_ENABLED
mbed_official 235:685d5f11838f 111
mbed_official 235:685d5f11838f 112 #if defined(STM32F429xx) || defined(STM32F439xx)
mbed_official 235:685d5f11838f 113
mbed_official 235:685d5f11838f 114 /* Private typedef -----------------------------------------------------------*/
mbed_official 235:685d5f11838f 115 /* Private define ------------------------------------------------------------*/
mbed_official 235:685d5f11838f 116 /* Private macro -------------------------------------------------------------*/
mbed_official 235:685d5f11838f 117 /* Private variables ---------------------------------------------------------*/
mbed_official 235:685d5f11838f 118 /* Private function prototypes -----------------------------------------------*/
mbed_official 235:685d5f11838f 119 static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx);
mbed_official 235:685d5f11838f 120 /* Private functions ---------------------------------------------------------*/
mbed_official 235:685d5f11838f 121
mbed_official 235:685d5f11838f 122 /** @defgroup LTDC_Private_Functions
mbed_official 235:685d5f11838f 123 * @{
mbed_official 235:685d5f11838f 124 */
mbed_official 235:685d5f11838f 125
mbed_official 235:685d5f11838f 126 /** @defgroup LTDC_Group1 Initialization and Configuration functions
mbed_official 235:685d5f11838f 127 * @brief Initialization and Configuration functions
mbed_official 235:685d5f11838f 128 *
mbed_official 235:685d5f11838f 129 @verbatim
mbed_official 235:685d5f11838f 130 ===============================================================================
mbed_official 235:685d5f11838f 131 ##### Initialization and Configuration functions #####
mbed_official 235:685d5f11838f 132 ===============================================================================
mbed_official 235:685d5f11838f 133 [..] This section provides functions allowing to:
mbed_official 235:685d5f11838f 134 (+) Initialize and configure the LTDC
mbed_official 235:685d5f11838f 135 (+) De-initialize the LTDC
mbed_official 235:685d5f11838f 136
mbed_official 235:685d5f11838f 137 @endverbatim
mbed_official 235:685d5f11838f 138 * @{
mbed_official 235:685d5f11838f 139 */
mbed_official 235:685d5f11838f 140
mbed_official 235:685d5f11838f 141 /**
mbed_official 235:685d5f11838f 142 * @brief Initializes the LTDC according to the specified
mbed_official 235:685d5f11838f 143 * parameters in the LTDC_InitTypeDef and create the associated handle.
mbed_official 235:685d5f11838f 144 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 145 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 146 * @retval HAL status
mbed_official 235:685d5f11838f 147 */
mbed_official 235:685d5f11838f 148 HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 149 {
mbed_official 235:685d5f11838f 150 uint32_t tmp = 0, tmp1 = 0;
mbed_official 235:685d5f11838f 151
mbed_official 235:685d5f11838f 152 /* Check the LTDC peripheral state */
mbed_official 235:685d5f11838f 153 if(hltdc == NULL)
mbed_official 235:685d5f11838f 154 {
mbed_official 235:685d5f11838f 155 return HAL_ERROR;
mbed_official 235:685d5f11838f 156 }
mbed_official 235:685d5f11838f 157
mbed_official 235:685d5f11838f 158 /* Check function parameters */
mbed_official 235:685d5f11838f 159 assert_param(IS_LTDC_ALL_INSTANCE(hltdc->Instance));
mbed_official 235:685d5f11838f 160 assert_param(IS_LTDC_HSYNC(hltdc->Init.HorizontalSync));
mbed_official 235:685d5f11838f 161 assert_param(IS_LTDC_VSYNC(hltdc->Init.VerticalSync));
mbed_official 235:685d5f11838f 162 assert_param(IS_LTDC_AHBP(hltdc->Init.AccumulatedHBP));
mbed_official 235:685d5f11838f 163 assert_param(IS_LTDC_AVBP(hltdc->Init.AccumulatedVBP));
mbed_official 235:685d5f11838f 164 assert_param(IS_LTDC_AAH(hltdc->Init.AccumulatedActiveH));
mbed_official 235:685d5f11838f 165 assert_param(IS_LTDC_AAW(hltdc->Init.AccumulatedActiveW));
mbed_official 235:685d5f11838f 166 assert_param(IS_LTDC_TOTALH(hltdc->Init.TotalHeigh));
mbed_official 235:685d5f11838f 167 assert_param(IS_LTDC_TOTALW(hltdc->Init.TotalWidth));
mbed_official 235:685d5f11838f 168 assert_param(IS_LTDC_HSPOL(hltdc->Init.HSPolarity));
mbed_official 235:685d5f11838f 169 assert_param(IS_LTDC_VSPOL(hltdc->Init.VSPolarity));
mbed_official 235:685d5f11838f 170 assert_param(IS_LTDC_DEPOL(hltdc->Init.DEPolarity));
mbed_official 235:685d5f11838f 171 assert_param(IS_LTDC_PCPOL(hltdc->Init.PCPolarity));
mbed_official 235:685d5f11838f 172
mbed_official 235:685d5f11838f 173 if(hltdc->State == HAL_LTDC_STATE_RESET)
mbed_official 235:685d5f11838f 174 {
mbed_official 235:685d5f11838f 175 /* Init the low level hardware */
mbed_official 235:685d5f11838f 176 HAL_LTDC_MspInit(hltdc);
mbed_official 235:685d5f11838f 177 }
mbed_official 235:685d5f11838f 178
mbed_official 235:685d5f11838f 179 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 180 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 181
mbed_official 235:685d5f11838f 182 /* Configures the HS, VS, DE and PC polarity */
mbed_official 235:685d5f11838f 183 hltdc->Instance->GCR &= ~(LTDC_GCR_HSPOL | LTDC_GCR_VSPOL | LTDC_GCR_DEPOL | LTDC_GCR_PCPOL);
mbed_official 235:685d5f11838f 184 hltdc->Instance->GCR |= (uint32_t)(hltdc->Init.HSPolarity | hltdc->Init.VSPolarity | \
mbed_official 235:685d5f11838f 185 hltdc->Init.DEPolarity | hltdc->Init.PCPolarity);
mbed_official 235:685d5f11838f 186
mbed_official 235:685d5f11838f 187 /* Sets Synchronization size */
mbed_official 235:685d5f11838f 188 hltdc->Instance->SSCR &= ~(LTDC_SSCR_VSH | LTDC_SSCR_HSW);
mbed_official 235:685d5f11838f 189 tmp = (hltdc->Init.HorizontalSync << 16);
mbed_official 235:685d5f11838f 190 hltdc->Instance->SSCR |= (tmp | hltdc->Init.VerticalSync);
mbed_official 235:685d5f11838f 191
mbed_official 235:685d5f11838f 192 /* Sets Accumulated Back porch */
mbed_official 235:685d5f11838f 193 hltdc->Instance->BPCR &= ~(LTDC_BPCR_AVBP | LTDC_BPCR_AHBP);
mbed_official 235:685d5f11838f 194 tmp = (hltdc->Init.AccumulatedHBP << 16);
mbed_official 235:685d5f11838f 195 hltdc->Instance->BPCR |= (tmp | hltdc->Init.AccumulatedVBP);
mbed_official 235:685d5f11838f 196
mbed_official 235:685d5f11838f 197 /* Sets Accumulated Active Width */
mbed_official 235:685d5f11838f 198 hltdc->Instance->AWCR &= ~(LTDC_AWCR_AAH | LTDC_AWCR_AAW);
mbed_official 235:685d5f11838f 199 tmp = (hltdc->Init.AccumulatedActiveW << 16);
mbed_official 235:685d5f11838f 200 hltdc->Instance->AWCR |= (tmp | hltdc->Init.AccumulatedActiveH);
mbed_official 235:685d5f11838f 201
mbed_official 235:685d5f11838f 202 /* Sets Total Width */
mbed_official 235:685d5f11838f 203 hltdc->Instance->TWCR &= ~(LTDC_TWCR_TOTALH | LTDC_TWCR_TOTALW);
mbed_official 235:685d5f11838f 204 tmp = (hltdc->Init.TotalWidth << 16);
mbed_official 235:685d5f11838f 205 hltdc->Instance->TWCR |= (tmp | hltdc->Init.TotalHeigh);
mbed_official 235:685d5f11838f 206
mbed_official 235:685d5f11838f 207 /* Sets the background color value */
mbed_official 235:685d5f11838f 208 tmp = ((uint32_t)(hltdc->Init.Backcolor.Green) << 8);
mbed_official 235:685d5f11838f 209 tmp1 = ((uint32_t)(hltdc->Init.Backcolor.Red) << 16);
mbed_official 235:685d5f11838f 210 hltdc->Instance->BCCR &= ~(LTDC_BCCR_BCBLUE | LTDC_BCCR_BCGREEN | LTDC_BCCR_BCRED);
mbed_official 235:685d5f11838f 211 hltdc->Instance->BCCR |= (tmp1 | tmp | hltdc->Init.Backcolor.Blue);
mbed_official 235:685d5f11838f 212
mbed_official 235:685d5f11838f 213 /* Enable the transfer Error interrupt */
mbed_official 235:685d5f11838f 214 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_TE);
mbed_official 235:685d5f11838f 215
mbed_official 235:685d5f11838f 216 /* Enable the FIFO underrun interrupt */
mbed_official 235:685d5f11838f 217 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_FU);
mbed_official 235:685d5f11838f 218
mbed_official 235:685d5f11838f 219 /* Enable LTDC by setting LTDCEN bit */
mbed_official 235:685d5f11838f 220 __HAL_LTDC_ENABLE(hltdc);
mbed_official 235:685d5f11838f 221
mbed_official 235:685d5f11838f 222 /* Initialise the error code */
mbed_official 235:685d5f11838f 223 hltdc->ErrorCode = HAL_LTDC_ERROR_NONE;
mbed_official 235:685d5f11838f 224
mbed_official 235:685d5f11838f 225 /* Initialize the LTDC state*/
mbed_official 235:685d5f11838f 226 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 227
mbed_official 235:685d5f11838f 228 return HAL_OK;
mbed_official 235:685d5f11838f 229 }
mbed_official 235:685d5f11838f 230
mbed_official 235:685d5f11838f 231 /**
mbed_official 235:685d5f11838f 232 * @brief Deinitializes the LTDC peripheral registers to their default reset
mbed_official 235:685d5f11838f 233 * values.
