fix LPC812 PWM
Fork of mbed-dev by
targets/cmsis/TARGET_STM/TARGET_STM32F4/stm32f4xx_hal_ltdc.c@19:112740acecfa, 2015-11-10 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Nov 10 09:30:11 2015 +0000
- Revision:
- 19:112740acecfa
- Parent:
- 0:9b334a45a8ff
Synchronized with git revision 7218418919aeaf775fb8d386ea7ee0dfc0c80ff9
Full URL: https://github.com/mbedmicro/mbed/commit/7218418919aeaf775fb8d386ea7ee0dfc0c80ff9/
DISCO_F469NI - add disco F469NI support
Who changed what in which revision?
User | Revision | Line number | New 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 |
mbed_official | 19:112740acecfa | 5 | * @version V1.4.1 |
mbed_official | 19:112740acecfa | 6 | * @date 09-October-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>© 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 | |
mbed_official | 19:112740acecfa | 112 | #if defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F469xx) || defined(STM32F479xx) |
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 */ |
mbed_official | 19:112740acecfa | 375 | HAL_LTDC_LineEventCallback(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 | */ |
mbed_official | 19:112740acecfa | 399 | __weak void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef *hltdc) |
bogdanm | 0:9b334a45a8ff | 400 | { |
bogdanm | 0:9b334a45a8ff | 401 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 19:112740acecfa | 402 | the HAL_LTDC_LineEventCallback 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 */ |
mbed_official | 19:112740acecfa | 875 | hltdc->Instance->SRCR = LTDC_SRCR_VBR; |
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 | /** |
mbed_official | 19:112740acecfa | 1020 | * @brief Function used to reconfigure the pitch for specific cases where the attached LayerIdx buffer have a width that is |
mbed_official | 19:112740acecfa | 1021 | * larger than the one intended to be displayed on screen. Example of a buffer 800x480 attached to layer for which we |
mbed_official | 19:112740acecfa | 1022 | * want to read and display on screen only a portion 320x240 taken in the center of the buffer. The pitch in pixels |
mbed_official | 19:112740acecfa | 1023 | * will be in that case 800 pixels and not 320 pixels as initially configured by previous call to HAL_LTDC_ConfigLayer(). |
mbed_official | 19:112740acecfa | 1024 | * Note : this function should be called only after a previous call to HAL_LTDC_ConfigLayer() to modify the default pitch |
mbed_official | 19:112740acecfa | 1025 | * configured by HAL_LTDC_ConfigLayer() when required (refer to example described just above). |
mbed_official | 19:112740acecfa | 1026 | * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains |
mbed_official | 19:112740acecfa | 1027 | * the configuration information for the LTDC. |
mbed_official | 19:112740acecfa | 1028 | * @param LinePitchInPixels: New line pitch in pixels to configure for LTDC layer 'LayerIdx'. |
mbed_official | 19:112740acecfa | 1029 | * @param LayerIdx: LTDC layer index concerned by the modification of line pitch. |
mbed_official | 19:112740acecfa | 1030 | * @retval HAL status |
mbed_official | 19:112740acecfa | 1031 | */ |
mbed_official | 19:112740acecfa | 1032 | HAL_StatusTypeDef HAL_LTDC_SetPitch(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx) |
mbed_official | 19:112740acecfa | 1033 | { |
mbed_official | 19:112740acecfa | 1034 | uint32_t tmp = 0; |
mbed_official | 19:112740acecfa | 1035 | uint32_t pitchUpdate = 0; |
mbed_official | 19:112740acecfa | 1036 | uint32_t pixelFormat = 0; |
mbed_official | 19:112740acecfa | 1037 | |
mbed_official | 19:112740acecfa | 1038 | /* Process locked */ |
mbed_official | 19:112740acecfa | 1039 | __HAL_LOCK(hltdc); |
mbed_official | 19:112740acecfa | 1040 | |
mbed_official | 19:112740acecfa | 1041 | /* Change LTDC peripheral state */ |
mbed_official | 19:112740acecfa | 1042 | hltdc->State = HAL_LTDC_STATE_BUSY; |
mbed_official | 19:112740acecfa | 1043 | |
mbed_official | 19:112740acecfa | 1044 | /* Check the parameters */ |
mbed_official | 19:112740acecfa | 1045 | assert_param(IS_LTDC_LAYER(LayerIdx)); |
mbed_official | 19:112740acecfa | 1046 | |
mbed_official | 19:112740acecfa | 1047 | /* get LayerIdx used pixel format */ |
mbed_official | 19:112740acecfa | 1048 | pixelFormat = hltdc->LayerCfg[LayerIdx].PixelFormat; |
mbed_official | 19:112740acecfa | 1049 | |
mbed_official | 19:112740acecfa | 1050 | if(pixelFormat == LTDC_PIXEL_FORMAT_ARGB8888) |
mbed_official | 19:112740acecfa | 1051 | { |
mbed_official | 19:112740acecfa | 1052 | tmp = 4; |
mbed_official | 19:112740acecfa | 1053 | } |
mbed_official | 19:112740acecfa | 1054 | else if (pixelFormat == LTDC_PIXEL_FORMAT_RGB888) |
mbed_official | 19:112740acecfa | 1055 | { |
mbed_official | 19:112740acecfa | 1056 | tmp = 3; |
mbed_official | 19:112740acecfa | 1057 | } |
mbed_official | 19:112740acecfa | 1058 | else if((pixelFormat == LTDC_PIXEL_FORMAT_ARGB4444) || \ |
mbed_official | 19:112740acecfa | 1059 | (pixelFormat == LTDC_PIXEL_FORMAT_RGB565) || \ |
mbed_official | 19:112740acecfa | 1060 | (pixelFormat == LTDC_PIXEL_FORMAT_ARGB1555) || \ |
mbed_official | 19:112740acecfa | 1061 | (pixelFormat == LTDC_PIXEL_FORMAT_AL88)) |
mbed_official | 19:112740acecfa | 1062 | { |
mbed_official | 19:112740acecfa | 1063 | tmp = 2; |
mbed_official | 19:112740acecfa | 1064 | } |
mbed_official | 19:112740acecfa | 1065 | else |
mbed_official | 19:112740acecfa | 1066 | { |
mbed_official | 19:112740acecfa | 1067 | tmp = 1; |
mbed_official | 19:112740acecfa | 1068 | } |
mbed_official | 19:112740acecfa | 1069 | |
mbed_official | 19:112740acecfa | 1070 | pitchUpdate = ((LinePitchInPixels * tmp) << 16); |
mbed_official | 19:112740acecfa | 1071 | |
mbed_official | 19:112740acecfa | 1072 | /* Clear previously set standard pitch */ |
mbed_official | 19:112740acecfa | 1073 | LTDC_LAYER(hltdc, LayerIdx)->CFBLR &= ~LTDC_LxCFBLR_CFBP; |
mbed_official | 19:112740acecfa | 1074 | |
mbed_official | 19:112740acecfa | 1075 | /* Sets the Reload type as immediate update of LTDC pitch configured above */ |
mbed_official | 19:112740acecfa | 1076 | LTDC->SRCR |= LTDC_SRCR_IMR; |