mbed_official 235:685d5f11838f 234 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 235 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 236 * @retval None
mbed_official 235:685d5f11838f 237 */
mbed_official 235:685d5f11838f 238
mbed_official 235:685d5f11838f 239 HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 240 {
mbed_official 235:685d5f11838f 241 /* DeInit the low level hardware */
mbed_official 235:685d5f11838f 242 HAL_LTDC_MspDeInit(hltdc);
mbed_official 235:685d5f11838f 243
mbed_official 235:685d5f11838f 244 /* Initialise the error code */
mbed_official 235:685d5f11838f 245 hltdc->ErrorCode = HAL_LTDC_ERROR_NONE;
mbed_official 235:685d5f11838f 246
mbed_official 235:685d5f11838f 247 /* Initialize the LTDC state*/
mbed_official 235:685d5f11838f 248 hltdc->State = HAL_LTDC_STATE_RESET;
mbed_official 235:685d5f11838f 249
mbed_official 235:685d5f11838f 250 /* Release Lock */
mbed_official 235:685d5f11838f 251 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 252
mbed_official 235:685d5f11838f 253 return HAL_OK;
mbed_official 235:685d5f11838f 254 }
mbed_official 235:685d5f11838f 255
mbed_official 235:685d5f11838f 256 /**
mbed_official 235:685d5f11838f 257 * @brief Initializes the LTDC MSP.
mbed_official 235:685d5f11838f 258 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 259 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 260 * @retval None
mbed_official 235:685d5f11838f 261 */
mbed_official 235:685d5f11838f 262 __weak void HAL_LTDC_MspInit(LTDC_HandleTypeDef* hltdc)
mbed_official 235:685d5f11838f 263 {
mbed_official 235:685d5f11838f 264 /* NOTE : This function Should not be modified, when the callback is needed,
mbed_official 235:685d5f11838f 265 the HAL_LTDC_MspInit could be implemented in the user file
mbed_official 235:685d5f11838f 266 */
mbed_official 235:685d5f11838f 267 }
mbed_official 235:685d5f11838f 268
mbed_official 235:685d5f11838f 269 /**
mbed_official 235:685d5f11838f 270 * @brief DeInitializes the LTDC MSP.
mbed_official 235:685d5f11838f 271 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 272 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 273 * @retval None
mbed_official 235:685d5f11838f 274 */
mbed_official 235:685d5f11838f 275 __weak void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef* hltdc)
mbed_official 235:685d5f11838f 276 {
mbed_official 235:685d5f11838f 277 /* NOTE : This function Should not be modified, when the callback is needed,
mbed_official 235:685d5f11838f 278 the HAL_LTDC_MspDeInit could be implemented in the user file
mbed_official 235:685d5f11838f 279 */
mbed_official 235:685d5f11838f 280 }
mbed_official 235:685d5f11838f 281
mbed_official 235:685d5f11838f 282 /**
mbed_official 235:685d5f11838f 283 * @}
mbed_official 235:685d5f11838f 284 */
mbed_official 235:685d5f11838f 285
mbed_official 235:685d5f11838f 286 /** @defgroup LTDC_Group2 IO operation functions
mbed_official 235:685d5f11838f 287 * @brief IO operation functions
mbed_official 235:685d5f11838f 288 *
mbed_official 235:685d5f11838f 289 @verbatim
mbed_official 235:685d5f11838f 290 ===============================================================================
mbed_official 235:685d5f11838f 291 ##### IO operation functions #####
mbed_official 235:685d5f11838f 292 ===============================================================================
mbed_official 235:685d5f11838f 293 [..] This section provides function allowing to:
mbed_official 235:685d5f11838f 294 (+) Handle LTDC interrupt request
mbed_official 235:685d5f11838f 295
mbed_official 235:685d5f11838f 296 @endverbatim
mbed_official 235:685d5f11838f 297 * @{
mbed_official 235:685d5f11838f 298 */
mbed_official 235:685d5f11838f 299 /**
mbed_official 235:685d5f11838f 300 * @brief Handles LTDC interrupt request.