mbed_official | 19:112740acecfa | 1077 | |
mbed_official | 19:112740acecfa | 1078 | /* Set new line pitch value */ |
mbed_official | 19:112740acecfa | 1079 | LTDC_LAYER(hltdc, LayerIdx)->CFBLR |= pitchUpdate; |
mbed_official | 19:112740acecfa | 1080 | |
mbed_official | 19:112740acecfa | 1081 | /* Sets the Reload type as immediate update of LTDC pitch configured above */ |
mbed_official | 19:112740acecfa | 1082 | LTDC->SRCR |= LTDC_SRCR_IMR; |
mbed_official | 19:112740acecfa | 1083 | |
mbed_official | 19:112740acecfa | 1084 | /* Change the LTDC state*/ |
mbed_official | 19:112740acecfa | 1085 | hltdc->State = HAL_LTDC_STATE_READY; |
mbed_official | 19:112740acecfa | 1086 | |
mbed_official | 19:112740acecfa | 1087 | /* Process unlocked */ |
mbed_official | 19:112740acecfa | 1088 | __HAL_UNLOCK(hltdc); |
mbed_official | 19:112740acecfa | 1089 | |
mbed_official | 19:112740acecfa | 1090 | return HAL_OK; |
mbed_official | 19:112740acecfa | 1091 | } |
mbed_official | 19:112740acecfa | 1092 | |
mbed_official | 19:112740acecfa | 1093 | /** |
bogdanm | 0:9b334a45a8ff | 1094 | * @brief Define the position of the line interrupt . |
bogdanm | 0:9b334a45a8ff | 1095 | * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1096 | * the configuration information for the LTDC. |
bogdanm | 0:9b334a45a8ff | 1097 | * @param Line: Line Interrupt Position. |
bogdanm | 0:9b334a45a8ff | 1098 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1099 | */ |
bogdanm | 0:9b334a45a8ff | 1100 | HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line) |
bogdanm | 0:9b334a45a8ff | 1101 | { |
bogdanm | 0:9b334a45a8ff | 1102 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 1103 | __HAL_LOCK(hltdc); |
bogdanm | 0:9b334a45a8ff | 1104 | |
bogdanm | 0:9b334a45a8ff | 1105 | /* Change LTDC peripheral state */ |
bogdanm | 0:9b334a45a8ff | 1106 | hltdc->State = HAL_LTDC_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 1107 | |
bogdanm | 0:9b334a45a8ff | 1108 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 1109 | assert_param(IS_LTDC_LIPOS(Line)); |
bogdanm | 0:9b334a45a8ff | 1110 | |
bogdanm | 0:9b334a45a8ff | 1111 | /* Enable the Line interrupt */ |
bogdanm | 0:9b334a45a8ff | 1112 | __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_LI); |
bogdanm | 0:9b334a45a8ff | 1113 | |
bogdanm | 0:9b334a45a8ff | 1114 | /* Sets the Line Interrupt position */ |
bogdanm | 0:9b334a45a8ff | 1115 | LTDC->LIPCR = (uint32_t)Line; |
bogdanm | 0:9b334a45a8ff | 1116 | |
bogdanm | 0:9b334a45a8ff | 1117 | /* Change the LTDC state*/ |
bogdanm | 0:9b334a45a8ff | 1118 | hltdc->State = HAL_LTDC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1119 | |
bogdanm | 0:9b334a45a8ff | 1120 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 1121 | __HAL_UNLOCK(hltdc); |
bogdanm | 0:9b334a45a8ff | 1122 | |
bogdanm | 0:9b334a45a8ff | 1123 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1124 | } |
bogdanm | 0:9b334a45a8ff | 1125 | |
bogdanm | 0:9b334a45a8ff | 1126 | /** |
bogdanm | 0:9b334a45a8ff | 1127 | * @} |
bogdanm | 0:9b334a45a8ff | 1128 | */ |
bogdanm | 0:9b334a45a8ff | 1129 | |
bogdanm | 0:9b334a45a8ff | 1130 | /** @defgroup LTDC_Exported_Functions_Group4 Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 1131 | * @brief Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 1132 | * |
bogdanm | 0:9b334a45a8ff | 1133 | @verbatim |
bogdanm | 0:9b334a45a8ff | 1134 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 1135 | ##### Peripheral State and Errors functions ##### |
bogdanm | 0:9b334a45a8ff | 1136 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 1137 | [..] |
bogdanm | 0:9b334a45a8ff | 1138 | This subsection provides functions allowing to |
bogdanm | 0:9b334a45a8ff | 1139 | (+) Check the LTDC state. |
bogdanm | 0:9b334a45a8ff | 1140 | (+) Get error code. |
bogdanm | 0:9b334a45a8ff | 1141 | |
bogdanm | 0:9b334a45a8ff | 1142 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 1143 | * @{ |
bogdanm | 0:9b334a45a8ff | 1144 | */ |
bogdanm | 0:9b334a45a8ff | 1145 | |
bogdanm | 0:9b334a45a8ff | 1146 | /** |
bogdanm | 0:9b334a45a8ff | 1147 | * @brief Return the LTDC state |
bogdanm | 0:9b334a45a8ff | 1148 | * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1149 | * the configuration information for the LTDC. |
bogdanm | 0:9b334a45a8ff | 1150 | * @retval HAL state |
bogdanm | 0:9b334a45a8ff | 1151 | */ |
bogdanm | 0:9b334a45a8ff | 1152 | HAL_LTDC_StateTypeDef HAL_LTDC_GetState(LTDC_HandleTypeDef *hltdc) |
bogdanm | 0:9b334a45a8ff | 1153 | { |
bogdanm | 0:9b334a45a8ff | 1154 | return hltdc->State; |
bogdanm | 0:9b334a45a8ff | 1155 | } |
bogdanm | 0:9b334a45a8ff | 1156 | |
bogdanm | 0:9b334a45a8ff | 1157 | /** |
bogdanm | 0:9b334a45a8ff | 1158 | * @brief Return the LTDC error code |
bogdanm | 0:9b334a45a8ff | 1159 | * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1160 | * the configuration information for the LTDC. |
bogdanm | 0:9b334a45a8ff | 1161 | * @retval LTDC Error Code |
bogdanm | 0:9b334a45a8ff | 1162 | */ |
bogdanm | 0:9b334a45a8ff | 1163 | uint32_t HAL_LTDC_GetError(LTDC_HandleTypeDef *hltdc) |
bogdanm | 0:9b334a45a8ff | 1164 | { |
bogdanm | 0:9b334a45a8ff | 1165 | return hltdc->ErrorCode; |
bogdanm | 0:9b334a45a8ff | 1166 | } |
bogdanm | 0:9b334a45a8ff | 1167 | |
bogdanm | 0:9b334a45a8ff | 1168 | /** |
bogdanm | 0:9b334a45a8ff | 1169 | * @} |
bogdanm | 0:9b334a45a8ff | 1170 | */ |
bogdanm | 0:9b334a45a8ff | 1171 | |
bogdanm | 0:9b334a45a8ff | 1172 | /** |
bogdanm | 0:9b334a45a8ff | 1173 | * @brief Configures the LTDC peripheral |
bogdanm | 0:9b334a45a8ff | 1174 | * @param hltdc : Pointer to a LTDC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1175 | * the configuration information for the LTDC. |
bogdanm | 0:9b334a45a8ff | 1176 | * @param pLayerCfg: Pointer LTDC Layer Configuration structure |
bogdanm | 0:9b334a45a8ff | 1177 | * @param LayerIdx: LTDC Layer index. |
bogdanm | 0:9b334a45a8ff | 1178 | * This parameter can be one of the following values: 0 or 1 |
bogdanm | 0:9b334a45a8ff | 1179 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1180 | */ |
bogdanm | 0:9b334a45a8ff | 1181 | static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx) |