mbed_official 235:685d5f11838f 301 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 302 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 303 * @retval HAL status
mbed_official 235:685d5f11838f 304 */
mbed_official 235:685d5f11838f 305 void HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 306 {
mbed_official 235:685d5f11838f 307 /* Transfer Error Interrupt management ***************************************/
mbed_official 235:685d5f11838f 308 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_TE) != RESET)
mbed_official 235:685d5f11838f 309 {
mbed_official 235:685d5f11838f 310 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_TE) != RESET)
mbed_official 235:685d5f11838f 311 {
mbed_official 235:685d5f11838f 312 /* Disable the transfer Error interrupt */
mbed_official 235:685d5f11838f 313 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_TE);
mbed_official 235:685d5f11838f 314
mbed_official 235:685d5f11838f 315 /* Clear the transfer error flag */
mbed_official 235:685d5f11838f 316 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_TE);
mbed_official 235:685d5f11838f 317
mbed_official 235:685d5f11838f 318 /* Update error code */
mbed_official 235:685d5f11838f 319 hltdc->ErrorCode |= HAL_LTDC_ERROR_TE;
mbed_official 235:685d5f11838f 320
mbed_official 235:685d5f11838f 321 /* Change LTDC state */
mbed_official 235:685d5f11838f 322 hltdc->State = HAL_LTDC_STATE_ERROR;
mbed_official 235:685d5f11838f 323
mbed_official 235:685d5f11838f 324 /* Process unlocked */
mbed_official 235:685d5f11838f 325 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 326
mbed_official 235:685d5f11838f 327 /* Transfer error Callback */
mbed_official 235:685d5f11838f 328 HAL_LTDC_ErrorCallback(hltdc);
mbed_official 235:685d5f11838f 329 }
mbed_official 235:685d5f11838f 330 }
mbed_official 235:685d5f11838f 331 /* FIFO underrun Interrupt management ***************************************/
mbed_official 235:685d5f11838f 332 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_FU) != RESET)
mbed_official 235:685d5f11838f 333 {
mbed_official 235:685d5f11838f 334 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_FU) != RESET)
mbed_official 235:685d5f11838f 335 {
mbed_official 235:685d5f11838f 336 /* Disable the FIFO underrun interrupt */
mbed_official 235:685d5f11838f 337 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_FU);
mbed_official 235:685d5f11838f 338
mbed_official 235:685d5f11838f 339 /* Clear the FIFO underrun flag */
mbed_official 235:685d5f11838f 340 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_FU);
mbed_official 235:685d5f11838f 341
mbed_official 235:685d5f11838f 342 /* Update error code */
mbed_official 235:685d5f11838f 343 hltdc->ErrorCode |= HAL_LTDC_ERROR_FU;
mbed_official 235:685d5f11838f 344
mbed_official 235:685d5f11838f 345 /* Change LTDC state */
mbed_official 235:685d5f11838f 346 hltdc->State = HAL_LTDC_STATE_ERROR;
mbed_official 235:685d5f11838f 347
mbed_official 235:685d5f11838f 348 /* Process unlocked */
mbed_official 235:685d5f11838f 349 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 350
mbed_official 235:685d5f11838f 351 /* Transfer error Callback */
mbed_official 235:685d5f11838f 352 HAL_LTDC_ErrorCallback(hltdc);
mbed_official 235:685d5f11838f 353 }
mbed_official 235:685d5f11838f 354 }
mbed_official 235:685d5f11838f 355 /* Line Interrupt management ************************************************/
mbed_official 235:685d5f11838f 356 if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_LI) != RESET)
mbed_official 235:685d5f11838f 357 {
mbed_official 235:685d5f11838f 358 if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_LI) != RESET)
mbed_official 235:685d5f11838f 359 {
mbed_official 235:685d5f11838f 360 /* Disable the Line interrupt */
mbed_official 235:685d5f11838f 361 __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_LI);
mbed_official 235:685d5f11838f 362
mbed_official 235:685d5f11838f 363 /* Clear the Line interrupt flag */
mbed_official 235:685d5f11838f 364 __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_LI);
mbed_official 235:685d5f11838f 365
mbed_official 235:685d5f11838f 366 /* Change LTDC state */
mbed_official 235:685d5f11838f 367 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 368
mbed_official 235:685d5f11838f 369 /* Process unlocked */
mbed_official 235:685d5f11838f 370 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 371
mbed_official 235:685d5f11838f 372 /* Line interrupt Callback */
mbed_official 235:685d5f11838f 373 HAL_LTDC_LineEvenCallback(hltdc);
mbed_official 235:685d5f11838f 374 }
mbed_official 235:685d5f11838f 375 }
mbed_official 235:685d5f11838f 376 }
mbed_official 235:685d5f11838f 377
mbed_official 235:685d5f11838f 378 /**
mbed_official 235:685d5f11838f 379 * @brief Error LTDC callback.
mbed_official 235:685d5f11838f 380 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 381 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 382 * @retval None
mbed_official 235:685d5f11838f 383 */
mbed_official 235:685d5f11838f 384 __weak void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 385 {
mbed_official 235:685d5f11838f 386 /* NOTE : This function Should not be modified, when the callback is needed,
mbed_official 235:685d5f11838f 387 the HAL_LTDC_ErrorCallback could be implemented in the user file
mbed_official 235:685d5f11838f 388 */
mbed_official 235:685d5f11838f 389 }
mbed_official 235:685d5f11838f 390
mbed_official 235:685d5f11838f 391 /**
mbed_official 235:685d5f11838f 392 * @brief Line Event callback.
mbed_official 235:685d5f11838f 393 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 394 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 395 * @retval None
mbed_official 235:685d5f11838f 396 */
mbed_official 235:685d5f11838f 397 __weak void HAL_LTDC_LineEvenCallback(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 398 {
mbed_official 235:685d5f11838f 399 /* NOTE : This function Should not be modified, when the callback is needed,
mbed_official 235:685d5f11838f 400 the HAL_LTDC_LineEvenCallback could be implemented in the user file
mbed_official 235:685d5f11838f 401 */
mbed_official 235:685d5f11838f 402 }
mbed_official 235:685d5f11838f 403
mbed_official 235:685d5f11838f 404 /**
mbed_official 235:685d5f11838f 405 * @}
mbed_official 235:685d5f11838f 406 */
mbed_official 235:685d5f11838f 407
mbed_official 235:685d5f11838f 408 /** @defgroup LTDC_Group3 Peripheral Control functions
mbed_official 235:685d5f11838f 409 * @brief Peripheral Control functions
mbed_official 235:685d5f11838f 410 *
mbed_official 235:685d5f11838f 411 @verbatim
mbed_official 235:685d5f11838f 412 ===============================================================================
mbed_official 235:685d5f11838f 413 ##### Peripheral Control functions #####
mbed_official 235:685d5f11838f 414 ===============================================================================
mbed_official 235:685d5f11838f 415 [..] This section provides functions allowing to:
mbed_official 235:685d5f11838f 416 (+) Configure the LTDC foreground or/and background parameters.
mbed_official 235:685d5f11838f 417 (+) Set the active layer.
mbed_official 235:685d5f11838f 418 (+) Configure the color keying.
mbed_official 235:685d5f11838f 419 (+) Configure the C-LUT.
mbed_official 235:685d5f11838f 420 (+) Enable / Disable the color keying.
mbed_official 235:685d5f11838f 421 (+) Enable / Disable the C-LUT.
mbed_official 235:685d5f11838f 422 (+) Update the layer position.
mbed_official 235:685d5f11838f 423 (+) Update the layer size.
mbed_official 235:685d5f11838f 424 (+) Update pixel format on the fly.
mbed_official 235:685d5f11838f 425 (+) Update transparency on the fly.
mbed_official 235:685d5f11838f 426 (+) Update address on the fly.
mbed_official 235:685d5f11838f 427
mbed_official 235:685d5f11838f 428 @endverbatim
mbed_official 235:685d5f11838f 429 * @{
mbed_official 235:685d5f11838f 430 */
mbed_official 235:685d5f11838f 431
mbed_official 235:685d5f11838f 432 /**
mbed_official 235:685d5f11838f 433 * @brief Configure the LTDC Layer according to the specified
mbed_official 235:685d5f11838f 434 * parameters in the LTDC_InitTypeDef and create the associated handle.
mbed_official 235:685d5f11838f 435 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 436 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 437 * @param pLayerCfg: pointer to a LTDC_LayerCfgTypeDef structure that contains
mbed_official 235:685d5f11838f 438 * the configuration information for the Layer.
mbed_official 235:685d5f11838f 439 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 440 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 441 * 0 or 1
mbed_official 235:685d5f11838f 442 * @retval HAL status
mbed_official 235:685d5f11838f 443 */
mbed_official 235:685d5f11838f 444 HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 445 {
mbed_official 235:685d5f11838f 446 /* Process locked */
mbed_official 235:685d5f11838f 447 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 448
mbed_official 235:685d5f11838f 449 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 450 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 451
mbed_official 235:685d5f11838f 452 /* Check the parameters */
mbed_official 235:685d5f11838f 453 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 454 assert_param(IS_LTDC_PIXEL_FORMAT(pLayerCfg->PixelFormat));
mbed_official 235:685d5f11838f 455 assert_param(IS_LTDC_BLENDING_FACTOR1(pLayerCfg->BlendingFactor1));
mbed_official 235:685d5f11838f 456 assert_param(IS_LTDC_BLENDING_FACTOR2(pLayerCfg->BlendingFactor2));
mbed_official 235:685d5f11838f 457 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
mbed_official 235:685d5f11838f 458 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
mbed_official 235:685d5f11838f 459 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
mbed_official 235:685d5f11838f 460 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
mbed_official 235:685d5f11838f 461 assert_param(IS_LTDC_ALPHA(pLayerCfg->Alpha0));
mbed_official 235:685d5f11838f 462 assert_param(IS_LTDC_CFBLL(pLayerCfg->ImageWidth));
mbed_official 235:685d5f11838f 463 assert_param(IS_LTDC_CFBLNBR(pLayerCfg->ImageHeight));
mbed_official 235:685d5f11838f 464
mbed_official 235:685d5f11838f 465 /* Copy new layer configuration into handle structure */
mbed_official 235:685d5f11838f 466 hltdc->LayerCfg[LayerIdx] = *pLayerCfg;
mbed_official 235:685d5f11838f 467
mbed_official 235:685d5f11838f 468 /* Configure the LTDC Layer */
mbed_official 235:685d5f11838f 469 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
mbed_official 235:685d5f11838f 470
mbed_official 235:685d5f11838f 471 /* Sets the Reload type */
mbed_official 235:685d5f11838f 472 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 473
mbed_official 235:685d5f11838f 474 /* Initialize the LTDC state*/
mbed_official 235:685d5f11838f 475 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 476
mbed_official 235:685d5f11838f 477 /* Process unlocked */
mbed_official 235:685d5f11838f 478 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 479
mbed_official 235:685d5f11838f 480 return HAL_OK;
mbed_official 235:685d5f11838f 481 }
mbed_official 235:685d5f11838f 482
mbed_official 235:685d5f11838f 483 /**
mbed_official 235:685d5f11838f 484 * @brief Configure the color keying.
mbed_official 235:685d5f11838f 485 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 486 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 487 * @param RGBValue: the color key value
mbed_official 235:685d5f11838f 488 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 489 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 490 * 0 or 1
mbed_official 235:685d5f11838f 491 * @retval HAL status
mbed_official 235:685d5f11838f 492 */
mbed_official 235:685d5f11838f 493 HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 494 {
mbed_official 235:685d5f11838f 495 /* Process locked */
mbed_official 235:685d5f11838f 496 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 497
mbed_official 235:685d5f11838f 498 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 499 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 500
mbed_official 235:685d5f11838f 501 /* Check the parameters */
mbed_official 235:685d5f11838f 502 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 503
mbed_official 235:685d5f11838f 504 /* Configures the default color values */
mbed_official 235:685d5f11838f 505 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CKCR &= ~(LTDC_LxCKCR_CKBLUE | LTDC_LxCKCR_CKGREEN | LTDC_LxCKCR_CKRED);
mbed_official 235:685d5f11838f 506 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CKCR = RGBValue;
mbed_official 235:685d5f11838f 507
mbed_official 235:685d5f11838f 508 /* Sets the Reload type */
mbed_official 235:685d5f11838f 509 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 510
mbed_official 235:685d5f11838f 511 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 512 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 513
mbed_official 235:685d5f11838f 514 /* Process unlocked */
mbed_official 235:685d5f11838f 515 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 516
mbed_official 235:685d5f11838f 517 return HAL_OK;
mbed_official 235:685d5f11838f 518 }
mbed_official 235:685d5f11838f 519
mbed_official 235:685d5f11838f 520 /**
mbed_official 235:685d5f11838f 521 * @brief Load the color lookup table.
mbed_official 235:685d5f11838f 522 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 523 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 524 * @param pCLUT: pointer to the color lookup table address.
mbed_official 235:685d5f11838f 525 * @param CLUTSize: the color lookup table size.
mbed_official 235:685d5f11838f 526 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 527 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 528 * 0 or 1
mbed_official 235:685d5f11838f 529 * @retval HAL status
mbed_official 235:685d5f11838f 530 */
mbed_official 235:685d5f11838f 531 HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, uint32_t *pCLUT, uint32_t CLUTSize, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 532 {
mbed_official 235:685d5f11838f 533 uint32_t tmp = 0;
mbed_official 235:685d5f11838f 534 uint32_t counter = 0;
mbed_official 235:685d5f11838f 535 uint32_t pcounter = 0;
mbed_official 235:685d5f11838f 536
mbed_official 235:685d5f11838f 537 /* Process locked */
mbed_official 235:685d5f11838f 538 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 539
mbed_official 235:685d5f11838f 540 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 541 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 542
mbed_official 235:685d5f11838f 543 /* Check the parameters */
mbed_official 235:685d5f11838f 544 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 545
mbed_official 235:685d5f11838f 546 for(counter = 0; (counter < CLUTSize); counter++)
mbed_official 235:685d5f11838f 547 {
mbed_official 235:685d5f11838f 548 tmp = ((counter << 24) | ((uint32_t)(*pCLUT) & 0xFF) | ((uint32_t)(*pCLUT) & 0xFF00) | ((uint32_t)(*pCLUT) & 0xFF0000));
mbed_official 235:685d5f11838f 549 pcounter = (uint32_t)pCLUT + sizeof(*pCLUT);
mbed_official 235:685d5f11838f 550 pCLUT = (uint32_t *)pcounter;
mbed_official 235:685d5f11838f 551
mbed_official 235:685d5f11838f 552 /* Specifies the C-LUT address and RGB value */
mbed_official 235:685d5f11838f 553 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CLUTWR = tmp;
mbed_official 235:685d5f11838f 554 }
mbed_official 235:685d5f11838f 555
mbed_official 235:685d5f11838f 556 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 557 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 558
mbed_official 235:685d5f11838f 559 /* Process unlocked */
mbed_official 235:685d5f11838f 560 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 561
mbed_official 235:685d5f11838f 562 return HAL_OK;
mbed_official 235:685d5f11838f 563 }
mbed_official 235:685d5f11838f 564
mbed_official 235:685d5f11838f 565 /**
mbed_official 235:685d5f11838f 566 * @brief Enable the color keying.
mbed_official 235:685d5f11838f 567 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 568 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 569 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 570 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 571 * 0 or 1
mbed_official 235:685d5f11838f 572 * @retval HAL status
mbed_official 235:685d5f11838f 573 */
mbed_official 235:685d5f11838f 574 HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 575 {
mbed_official 235:685d5f11838f 576 /* Process locked */
mbed_official 235:685d5f11838f 577 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 578
mbed_official 235:685d5f11838f 579 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 580 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 581
mbed_official 235:685d5f11838f 582 /* Check the parameters */
mbed_official 235:685d5f11838f 583 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 584
mbed_official 235:685d5f11838f 585 /* Enable LTDC color keying by setting COLKEN bit */
mbed_official 235:685d5f11838f 586 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_COLKEN;
mbed_official 235:685d5f11838f 587
mbed_official 235:685d5f11838f 588 /* Sets the Reload type */
mbed_official 235:685d5f11838f 589 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 590
mbed_official 235:685d5f11838f 591 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 592 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 593
mbed_official 235:685d5f11838f 594 /* Process unlocked */
mbed_official 235:685d5f11838f 595 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 596
mbed_official 235:685d5f11838f 597 return HAL_OK;
mbed_official 235:685d5f11838f 598 }
mbed_official 235:685d5f11838f 599
mbed_official 235:685d5f11838f 600 /**
mbed_official 235:685d5f11838f 601 * @brief Disable the color keying.
mbed_official 235:685d5f11838f 602 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 603 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 604 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 605 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 606 * 0 or 1
mbed_official 235:685d5f11838f 607 * @retval HAL status
mbed_official 235:685d5f11838f 608 */
mbed_official 235:685d5f11838f 609 HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 610 {
mbed_official 235:685d5f11838f 611 /* Process locked */
mbed_official 235:685d5f11838f 612 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 613
mbed_official 235:685d5f11838f 614 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 615 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 616
mbed_official 235:685d5f11838f 617 /* Check the parameters */
mbed_official 235:685d5f11838f 618 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 619
mbed_official 235:685d5f11838f 620 /* Disable LTDC color keying by setting COLKEN bit */
mbed_official 235:685d5f11838f 621 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_COLKEN;
mbed_official 235:685d5f11838f 622
mbed_official 235:685d5f11838f 623 /* Sets the Reload type */
mbed_official 235:685d5f11838f 624 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 625
mbed_official 235:685d5f11838f 626 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 627 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 628
mbed_official 235:685d5f11838f 629 /* Process unlocked */
mbed_official 235:685d5f11838f 630 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 631
mbed_official 235:685d5f11838f 632 return HAL_OK;
mbed_official 235:685d5f11838f 633 }
mbed_official 235:685d5f11838f 634
mbed_official 235:685d5f11838f 635 /**
mbed_official 235:685d5f11838f 636 * @brief Enable the color lookup table.
mbed_official 235:685d5f11838f 637 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 638 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 639 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 640 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 641 * 0 or 1
mbed_official 235:685d5f11838f 642 * @retval HAL status
mbed_official 235:685d5f11838f 643 */
mbed_official 235:685d5f11838f 644 HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 645 {
mbed_official 235:685d5f11838f 646
mbed_official 235:685d5f11838f 647 /* Process locked */
mbed_official 235:685d5f11838f 648 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 649
mbed_official 235:685d5f11838f 650 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 651 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 652
mbed_official 235:685d5f11838f 653 /* Check the parameters */
mbed_official 235:685d5f11838f 654 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 655
mbed_official 235:685d5f11838f 656 /* Disable LTDC color lookup table by setting CLUTEN bit */
mbed_official 235:685d5f11838f 657 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_CLUTEN;
mbed_official 235:685d5f11838f 658
mbed_official 235:685d5f11838f 659 /* Sets the Reload type */
mbed_official 235:685d5f11838f 660 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 661
mbed_official 235:685d5f11838f 662 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 663 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 664
mbed_official 235:685d5f11838f 665 /* Process unlocked */
mbed_official 235:685d5f11838f 666 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 667
mbed_official 235:685d5f11838f 668 return HAL_OK;
mbed_official 235:685d5f11838f 669 }
mbed_official 235:685d5f11838f 670
mbed_official 235:685d5f11838f 671 /**
mbed_official 235:685d5f11838f 672 * @brief Disable the color lookup table.
mbed_official 235:685d5f11838f 673 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 674 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 675 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 676 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 677 * 0 or 1
mbed_official 235:685d5f11838f 678 * @retval HAL status
mbed_official 235:685d5f11838f 679 */
mbed_official 235:685d5f11838f 680 HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 681 {
mbed_official 235:685d5f11838f 682
mbed_official 235:685d5f11838f 683 /* Process locked */
mbed_official 235:685d5f11838f 684 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 685
mbed_official 235:685d5f11838f 686 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 687 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 688
mbed_official 235:685d5f11838f 689 /* Check the parameters */
mbed_official 235:685d5f11838f 690 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 691
mbed_official 235:685d5f11838f 692 /* Disable LTDC color lookup table by setting CLUTEN bit */
mbed_official 235:685d5f11838f 693 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_CLUTEN;
mbed_official 235:685d5f11838f 694
mbed_official 235:685d5f11838f 695 /* Sets the Reload type */
mbed_official 235:685d5f11838f 696 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 697
mbed_official 235:685d5f11838f 698 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 699 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 700
mbed_official 235:685d5f11838f 701 /* Process unlocked */
mbed_official 235:685d5f11838f 702 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 703
mbed_official 235:685d5f11838f 704 return HAL_OK;
mbed_official 235:685d5f11838f 705 }
mbed_official 235:685d5f11838f 706
mbed_official 235:685d5f11838f 707 /**
mbed_official 235:685d5f11838f 708 * @brief Enables Dither.
mbed_official 235:685d5f11838f 709 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 710 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 711 * @retval HAL status
mbed_official 235:685d5f11838f 712 */
mbed_official 235:685d5f11838f 713
mbed_official 235:685d5f11838f 714 HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 715 {
mbed_official 235:685d5f11838f 716 /* Process locked */
mbed_official 235:685d5f11838f 717 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 718
mbed_official 235:685d5f11838f 719 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 720 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 721
mbed_official 235:685d5f11838f 722 /* Enable Dither by setting DTEN bit */
mbed_official 235:685d5f11838f 723 LTDC->GCR |= (uint32_t)LTDC_GCR_DTEN;
mbed_official 235:685d5f11838f 724
mbed_official 235:685d5f11838f 725 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 726 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 727
mbed_official 235:685d5f11838f 728 /* Process unlocked */
mbed_official 235:685d5f11838f 729 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 730
mbed_official 235:685d5f11838f 731 return HAL_OK;
mbed_official 235:685d5f11838f 732 }
mbed_official 235:685d5f11838f 733
mbed_official 235:685d5f11838f 734 /**
mbed_official 235:685d5f11838f 735 * @brief Disables Dither.
mbed_official 235:685d5f11838f 736 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 737 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 738 * @retval HAL status
mbed_official 235:685d5f11838f 739 */
mbed_official 235:685d5f11838f 740
mbed_official 235:685d5f11838f 741 HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 742 {
mbed_official 235:685d5f11838f 743 /* Process locked */
mbed_official 235:685d5f11838f 744 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 745
mbed_official 235:685d5f11838f 746 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 747 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 748
mbed_official 235:685d5f11838f 749 /* Disable Dither by setting DTEN bit */
mbed_official 235:685d5f11838f 750 LTDC->GCR &= ~(uint32_t)LTDC_GCR_DTEN;
mbed_official 235:685d5f11838f 751
mbed_official 235:685d5f11838f 752 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 753 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 754
mbed_official 235:685d5f11838f 755 /* Process unlocked */
mbed_official 235:685d5f11838f 756 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 757
mbed_official 235:685d5f11838f 758 return HAL_OK;
mbed_official 235:685d5f11838f 759 }
mbed_official 235:685d5f11838f 760
mbed_official 235:685d5f11838f 761 /**
mbed_official 235:685d5f11838f 762 * @brief Set the LTDC window size.
mbed_official 235:685d5f11838f 763 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 764 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 765 * @param XSize: LTDC Pixel per line
mbed_official 235:685d5f11838f 766 * @param YSize: LTDC Line number
mbed_official 235:685d5f11838f 767 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 768 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 769 * 0 or 1
mbed_official 235:685d5f11838f 770 * @retval HAL status
mbed_official 235:685d5f11838f 771 */
mbed_official 235:685d5f11838f 772 HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 773 {
mbed_official 235:685d5f11838f 774 LTDC_LayerCfgTypeDef *pLayerCfg;
mbed_official 235:685d5f11838f 775
mbed_official 235:685d5f11838f 776 /* Process locked */
mbed_official 235:685d5f11838f 777 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 778
mbed_official 235:685d5f11838f 779 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 780 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 781
mbed_official 235:685d5f11838f 782 /* Get layer configuration from handle structure */
mbed_official 235:685d5f11838f 783 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
mbed_official 235:685d5f11838f 784
mbed_official 235:685d5f11838f 785 /* Check the parameters (Layers parameters)*/
mbed_official 235:685d5f11838f 786 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 787 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
mbed_official 235:685d5f11838f 788 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
mbed_official 235:685d5f11838f 789 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
mbed_official 235:685d5f11838f 790 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
mbed_official 235:685d5f11838f 791 assert_param(IS_LTDC_CFBLL(XSize));
mbed_official 235:685d5f11838f 792 assert_param(IS_LTDC_CFBLNBR(YSize));
mbed_official 235:685d5f11838f 793
mbed_official 235:685d5f11838f 794 /* update horizontal start/stop */
mbed_official 235:685d5f11838f 795 pLayerCfg->WindowX0 = 0;
mbed_official 235:685d5f11838f 796 pLayerCfg->WindowX1 = XSize + pLayerCfg->WindowX0;
mbed_official 235:685d5f11838f 797
mbed_official 235:685d5f11838f 798 /* update vertical start/stop */
mbed_official 235:685d5f11838f 799 pLayerCfg->WindowY0 = 0;
mbed_official 235:685d5f11838f 800 pLayerCfg->WindowY1 = YSize + pLayerCfg->WindowY0;
mbed_official 235:685d5f11838f 801
mbed_official 235:685d5f11838f 802 /* Reconfigures the color frame buffer pitch in byte */
mbed_official 235:685d5f11838f 803 pLayerCfg->ImageWidth = XSize;
mbed_official 235:685d5f11838f 804
mbed_official 235:685d5f11838f 805 /* Reconfigures the frame buffer line number */
mbed_official 235:685d5f11838f 806 pLayerCfg->ImageHeight = YSize;
mbed_official 235:685d5f11838f 807
mbed_official 235:685d5f11838f 808 /* Set LTDC parameters */
mbed_official 235:685d5f11838f 809 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
mbed_official 235:685d5f11838f 810
mbed_official 235:685d5f11838f 811 /* Sets the Reload type */
mbed_official 235:685d5f11838f 812 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 813
mbed_official 235:685d5f11838f 814 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 815 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 816
mbed_official 235:685d5f11838f 817 /* Process unlocked */
mbed_official 235:685d5f11838f 818 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 819
mbed_official 235:685d5f11838f 820 return HAL_OK;
mbed_official 235:685d5f11838f 821 }
mbed_official 235:685d5f11838f 822
mbed_official 235:685d5f11838f 823 /**
mbed_official 235:685d5f11838f 824 * @brief Set the LTDC window position.
mbed_official 235:685d5f11838f 825 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 826 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 827 * @param X0: LTDC window X offset
mbed_official 235:685d5f11838f 828 * @param Y0: LTDC window Y offset
mbed_official 235:685d5f11838f 829 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 830 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 831 * 0 or 1
mbed_official 235:685d5f11838f 832 * @retval HAL status
mbed_official 235:685d5f11838f 833 */
mbed_official 235:685d5f11838f 834 HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 835 {
mbed_official 235:685d5f11838f 836 LTDC_LayerCfgTypeDef *pLayerCfg;
mbed_official 235:685d5f11838f 837
mbed_official 235:685d5f11838f 838 /* Process locked */
mbed_official 235:685d5f11838f 839 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 840
mbed_official 235:685d5f11838f 841 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 842 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 843
mbed_official 235:685d5f11838f 844 /* Get layer configuration from handle structure */
mbed_official 235:685d5f11838f 845 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
mbed_official 235:685d5f11838f 846
mbed_official 235:685d5f11838f 847 /* Check the parameters */
mbed_official 235:685d5f11838f 848 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 849 assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0));
mbed_official 235:685d5f11838f 850 assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1));
mbed_official 235:685d5f11838f 851 assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0));
mbed_official 235:685d5f11838f 852 assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1));
mbed_official 235:685d5f11838f 853
mbed_official 235:685d5f11838f 854 /* update horizontal start/stop */
mbed_official 235:685d5f11838f 855 pLayerCfg->WindowX0 = X0;
mbed_official 235:685d5f11838f 856 pLayerCfg->WindowX1 = X0 + pLayerCfg->ImageWidth;
mbed_official 235:685d5f11838f 857
mbed_official 235:685d5f11838f 858 /* update vertical start/stop */
mbed_official 235:685d5f11838f 859 pLayerCfg->WindowY0 = Y0;
mbed_official 235:685d5f11838f 860 pLayerCfg->WindowY1 = Y0 + pLayerCfg->ImageHeight;
mbed_official 235:685d5f11838f 861
mbed_official 235:685d5f11838f 862 /* Set LTDC parameters */
mbed_official 235:685d5f11838f 863 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
mbed_official 235:685d5f11838f 864
mbed_official 235:685d5f11838f 865 /* Sets the Reload type */
mbed_official 235:685d5f11838f 866 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 867
mbed_official 235:685d5f11838f 868 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 869 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 870
mbed_official 235:685d5f11838f 871 /* Process unlocked */
mbed_official 235:685d5f11838f 872 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 873
mbed_official 235:685d5f11838f 874 return HAL_OK;
mbed_official 235:685d5f11838f 875 }
mbed_official 235:685d5f11838f 876
mbed_official 235:685d5f11838f 877 /**
mbed_official 235:685d5f11838f 878 * @brief Reconfigure the pixel format.
mbed_official 235:685d5f11838f 879 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 880 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 881 * @param Pixelformat: new pixel format value.
mbed_official 235:685d5f11838f 882 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 883 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 884 * 0 or 1.
mbed_official 235:685d5f11838f 885 * @retval HAL status
mbed_official 235:685d5f11838f 886 */
mbed_official 235:685d5f11838f 887 HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 888 {
mbed_official 235:685d5f11838f 889 LTDC_LayerCfgTypeDef *pLayerCfg;
mbed_official 235:685d5f11838f 890
mbed_official 235:685d5f11838f 891 /* Process locked */
mbed_official 235:685d5f11838f 892 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 893
mbed_official 235:685d5f11838f 894 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 895 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 896
mbed_official 235:685d5f11838f 897 /* Check the parameters */
mbed_official 235:685d5f11838f 898 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 899 assert_param(IS_LTDC_PIXEL_FORMAT(Pixelformat));
mbed_official 235:685d5f11838f 900
mbed_official 235:685d5f11838f 901 /* Get layer configuration from handle structure */
mbed_official 235:685d5f11838f 902 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
mbed_official 235:685d5f11838f 903
mbed_official 235:685d5f11838f 904 /* Reconfigure the pixel format */
mbed_official 235:685d5f11838f 905 pLayerCfg->PixelFormat = Pixelformat;
mbed_official 235:685d5f11838f 906
mbed_official 235:685d5f11838f 907 /* Set LTDC parameters */
mbed_official 235:685d5f11838f 908 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
mbed_official 235:685d5f11838f 909
mbed_official 235:685d5f11838f 910 /* Sets the Reload type */
mbed_official 235:685d5f11838f 911 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 912
mbed_official 235:685d5f11838f 913 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 914 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 915
mbed_official 235:685d5f11838f 916 /* Process unlocked */
mbed_official 235:685d5f11838f 917 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 918
mbed_official 235:685d5f11838f 919 return HAL_OK;
mbed_official 235:685d5f11838f 920 }
mbed_official 235:685d5f11838f 921
mbed_official 235:685d5f11838f 922 /**
mbed_official 235:685d5f11838f 923 * @brief Reconfigure the layer alpha value.
mbed_official 235:685d5f11838f 924 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 925 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 926 * @param Alpha: new alpha value.
mbed_official 235:685d5f11838f 927 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 928 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 929 * 0 or 1
mbed_official 235:685d5f11838f 930 * @retval HAL status
mbed_official 235:685d5f11838f 931 */
mbed_official 235:685d5f11838f 932 HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 933 {
mbed_official 235:685d5f11838f 934 LTDC_LayerCfgTypeDef *pLayerCfg;
mbed_official 235:685d5f11838f 935
mbed_official 235:685d5f11838f 936 /* Process locked */
mbed_official 235:685d5f11838f 937 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 938
mbed_official 235:685d5f11838f 939 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 940 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 941
mbed_official 235:685d5f11838f 942 /* Check the parameters */
mbed_official 235:685d5f11838f 943 assert_param(IS_LTDC_ALPHA(Alpha));
mbed_official 235:685d5f11838f 944 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 945
mbed_official 235:685d5f11838f 946 /* Get layer configuration from handle structure */
mbed_official 235:685d5f11838f 947 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
mbed_official 235:685d5f11838f 948
mbed_official 235:685d5f11838f 949 /* Reconfigure the Alpha value */
mbed_official 235:685d5f11838f 950 pLayerCfg->Alpha = Alpha;
mbed_official 235:685d5f11838f 951
mbed_official 235:685d5f11838f 952 /* Set LTDC parameters */
mbed_official 235:685d5f11838f 953 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
mbed_official 235:685d5f11838f 954
mbed_official 235:685d5f11838f 955 /* Sets the Reload type */
mbed_official 235:685d5f11838f 956 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 957
mbed_official 235:685d5f11838f 958 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 959 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 960
mbed_official 235:685d5f11838f 961 /* Process unlocked */
mbed_official 235:685d5f11838f 962 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 963
mbed_official 235:685d5f11838f 964 return HAL_OK;
mbed_official 235:685d5f11838f 965 }
mbed_official 235:685d5f11838f 966 /**
mbed_official 235:685d5f11838f 967 * @brief Reconfigure the frame buffer Address.
mbed_official 235:685d5f11838f 968 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 969 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 970 * @param Address: new address value.
mbed_official 235:685d5f11838f 971 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 972 * This parameter can be one of the following values:
mbed_official 235:685d5f11838f 973 * 0 or 1.
mbed_official 235:685d5f11838f 974 * @retval HAL status
mbed_official 235:685d5f11838f 975 */
mbed_official 235:685d5f11838f 976 HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 977 {
mbed_official 235:685d5f11838f 978 LTDC_LayerCfgTypeDef *pLayerCfg;
mbed_official 235:685d5f11838f 979
mbed_official 235:685d5f11838f 980 /* Process locked */
mbed_official 235:685d5f11838f 981 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 982
mbed_official 235:685d5f11838f 983 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 984 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 985
mbed_official 235:685d5f11838f 986 /* Check the parameters */
mbed_official 235:685d5f11838f 987 assert_param(IS_LTDC_LAYER(LayerIdx));
mbed_official 235:685d5f11838f 988
mbed_official 235:685d5f11838f 989 /* Get layer configuration from handle structure */
mbed_official 235:685d5f11838f 990 pLayerCfg = &hltdc->LayerCfg[LayerIdx];
mbed_official 235:685d5f11838f 991
mbed_official 235:685d5f11838f 992 /* Reconfigure the Address */
mbed_official 235:685d5f11838f 993 pLayerCfg->FBStartAdress = Address;
mbed_official 235:685d5f11838f 994
mbed_official 235:685d5f11838f 995 /* Set LTDC parameters */
mbed_official 235:685d5f11838f 996 LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx);
mbed_official 235:685d5f11838f 997
mbed_official 235:685d5f11838f 998 /* Sets the Reload type */
mbed_official 235:685d5f11838f 999 hltdc->Instance->SRCR = LTDC_SRCR_IMR;
mbed_official 235:685d5f11838f 1000
mbed_official 235:685d5f11838f 1001 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 1002 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 1003
mbed_official 235:685d5f11838f 1004 /* Process unlocked */
mbed_official 235:685d5f11838f 1005 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 1006
mbed_official 235:685d5f11838f 1007 return HAL_OK;
mbed_official 235:685d5f11838f 1008 }
mbed_official 235:685d5f11838f 1009
mbed_official 235:685d5f11838f 1010 /**
mbed_official 235:685d5f11838f 1011 * @brief Define the position of the line interrupt .
mbed_official 235:685d5f11838f 1012 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 1013 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 1014 * @param Line: Line Interrupt Position.
mbed_official 235:685d5f11838f 1015 * @retval HAL status
mbed_official 235:685d5f11838f 1016 */
mbed_official 235:685d5f11838f 1017 HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line)
mbed_official 235:685d5f11838f 1018 {
mbed_official 235:685d5f11838f 1019 /* Process locked */
mbed_official 235:685d5f11838f 1020 __HAL_LOCK(hltdc);
mbed_official 235:685d5f11838f 1021
mbed_official 235:685d5f11838f 1022 /* Change LTDC peripheral state */
mbed_official 235:685d5f11838f 1023 hltdc->State = HAL_LTDC_STATE_BUSY;
mbed_official 235:685d5f11838f 1024
mbed_official 235:685d5f11838f 1025 /* Check the parameters */
mbed_official 235:685d5f11838f 1026 assert_param(IS_LTDC_LIPOS(Line));
mbed_official 235:685d5f11838f 1027
mbed_official 235:685d5f11838f 1028 /* Enable the Line interrupt */
mbed_official 235:685d5f11838f 1029 __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_LI);
mbed_official 235:685d5f11838f 1030
mbed_official 235:685d5f11838f 1031 /* Sets the Line Interrupt position */
mbed_official 235:685d5f11838f 1032 LTDC->LIPCR = (uint32_t)Line;
mbed_official 235:685d5f11838f 1033
mbed_official 235:685d5f11838f 1034 /* Change the LTDC state*/
mbed_official 235:685d5f11838f 1035 hltdc->State = HAL_LTDC_STATE_READY;
mbed_official 235:685d5f11838f 1036
mbed_official 235:685d5f11838f 1037 /* Process unlocked */
mbed_official 235:685d5f11838f 1038 __HAL_UNLOCK(hltdc);
mbed_official 235:685d5f11838f 1039
mbed_official 235:685d5f11838f 1040 return HAL_OK;
mbed_official 235:685d5f11838f 1041 }
mbed_official 235:685d5f11838f 1042
mbed_official 235:685d5f11838f 1043 /**
mbed_official 235:685d5f11838f 1044 * @}
mbed_official 235:685d5f11838f 1045 */
mbed_official 235:685d5f11838f 1046
mbed_official 235:685d5f11838f 1047 /** @defgroup LTDC_Group4 Peripheral State and Errors functions
mbed_official 235:685d5f11838f 1048 * @brief Peripheral State and Errors functions
mbed_official 235:685d5f11838f 1049 *
mbed_official 235:685d5f11838f 1050 @verbatim
mbed_official 235:685d5f11838f 1051 ===============================================================================
mbed_official 235:685d5f11838f 1052 ##### Peripheral State and Errors functions #####
mbed_official 235:685d5f11838f 1053 ===============================================================================
mbed_official 235:685d5f11838f 1054 [..]
mbed_official 235:685d5f11838f 1055 This subsection provides functions allowing to
mbed_official 235:685d5f11838f 1056 (+) Check the LTDC state.
mbed_official 235:685d5f11838f 1057 (+) Get error code.
mbed_official 235:685d5f11838f 1058
mbed_official 235:685d5f11838f 1059 @endverbatim
mbed_official 235:685d5f11838f 1060 * @{
mbed_official 235:685d5f11838f 1061 */
mbed_official 235:685d5f11838f 1062
mbed_official 235:685d5f11838f 1063 /**
mbed_official 235:685d5f11838f 1064 * @brief Return the LTDC state
mbed_official 235:685d5f11838f 1065 * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 1066 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 1067 * @retval HAL state
mbed_official 235:685d5f11838f 1068 */
mbed_official 235:685d5f11838f 1069 HAL_LTDC_StateTypeDef HAL_LTDC_GetState(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 1070 {
mbed_official 235:685d5f11838f 1071 return hltdc->State;
mbed_official 235:685d5f11838f 1072 }
mbed_official 235:685d5f11838f 1073
mbed_official 235:685d5f11838f 1074 /**
mbed_official 235:685d5f11838f 1075 * @brief Return the LTDC error code
mbed_official 235:685d5f11838f 1076 * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 1077 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 1078 * @retval LTDC Error Code
mbed_official 235:685d5f11838f 1079 */
mbed_official 235:685d5f11838f 1080 uint32_t HAL_LTDC_GetError(LTDC_HandleTypeDef *hltdc)
mbed_official 235:685d5f11838f 1081 {
mbed_official 235:685d5f11838f 1082 return hltdc->ErrorCode;
mbed_official 235:685d5f11838f 1083 }
mbed_official 235:685d5f11838f 1084
mbed_official 235:685d5f11838f 1085 /**
mbed_official 235:685d5f11838f 1086 * @}
mbed_official 235:685d5f11838f 1087 */
mbed_official 235:685d5f11838f 1088
mbed_official 235:685d5f11838f 1089 /**
mbed_official 235:685d5f11838f 1090 * @brief Configures the LTDC peripheral
mbed_official 235:685d5f11838f 1091 * @param hltdc : Pointer to a LTDC_HandleTypeDef structure that contains
mbed_official 235:685d5f11838f 1092 * the configuration information for the LTDC.
mbed_official 235:685d5f11838f 1093 * @param pLayerCfg: Pointer LTDC Layer Configuration strusture
mbed_official 235:685d5f11838f 1094 * @param LayerIdx: LTDC Layer index.
mbed_official 235:685d5f11838f 1095 * This parameter can be one of the following values: 0 or 1
mbed_official 235:685d5f11838f 1096 * @retval None
mbed_official 235:685d5f11838f 1097 */
mbed_official 235:685d5f11838f 1098 static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx)
mbed_official 235:685d5f11838f 1099 {
mbed_official 235:685d5f11838f 1100 uint32_t tmp = 0;
mbed_official 235:685d5f11838f 1101 uint32_t tmp1 = 0;
mbed_official 235:685d5f11838f 1102 uint32_t tmp2 = 0;
mbed_official 235:685d5f11838f 1103
mbed_official 235:685d5f11838f 1104 /* Configures the horizontal start and stop position */
mbed_official 235:685d5f11838f 1105 tmp = ((pLayerCfg->WindowX1 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16)) << 16);
mbed_official 235:685d5f11838f 1106 __HAL_LTDC_LAYER(hltdc, LayerIdx)->WHPCR &= ~(LTDC_LxWHPCR_WHSTPOS | LTDC_LxWHPCR_WHSPPOS);
mbed_official 235:685d5f11838f 1107 __HAL_LTDC_LAYER(hltdc, LayerIdx)->WHPCR = ((pLayerCfg->WindowX0 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16) + 1) | tmp);
mbed_official 235:685d5f11838f 1108
mbed_official 235:685d5f11838f 1109 /* Configures the vertical start and stop position */
mbed_official 235:685d5f11838f 1110 tmp = ((pLayerCfg->WindowY1 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP)) << 16);
mbed_official 235:685d5f11838f 1111 __HAL_LTDC_LAYER(hltdc, LayerIdx)->WVPCR &= ~(LTDC_LxWVPCR_WVSTPOS | LTDC_LxWVPCR_WVSPPOS);
mbed_official 235:685d5f11838f 1112 __HAL_LTDC_LAYER(hltdc, LayerIdx)->WVPCR = ((pLayerCfg->WindowY0 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP) + 1) | tmp);
mbed_official 235:685d5f11838f 1113
mbed_official 235:685d5f11838f 1114 /* Specifies the pixel format */
mbed_official 235:685d5f11838f 1115 __HAL_LTDC_LAYER(hltdc, LayerIdx)->PFCR &= ~(LTDC_LxPFCR_PF);
mbed_official 235:685d5f11838f 1116 __HAL_LTDC_LAYER(hltdc, LayerIdx)->PFCR = (pLayerCfg->PixelFormat);
mbed_official 235:685d5f11838f 1117
mbed_official 235:685d5f11838f 1118 /* Configures the default color values */
mbed_official 235:685d5f11838f 1119 tmp = ((uint32_t)(pLayerCfg->Backcolor.Green) << 8);
mbed_official 235:685d5f11838f 1120 tmp1 = ((uint32_t)(pLayerCfg->Backcolor.Red) << 16);
mbed_official 235:685d5f11838f 1121 tmp2 = (pLayerCfg->Alpha0 << 24);
mbed_official 235:685d5f11838f 1122 __HAL_LTDC_LAYER(hltdc, LayerIdx)->DCCR &= ~(LTDC_LxDCCR_DCBLUE | LTDC_LxDCCR_DCGREEN | LTDC_LxDCCR_DCRED | LTDC_LxDCCR_DCALPHA);
mbed_official 235:685d5f11838f 1123 __HAL_LTDC_LAYER(hltdc, LayerIdx)->DCCR = (pLayerCfg->Backcolor.Blue | tmp | tmp1 | tmp2);
mbed_official 235:685d5f11838f 1124
mbed_official 235:685d5f11838f 1125 /* Specifies the constant alpha value */
mbed_official 235:685d5f11838f 1126 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CACR &= ~(LTDC_LxCACR_CONSTA);
mbed_official 235:685d5f11838f 1127 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CACR = (pLayerCfg->Alpha);
mbed_official 235:685d5f11838f 1128
mbed_official 235:685d5f11838f 1129 /* Specifies the blending factors */
mbed_official 235:685d5f11838f 1130 __HAL_LTDC_LAYER(hltdc, LayerIdx)->BFCR &= ~(LTDC_LxBFCR_BF2 | LTDC_LxBFCR_BF1);
mbed_official 235:685d5f11838f 1131 __HAL_LTDC_LAYER(hltdc, LayerIdx)->BFCR = (pLayerCfg->BlendingFactor1 | pLayerCfg->BlendingFactor2);
mbed_official 235:685d5f11838f 1132
mbed_official 235:685d5f11838f 1133 /* Configures the color frame buffer start address */
mbed_official 235:685d5f11838f 1134 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CFBAR &= ~(LTDC_LxCFBAR_CFBADD);
mbed_official 235:685d5f11838f 1135 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CFBAR = (pLayerCfg->FBStartAdress);
mbed_official 235:685d5f11838f 1136
mbed_official 235:685d5f11838f 1137 if(pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB8888)
mbed_official 235:685d5f11838f 1138 {
mbed_official 235:685d5f11838f 1139 tmp = 4;
mbed_official 235:685d5f11838f 1140 }
mbed_official 235:685d5f11838f 1141 else if (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB888)
mbed_official 235:685d5f11838f 1142 {
mbed_official 235:685d5f11838f 1143 tmp = 3;
mbed_official 235:685d5f11838f 1144 }
mbed_official 235:685d5f11838f 1145 else if((pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB4444) || \
mbed_official 235:685d5f11838f 1146 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB565) || \
mbed_official 235:685d5f11838f 1147 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB1555) || \
mbed_official 235:685d5f11838f 1148 (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_AL88))
mbed_official 235:685d5f11838f 1149 {
mbed_official 235:685d5f11838f 1150 tmp = 2;
mbed_official 235:685d5f11838f 1151 }
mbed_official 235:685d5f11838f 1152 else
mbed_official 235:685d5f11838f 1153 {
mbed_official 235:685d5f11838f 1154 tmp = 1;
mbed_official 235:685d5f11838f 1155 }
mbed_official 235:685d5f11838f 1156
mbed_official 235:685d5f11838f 1157 /* Configures the color frame buffer pitch in byte */
mbed_official 235:685d5f11838f 1158 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CFBLR &= ~(LTDC_LxCFBLR_CFBLL | LTDC_LxCFBLR_CFBP);
mbed_official 235:685d5f11838f 1159 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CFBLR = (((pLayerCfg->ImageWidth * tmp) << 16) | ((pLayerCfg->ImageWidth * tmp) + 3));
mbed_official 235:685d5f11838f 1160
mbed_official 235:685d5f11838f 1161 /* Configures the frame buffer line number */
mbed_official 235:685d5f11838f 1162 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CFBLNR &= ~(LTDC_LxCFBLNR_CFBLNBR);
mbed_official 235:685d5f11838f 1163 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CFBLNR = (pLayerCfg->ImageHeight);
mbed_official 235:685d5f11838f 1164
mbed_official 235:685d5f11838f 1165 /* Enable LTDC_Layer by setting LEN bit */
mbed_official 235:685d5f11838f 1166 __HAL_LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_LEN;
mbed_official 235:685d5f11838f 1167 }
mbed_official 235:685d5f11838f 1168
mbed_official 235:685d5f11838f 1169 /**
mbed_official 235:685d5f11838f 1170 * @}
mbed_official 235:685d5f11838f 1171 */
mbed_official 235:685d5f11838f 1172 #endif /* STM32F429xx || STM32F439xx */
mbed_official 235:685d5f11838f 1173 #endif /* HAL_LTDC_MODULE_ENABLED */
mbed_official 235:685d5f11838f 1174 /**
mbed_official 235:685d5f11838f 1175 * @}
mbed_official 235:685d5f11838f 1176 */
mbed_official 235:685d5f11838f 1177
mbed_official 235:685d5f11838f 1178 /**
mbed_official 235:685d5f11838f 1179 * @}
mbed_official 235:685d5f11838f 1180 */
mbed_official 235:685d5f11838f 1181
mbed_official 235:685d5f11838f 1182 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/