bogdanm | 0:9b334a45a8ff | 1182 | { |
bogdanm | 0:9b334a45a8ff | 1183 | uint32_t tmp = 0; |
bogdanm | 0:9b334a45a8ff | 1184 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 1185 | uint32_t tmp2 = 0; |
bogdanm | 0:9b334a45a8ff | 1186 | |
bogdanm | 0:9b334a45a8ff | 1187 | /* Configures the horizontal start and stop position */ |
bogdanm | 0:9b334a45a8ff | 1188 | tmp = ((pLayerCfg->WindowX1 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16)) << 16); |
bogdanm | 0:9b334a45a8ff | 1189 | LTDC_LAYER(hltdc, LayerIdx)->WHPCR &= ~(LTDC_LxWHPCR_WHSTPOS | LTDC_LxWHPCR_WHSPPOS); |
bogdanm | 0:9b334a45a8ff | 1190 | LTDC_LAYER(hltdc, LayerIdx)->WHPCR = ((pLayerCfg->WindowX0 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16) + 1) | tmp); |
bogdanm | 0:9b334a45a8ff | 1191 | |
bogdanm | 0:9b334a45a8ff | 1192 | /* Configures the vertical start and stop position */ |
bogdanm | 0:9b334a45a8ff | 1193 | tmp = ((pLayerCfg->WindowY1 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP)) << 16); |
bogdanm | 0:9b334a45a8ff | 1194 | LTDC_LAYER(hltdc, LayerIdx)->WVPCR &= ~(LTDC_LxWVPCR_WVSTPOS | LTDC_LxWVPCR_WVSPPOS); |
bogdanm | 0:9b334a45a8ff | 1195 | LTDC_LAYER(hltdc, LayerIdx)->WVPCR = ((pLayerCfg->WindowY0 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP) + 1) | tmp); |
bogdanm | 0:9b334a45a8ff | 1196 | |
bogdanm | 0:9b334a45a8ff | 1197 | /* Specifies the pixel format */ |
bogdanm | 0:9b334a45a8ff | 1198 | LTDC_LAYER(hltdc, LayerIdx)->PFCR &= ~(LTDC_LxPFCR_PF); |
bogdanm | 0:9b334a45a8ff | 1199 | LTDC_LAYER(hltdc, LayerIdx)->PFCR = (pLayerCfg->PixelFormat); |
bogdanm | 0:9b334a45a8ff | 1200 | |
bogdanm | 0:9b334a45a8ff | 1201 | /* Configures the default color values */ |
bogdanm | 0:9b334a45a8ff | 1202 | tmp = ((uint32_t)(pLayerCfg->Backcolor.Green) << 8); |
bogdanm | 0:9b334a45a8ff | 1203 | tmp1 = ((uint32_t)(pLayerCfg->Backcolor.Red) << 16); |
bogdanm | 0:9b334a45a8ff | 1204 | tmp2 = (pLayerCfg->Alpha0 << 24); |
bogdanm | 0:9b334a45a8ff | 1205 | LTDC_LAYER(hltdc, LayerIdx)->DCCR &= ~(LTDC_LxDCCR_DCBLUE | LTDC_LxDCCR_DCGREEN | LTDC_LxDCCR_DCRED | LTDC_LxDCCR_DCALPHA); |
bogdanm | 0:9b334a45a8ff | 1206 | LTDC_LAYER(hltdc, LayerIdx)->DCCR = (pLayerCfg->Backcolor.Blue | tmp | tmp1 | tmp2); |
bogdanm | 0:9b334a45a8ff | 1207 | |
bogdanm | 0:9b334a45a8ff | 1208 | /* Specifies the constant alpha value */ |
bogdanm | 0:9b334a45a8ff | 1209 | LTDC_LAYER(hltdc, LayerIdx)->CACR &= ~(LTDC_LxCACR_CONSTA); |
bogdanm | 0:9b334a45a8ff | 1210 | LTDC_LAYER(hltdc, LayerIdx)->CACR = (pLayerCfg->Alpha); |
bogdanm | 0:9b334a45a8ff | 1211 | |
bogdanm | 0:9b334a45a8ff | 1212 | /* Specifies the blending factors */ |
bogdanm | 0:9b334a45a8ff | 1213 | LTDC_LAYER(hltdc, LayerIdx)->BFCR &= ~(LTDC_LxBFCR_BF2 | LTDC_LxBFCR_BF1); |
bogdanm | 0:9b334a45a8ff | 1214 | LTDC_LAYER(hltdc, LayerIdx)->BFCR = (pLayerCfg->BlendingFactor1 | pLayerCfg->BlendingFactor2); |
bogdanm | 0:9b334a45a8ff | 1215 | |
bogdanm | 0:9b334a45a8ff | 1216 | /* Configures the color frame buffer start address */ |
bogdanm | 0:9b334a45a8ff | 1217 | LTDC_LAYER(hltdc, LayerIdx)->CFBAR &= ~(LTDC_LxCFBAR_CFBADD); |
bogdanm | 0:9b334a45a8ff | 1218 | LTDC_LAYER(hltdc, LayerIdx)->CFBAR = (pLayerCfg->FBStartAdress); |
bogdanm | 0:9b334a45a8ff | 1219 | |
bogdanm | 0:9b334a45a8ff | 1220 | if(pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB8888) |
bogdanm | 0:9b334a45a8ff | 1221 | { |
bogdanm | 0:9b334a45a8ff | 1222 | tmp = 4; |
bogdanm | 0:9b334a45a8ff | 1223 | } |
bogdanm | 0:9b334a45a8ff | 1224 | else if (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB888) |
bogdanm | 0:9b334a45a8ff | 1225 | { |
bogdanm | 0:9b334a45a8ff | 1226 | tmp = 3; |
bogdanm | 0:9b334a45a8ff | 1227 | } |
bogdanm | 0:9b334a45a8ff | 1228 | else if((pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB4444) || \ |
bogdanm | 0:9b334a45a8ff | 1229 | (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB565) || \ |
bogdanm | 0:9b334a45a8ff | 1230 | (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB1555) || \ |
bogdanm | 0:9b334a45a8ff | 1231 | (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_AL88)) |
bogdanm | 0:9b334a45a8ff | 1232 | { |
bogdanm | 0:9b334a45a8ff | 1233 | tmp = 2; |
bogdanm | 0:9b334a45a8ff | 1234 | } |
bogdanm | 0:9b334a45a8ff | 1235 | else |
bogdanm | 0:9b334a45a8ff | 1236 | { |
bogdanm | 0:9b334a45a8ff | 1237 | tmp = 1; |
bogdanm | 0:9b334a45a8ff | 1238 | } |
bogdanm | 0:9b334a45a8ff | 1239 | |
bogdanm | 0:9b334a45a8ff | 1240 | /* Configures the color frame buffer pitch in byte */ |
bogdanm | 0:9b334a45a8ff | 1241 | LTDC_LAYER(hltdc, LayerIdx)->CFBLR &= ~(LTDC_LxCFBLR_CFBLL | LTDC_LxCFBLR_CFBP); |
bogdanm | 0:9b334a45a8ff | 1242 | LTDC_LAYER(hltdc, LayerIdx)->CFBLR = (((pLayerCfg->ImageWidth * tmp) << 16) | (((pLayerCfg->WindowX1 - pLayerCfg->WindowX0) * tmp) + 3)); |
bogdanm | 0:9b334a45a8ff | 1243 | |
bogdanm | 0:9b334a45a8ff | 1244 | /* Configures the frame buffer line number */ |
bogdanm | 0:9b334a45a8ff | 1245 | LTDC_LAYER(hltdc, LayerIdx)->CFBLNR &= ~(LTDC_LxCFBLNR_CFBLNBR); |
bogdanm | 0:9b334a45a8ff | 1246 | LTDC_LAYER(hltdc, LayerIdx)->CFBLNR = (pLayerCfg->ImageHeight); |
bogdanm | 0:9b334a45a8ff | 1247 | |
bogdanm | 0:9b334a45a8ff | 1248 | /* Enable LTDC_Layer by setting LEN bit */ |
bogdanm | 0:9b334a45a8ff | 1249 | LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_LEN; |
bogdanm | 0:9b334a45a8ff | 1250 | } |
bogdanm | 0:9b334a45a8ff | 1251 | |
bogdanm | 0:9b334a45a8ff | 1252 | /** |
bogdanm | 0:9b334a45a8ff | 1253 | * @} |
bogdanm | 0:9b334a45a8ff | 1254 | */ |
mbed_official | 19:112740acecfa | 1255 | #endif /* STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */ |
bogdanm | 0:9b334a45a8ff | 1256 | #endif /* HAL_LTDC_MODULE_ENABLED */ |
bogdanm | 0:9b334a45a8ff | 1257 | /** |
bogdanm | 0:9b334a45a8ff | 1258 | * @} |
bogdanm | 0:9b334a45a8ff | 1259 | */ |
bogdanm | 0:9b334a45a8ff | 1260 | |
bogdanm | 0:9b334a45a8ff | 1261 | /** |
bogdanm | 0:9b334a45a8ff | 1262 | * @} |
bogdanm | 0:9b334a45a8ff | 1263 | */ |
bogdanm | 0:9b334a45a8ff | 1264 | |
bogdanm | 0:9b334a45a8ff | 1265 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |