1 /** 2 ****************************************************************************** 3 * @file stm32h7xx_hal_ltdc.h 4 * @author MCD Application Team 5 * @brief Header file of LTDC HAL module. 6 ****************************************************************************** 7 * @attention 8 * 9 * <h2><center>© Copyright (c) 2017 STMicroelectronics. 10 * All rights reserved.</center></h2> 11 * 12 * This software component is licensed by ST under BSD 3-Clause license, 13 * the "License"; You may not use this file except in compliance with the 14 * License. You may obtain a copy of the License at: 15 * opensource.org/licenses/BSD-3-Clause 16 * 17 ****************************************************************************** 18 */ 19 20 /* Define to prevent recursive inclusion -------------------------------------*/ 21 #ifndef STM32H7xx_HAL_LTDC_H 22 #define STM32H7xx_HAL_LTDC_H 23 24 #ifdef __cplusplus 25 extern "C" { 26 #endif 27 28 /* Includes ------------------------------------------------------------------*/ 29 #include "stm32h7xx_hal_def.h" 30 31 #if defined (LTDC) 32 33 /** @addtogroup STM32H7xx_HAL_Driver 34 * @{ 35 */ 36 37 /** @defgroup LTDC LTDC 38 * @brief LTDC HAL module driver 39 * @{ 40 */ 41 42 /* Exported types ------------------------------------------------------------*/ 43 /** @defgroup LTDC_Exported_Types LTDC Exported Types 44 * @{ 45 */ 46 #define MAX_LAYER 2U 47 48 /** 49 * @brief LTDC color structure definition 50 */ 51 typedef struct 52 { 53 uint8_t Blue; /*!< Configures the blue value. 54 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ 55 56 uint8_t Green; /*!< Configures the green value. 57 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ 58 59 uint8_t Red; /*!< Configures the red value. 60 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ 61 62 uint8_t Reserved; /*!< Reserved 0xFF */ 63 } LTDC_ColorTypeDef; 64 65 /** 66 * @brief LTDC Init structure definition 67 */ 68 typedef struct 69 { 70 uint32_t HSPolarity; /*!< configures the horizontal synchronization polarity. 71 This parameter can be one value of @ref LTDC_HS_POLARITY */ 72 73 uint32_t VSPolarity; /*!< configures the vertical synchronization polarity. 74 This parameter can be one value of @ref LTDC_VS_POLARITY */ 75 76 uint32_t DEPolarity; /*!< configures the data enable polarity. 77 This parameter can be one of value of @ref LTDC_DE_POLARITY */ 78 79 uint32_t PCPolarity; /*!< configures the pixel clock polarity. 80 This parameter can be one of value of @ref LTDC_PC_POLARITY */ 81 82 uint32_t HorizontalSync; /*!< configures the number of Horizontal synchronization width. 83 This parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF. */ 84 85 uint32_t VerticalSync; /*!< configures the number of Vertical synchronization height. 86 This parameter must be a number between Min_Data = 0x000 and Max_Data = 0x7FF. */ 87 88 uint32_t AccumulatedHBP; /*!< configures the accumulated horizontal back porch width. 89 This parameter must be a number between Min_Data = LTDC_HorizontalSync and Max_Data = 0xFFF. */ 90 91 uint32_t AccumulatedVBP; /*!< configures the accumulated vertical back porch height. 92 This parameter must be a number between Min_Data = LTDC_VerticalSync and Max_Data = 0x7FF. */ 93 94 uint32_t AccumulatedActiveW; /*!< configures the accumulated active width. 95 This parameter must be a number between Min_Data = LTDC_AccumulatedHBP and Max_Data = 0xFFF. */ 96 97 uint32_t AccumulatedActiveH; /*!< configures the accumulated active height. 98 This parameter must be a number between Min_Data = LTDC_AccumulatedVBP and Max_Data = 0x7FF. */ 99 100 uint32_t TotalWidth; /*!< configures the total width. 101 This parameter must be a number between Min_Data = LTDC_AccumulatedActiveW and Max_Data = 0xFFF. */ 102 103 uint32_t TotalHeigh; /*!< configures the total height. 104 This parameter must be a number between Min_Data = LTDC_AccumulatedActiveH and Max_Data = 0x7FF. */ 105 106 LTDC_ColorTypeDef Backcolor; /*!< Configures the background color. */ 107 } LTDC_InitTypeDef; 108 109 /** 110 * @brief LTDC Layer structure definition 111 */ 112 typedef struct 113 { 114 uint32_t WindowX0; /*!< Configures the Window Horizontal Start Position. 115 This parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF. */ 116 117 uint32_t WindowX1; /*!< Configures the Window Horizontal Stop Position. 118 This parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF. */ 119 120 uint32_t WindowY0; /*!< Configures the Window vertical Start Position. 121 This parameter must be a number between Min_Data = 0x000 and Max_Data = 0x7FF. */ 122 123 uint32_t WindowY1; /*!< Configures the Window vertical Stop Position. 124 This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0x7FF. */ 125 126 uint32_t PixelFormat; /*!< Specifies the pixel format. 127 This parameter can be one of value of @ref LTDC_Pixelformat */ 128 129 uint32_t Alpha; /*!< Specifies the constant alpha used for blending. 130 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ 131 132 uint32_t Alpha0; /*!< Configures the default alpha value. 133 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ 134 135 uint32_t BlendingFactor1; /*!< Select the blending factor 1. 136 This parameter can be one of value of @ref LTDC_BlendingFactor1 */ 137 138 uint32_t BlendingFactor2; /*!< Select the blending factor 2. 139 This parameter can be one of value of @ref LTDC_BlendingFactor2 */ 140 141 uint32_t FBStartAdress; /*!< Configures the color frame buffer address */ 142 143 uint32_t ImageWidth; /*!< Configures the color frame buffer line length. 144 This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0x1FFF. */ 145 146 uint32_t ImageHeight; /*!< Specifies the number of line in frame buffer. 147 This parameter must be a number between Min_Data = 0x000 and Max_Data = 0x7FF. */ 148 149 LTDC_ColorTypeDef Backcolor; /*!< Configures the layer background color. */ 150 } LTDC_LayerCfgTypeDef; 151 152 /** 153 * @brief HAL LTDC State structures definition 154 */ 155 typedef enum 156 { 157 HAL_LTDC_STATE_RESET = 0x00U, /*!< LTDC not yet initialized or disabled */ 158 HAL_LTDC_STATE_READY = 0x01U, /*!< LTDC initialized and ready for use */ 159 HAL_LTDC_STATE_BUSY = 0x02U, /*!< LTDC internal process is ongoing */ 160 HAL_LTDC_STATE_TIMEOUT = 0x03U, /*!< LTDC Timeout state */ 161 HAL_LTDC_STATE_ERROR = 0x04U /*!< LTDC state error */ 162 } HAL_LTDC_StateTypeDef; 163 164 /** 165 * @brief LTDC handle Structure definition 166 */ 167 #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) 168 typedef struct __LTDC_HandleTypeDef 169 #else 170 typedef struct 171 #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ 172 { 173 LTDC_TypeDef *Instance; /*!< LTDC Register base address */ 174 175 LTDC_InitTypeDef Init; /*!< LTDC parameters */ 176 177 LTDC_LayerCfgTypeDef LayerCfg[MAX_LAYER]; /*!< LTDC Layers parameters */ 178 179 HAL_LockTypeDef Lock; /*!< LTDC Lock */ 180 181 __IO HAL_LTDC_StateTypeDef State; /*!< LTDC state */ 182 183 __IO uint32_t ErrorCode; /*!< LTDC Error code */ 184 185 #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) 186 void (* LineEventCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Line Event Callback */ 187 void (* ReloadEventCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Reload Event Callback */ 188 void (* ErrorCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Error Callback */ 189 190 void (* MspInitCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Msp Init callback */ 191 void (* MspDeInitCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Msp DeInit callback */ 192 193 #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ 194 195 196 } LTDC_HandleTypeDef; 197 198 #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) 199 /** 200 * @brief HAL LTDC Callback ID enumeration definition 201 */ 202 typedef enum 203 { 204 HAL_LTDC_MSPINIT_CB_ID = 0x00U, /*!< LTDC MspInit callback ID */ 205 HAL_LTDC_MSPDEINIT_CB_ID = 0x01U, /*!< LTDC MspDeInit callback ID */ 206 207 HAL_LTDC_LINE_EVENT_CB_ID = 0x02U, /*!< LTDC Line Event Callback ID */ 208 HAL_LTDC_RELOAD_EVENT_CB_ID = 0x03U, /*!< LTDC Reload Callback ID */ 209 HAL_LTDC_ERROR_CB_ID = 0x04U /*!< LTDC Error Callback ID */ 210 211 } HAL_LTDC_CallbackIDTypeDef; 212 213 /** 214 * @brief HAL LTDC Callback pointer definition 215 */ 216 typedef void (*pLTDC_CallbackTypeDef)(LTDC_HandleTypeDef *hltdc); /*!< pointer to an LTDC callback function */ 217 218 #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ 219 220 /** 221 * @} 222 */ 223 224 /* Exported constants --------------------------------------------------------*/ 225 /** @defgroup LTDC_Exported_Constants LTDC Exported Constants 226 * @{ 227 */ 228 229 /** @defgroup LTDC_Error_Code LTDC Error Code 230 * @{ 231 */ 232 #define HAL_LTDC_ERROR_NONE 0x00000000U /*!< LTDC No error */ 233 #define HAL_LTDC_ERROR_TE 0x00000001U /*!< LTDC Transfer error */ 234 #define HAL_LTDC_ERROR_FU 0x00000002U /*!< LTDC FIFO Underrun */ 235 #define HAL_LTDC_ERROR_TIMEOUT 0x00000020U /*!< LTDC Timeout error */ 236 #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) 237 #define HAL_LTDC_ERROR_INVALID_CALLBACK 0x00000040U /*!< LTDC Invalid Callback error */ 238 #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ 239 /** 240 * @} 241 */ 242 243 /** @defgroup LTDC_Layer LTDC Layer 244 * @{ 245 */ 246 #define LTDC_LAYER_1 0x00000000U /*!< LTDC Layer 1 */ 247 #define LTDC_LAYER_2 0x00000001U /*!< LTDC Layer 2 */ 248 /** 249 * @} 250 */ 251 252 /** @defgroup LTDC_HS_POLARITY LTDC HS POLARITY 253 * @{ 254 */ 255 #define LTDC_HSPOLARITY_AL 0x00000000U /*!< Horizontal Synchronization is active low. */ 256 #define LTDC_HSPOLARITY_AH LTDC_GCR_HSPOL /*!< Horizontal Synchronization is active high. */ 257 /** 258 * @} 259 */ 260 261 /** @defgroup LTDC_VS_POLARITY LTDC VS POLARITY 262 * @{ 263 */ 264 #define LTDC_VSPOLARITY_AL 0x00000000U /*!< Vertical Synchronization is active low. */ 265 #define LTDC_VSPOLARITY_AH LTDC_GCR_VSPOL /*!< Vertical Synchronization is active high. */ 266 /** 267 * @} 268 */ 269 270 /** @defgroup LTDC_DE_POLARITY LTDC DE POLARITY 271 * @{ 272 */ 273 #define LTDC_DEPOLARITY_AL 0x00000000U /*!< Data Enable, is active low. */ 274 #define LTDC_DEPOLARITY_AH LTDC_GCR_DEPOL /*!< Data Enable, is active high. */ 275 /** 276 * @} 277 */ 278 279 /** @defgroup LTDC_PC_POLARITY LTDC PC POLARITY 280 * @{ 281 */ 282 #define LTDC_PCPOLARITY_IPC 0x00000000U /*!< input pixel clock. */ 283 #define LTDC_PCPOLARITY_IIPC LTDC_GCR_PCPOL /*!< inverted input pixel clock. */ 284 /** 285 * @} 286 */ 287 288 /** @defgroup LTDC_SYNC LTDC SYNC 289 * @{ 290 */ 291 #define LTDC_HORIZONTALSYNC (LTDC_SSCR_HSW >> 16U) /*!< Horizontal synchronization width. */ 292 #define LTDC_VERTICALSYNC LTDC_SSCR_VSH /*!< Vertical synchronization height. */ 293 /** 294 * @} 295 */ 296 297 /** @defgroup LTDC_BACK_COLOR LTDC BACK COLOR 298 * @{ 299 */ 300 #define LTDC_COLOR 0x000000FFU /*!< Color mask */ 301 /** 302 * @} 303 */ 304 305 /** @defgroup LTDC_BlendingFactor1 LTDC Blending Factor1 306 * @{ 307 */ 308 #define LTDC_BLENDING_FACTOR1_CA 0x00000400U /*!< Blending factor : Cte Alpha */ 309 #define LTDC_BLENDING_FACTOR1_PAxCA 0x00000600U /*!< Blending factor : Cte Alpha x Pixel Alpha*/ 310 /** 311 * @} 312 */ 313 314 /** @defgroup LTDC_BlendingFactor2 LTDC Blending Factor2 315 * @{ 316 */ 317 #define LTDC_BLENDING_FACTOR2_CA 0x00000005U /*!< Blending factor : Cte Alpha */ 318 #define LTDC_BLENDING_FACTOR2_PAxCA 0x00000007U /*!< Blending factor : Cte Alpha x Pixel Alpha*/ 319 /** 320 * @} 321 */ 322 323 /** @defgroup LTDC_Pixelformat LTDC Pixel format 324 * @{ 325 */ 326 #define LTDC_PIXEL_FORMAT_ARGB8888 0x00000000U /*!< ARGB8888 LTDC pixel format */ 327 #define LTDC_PIXEL_FORMAT_RGB888 0x00000001U /*!< RGB888 LTDC pixel format */ 328 #define LTDC_PIXEL_FORMAT_RGB565 0x00000002U /*!< RGB565 LTDC pixel format */ 329 #define LTDC_PIXEL_FORMAT_ARGB1555 0x00000003U /*!< ARGB1555 LTDC pixel format */ 330 #define LTDC_PIXEL_FORMAT_ARGB4444 0x00000004U /*!< ARGB4444 LTDC pixel format */ 331 #define LTDC_PIXEL_FORMAT_L8 0x00000005U /*!< L8 LTDC pixel format */ 332 #define LTDC_PIXEL_FORMAT_AL44 0x00000006U /*!< AL44 LTDC pixel format */ 333 #define LTDC_PIXEL_FORMAT_AL88 0x00000007U /*!< AL88 LTDC pixel format */ 334 /** 335 * @} 336 */ 337 338 /** @defgroup LTDC_Alpha LTDC Alpha 339 * @{ 340 */ 341 #define LTDC_ALPHA LTDC_LxCACR_CONSTA /*!< LTDC Constant Alpha mask */ 342 /** 343 * @} 344 */ 345 346 /** @defgroup LTDC_LAYER_Config LTDC LAYER Config 347 * @{ 348 */ 349 #define LTDC_STOPPOSITION (LTDC_LxWHPCR_WHSPPOS >> 16U) /*!< LTDC Layer stop position */ 350 #define LTDC_STARTPOSITION LTDC_LxWHPCR_WHSTPOS /*!< LTDC Layer start position */ 351 352 #define LTDC_COLOR_FRAME_BUFFER LTDC_LxCFBLR_CFBLL /*!< LTDC Layer Line length */ 353 #define LTDC_LINE_NUMBER LTDC_LxCFBLNR_CFBLNBR /*!< LTDC Layer Line number */ 354 /** 355 * @} 356 */ 357 358 /** @defgroup LTDC_Interrupts LTDC Interrupts 359 * @{ 360 */ 361 #define LTDC_IT_LI LTDC_IER_LIE /*!< LTDC Line Interrupt */ 362 #define LTDC_IT_FU LTDC_IER_FUIE /*!< LTDC FIFO Underrun Interrupt */ 363 #define LTDC_IT_TE LTDC_IER_TERRIE /*!< LTDC Transfer Error Interrupt */ 364 #define LTDC_IT_RR LTDC_IER_RRIE /*!< LTDC Register Reload Interrupt */ 365 /** 366 * @} 367 */ 368 369 /** @defgroup LTDC_Flags LTDC Flags 370 * @{ 371 */ 372 #define LTDC_FLAG_LI LTDC_ISR_LIF /*!< LTDC Line Interrupt Flag */ 373 #define LTDC_FLAG_FU LTDC_ISR_FUIF /*!< LTDC FIFO Underrun interrupt Flag */ 374 #define LTDC_FLAG_TE LTDC_ISR_TERRIF /*!< LTDC Transfer Error interrupt Flag */ 375 #define LTDC_FLAG_RR LTDC_ISR_RRIF /*!< LTDC Register Reload interrupt Flag */ 376 /** 377 * @} 378 */ 379 380 /** @defgroup LTDC_Reload_Type LTDC Reload Type 381 * @{ 382 */ 383 #define LTDC_RELOAD_IMMEDIATE LTDC_SRCR_IMR /*!< Immediate Reload */ 384 #define LTDC_RELOAD_VERTICAL_BLANKING LTDC_SRCR_VBR /*!< Vertical Blanking Reload */ 385 /** 386 * @} 387 */ 388 389 /** 390 * @} 391 */ 392 393 /* Exported macro ------------------------------------------------------------*/ 394 /** @defgroup LTDC_Exported_Macros LTDC Exported Macros 395 * @{ 396 */ 397 398 /** @brief Reset LTDC handle state. 399 * @param __HANDLE__ LTDC handle 400 * @retval None 401 */ 402 #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) 403 #define __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) do{ \ 404 (__HANDLE__)->State = HAL_LTDC_STATE_RESET; \ 405 (__HANDLE__)->MspInitCallback = NULL; \ 406 (__HANDLE__)->MspDeInitCallback = NULL; \ 407 } while(0) 408 #else 409 #define __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_LTDC_STATE_RESET) 410 #endif /*USE_HAL_LTDC_REGISTER_CALLBACKS */ 411 412 /** 413 * @brief Enable the LTDC. 414 * @param __HANDLE__ LTDC handle 415 * @retval None. 416 */ 417 #define __HAL_LTDC_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR |= LTDC_GCR_LTDCEN) 418 419 /** 420 * @brief Disable the LTDC. 421 * @param __HANDLE__ LTDC handle 422 * @retval None. 423 */ 424 #define __HAL_LTDC_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR &= ~(LTDC_GCR_LTDCEN)) 425 426 /** 427 * @brief Enable the LTDC Layer. 428 * @param __HANDLE__ LTDC handle 429 * @param __LAYER__ Specify the layer to be enabled. 430 * This parameter can be LTDC_LAYER_1 (0) or LTDC_LAYER_2 (1). 431 * @retval None. 432 */ 433 #define __HAL_LTDC_LAYER_ENABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR |= (uint32_t)LTDC_LxCR_LEN) 434 435 /** 436 * @brief Disable the LTDC Layer. 437 * @param __HANDLE__ LTDC handle 438 * @param __LAYER__ Specify the layer to be disabled. 439 * This parameter can be LTDC_LAYER_1 (0) or LTDC_LAYER_2 (1). 440 * @retval None. 441 */ 442 #define __HAL_LTDC_LAYER_DISABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR &= ~(uint32_t)LTDC_LxCR_LEN) 443 444 /** 445 * @brief Reload immediately all LTDC Layers. 446 * @param __HANDLE__ LTDC handle 447 * @retval None. 448 */ 449 #define __HAL_LTDC_RELOAD_IMMEDIATE_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_IMR) 450 451 /** 452 * @brief Reload during vertical blanking period all LTDC Layers. 453 * @param __HANDLE__ LTDC handle 454 * @retval None. 455 */ 456 #define __HAL_LTDC_VERTICAL_BLANKING_RELOAD_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_VBR) 457 458 /* Interrupt & Flag management */ 459 /** 460 * @brief Get the LTDC pending flags. 461 * @param __HANDLE__ LTDC handle 462 * @param __FLAG__ Get the specified flag. 463 * This parameter can be any combination of the following values: 464 * @arg LTDC_FLAG_LI: Line Interrupt flag 465 * @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag 466 * @arg LTDC_FLAG_TE: Transfer Error interrupt flag 467 * @arg LTDC_FLAG_RR: Register Reload Interrupt Flag 468 * @retval The state of FLAG (SET or RESET). 469 */ 470 #define __HAL_LTDC_GET_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR & (__FLAG__)) 471 472 /** 473 * @brief Clears the LTDC pending flags. 474 * @param __HANDLE__ LTDC handle 475 * @param __FLAG__ Specify the flag to clear. 476 * This parameter can be any combination of the following values: 477 * @arg LTDC_FLAG_LI: Line Interrupt flag 478 * @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag 479 * @arg LTDC_FLAG_TE: Transfer Error interrupt flag 480 * @arg LTDC_FLAG_RR: Register Reload Interrupt Flag 481 * @retval None 482 */ 483 #define __HAL_LTDC_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__)) 484 485 /** 486 * @brief Enables the specified LTDC interrupts. 487 * @param __HANDLE__ LTDC handle 488 * @param __INTERRUPT__ Specify the LTDC interrupt sources to be enabled. 489 * This parameter can be any combination of the following values: 490 * @arg LTDC_IT_LI: Line Interrupt flag 491 * @arg LTDC_IT_FU: FIFO Underrun Interrupt flag 492 * @arg LTDC_IT_TE: Transfer Error interrupt flag 493 * @arg LTDC_IT_RR: Register Reload Interrupt Flag 494 * @retval None 495 */ 496 #define __HAL_LTDC_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER |= (__INTERRUPT__)) 497 498 /** 499 * @brief Disables the specified LTDC interrupts. 500 * @param __HANDLE__ LTDC handle 501 * @param __INTERRUPT__ Specify the LTDC interrupt sources to be disabled. 502 * This parameter can be any combination of the following values: 503 * @arg LTDC_IT_LI: Line Interrupt flag 504 * @arg LTDC_IT_FU: FIFO Underrun Interrupt flag 505 * @arg LTDC_IT_TE: Transfer Error interrupt flag 506 * @arg LTDC_IT_RR: Register Reload Interrupt Flag 507 * @retval None 508 */ 509 #define __HAL_LTDC_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER &= ~(__INTERRUPT__)) 510 511 /** 512 * @brief Check whether the specified LTDC interrupt has occurred or not. 513 * @param __HANDLE__ LTDC handle 514 * @param __INTERRUPT__ Specify the LTDC interrupt source to check. 515 * This parameter can be one of the following values: 516 * @arg LTDC_IT_LI: Line Interrupt flag 517 * @arg LTDC_IT_FU: FIFO Underrun Interrupt flag 518 * @arg LTDC_IT_TE: Transfer Error interrupt flag 519 * @arg LTDC_IT_RR: Register Reload Interrupt Flag 520 * @retval The state of INTERRUPT (SET or RESET). 521 */ 522 #define __HAL_LTDC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER & (__INTERRUPT__)) 523 /** 524 * @} 525 */ 526 527 /* Include LTDC HAL Extension module */ 528 #include "stm32h7xx_hal_ltdc_ex.h" 529 530 /* Exported functions --------------------------------------------------------*/ 531 /** @addtogroup LTDC_Exported_Functions 532 * @{ 533 */ 534 /** @addtogroup LTDC_Exported_Functions_Group1 535 * @{ 536 */ 537 /* Initialization and de-initialization functions *****************************/ 538 HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc); 539 HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc); 540 void HAL_LTDC_MspInit(LTDC_HandleTypeDef *hltdc); 541 void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef *hltdc); 542 void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc); 543 void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef *hltdc); 544 void HAL_LTDC_ReloadEventCallback(LTDC_HandleTypeDef *hltdc); 545 546 /* Callbacks Register/UnRegister functions ***********************************/ 547 #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) 548 HAL_StatusTypeDef HAL_LTDC_RegisterCallback(LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID, pLTDC_CallbackTypeDef pCallback); 549 HAL_StatusTypeDef HAL_LTDC_UnRegisterCallback(LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID); 550 #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ 551 552 /** 553 * @} 554 */ 555 556 /** @addtogroup LTDC_Exported_Functions_Group2 557 * @{ 558 */ 559 /* IO operation functions *****************************************************/ 560 void HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc); 561 /** 562 * @} 563 */ 564 565 /** @addtogroup LTDC_Exported_Functions_Group3 566 * @{ 567 */ 568 /* Peripheral Control functions ***********************************************/ 569 HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx); 570 HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx); 571 HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx); 572 HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx); 573 HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx); 574 HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx); 575 HAL_StatusTypeDef HAL_LTDC_SetPitch(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx); 576 HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx); 577 HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, uint32_t *pCLUT, uint32_t CLUTSize, uint32_t LayerIdx); 578 HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 579 HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 580 HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 581 HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 582 HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line); 583 HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc); 584 HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc); 585 HAL_StatusTypeDef HAL_LTDC_Reload(LTDC_HandleTypeDef *hltdc, uint32_t ReloadType); 586 HAL_StatusTypeDef HAL_LTDC_ConfigLayer_NoReload(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx); 587 HAL_StatusTypeDef HAL_LTDC_SetWindowSize_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx); 588 HAL_StatusTypeDef HAL_LTDC_SetWindowPosition_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx); 589 HAL_StatusTypeDef HAL_LTDC_SetPixelFormat_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx); 590 HAL_StatusTypeDef HAL_LTDC_SetAlpha_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx); 591 HAL_StatusTypeDef HAL_LTDC_SetAddress_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx); 592 HAL_StatusTypeDef HAL_LTDC_SetPitch_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx); 593 HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx); 594 HAL_StatusTypeDef HAL_LTDC_EnableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 595 HAL_StatusTypeDef HAL_LTDC_DisableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 596 HAL_StatusTypeDef HAL_LTDC_EnableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 597 HAL_StatusTypeDef HAL_LTDC_DisableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); 598 599 /** 600 * @} 601 */ 602 603 /** @addtogroup LTDC_Exported_Functions_Group4 604 * @{ 605 */ 606 /* Peripheral State functions *************************************************/ 607 HAL_LTDC_StateTypeDef HAL_LTDC_GetState(LTDC_HandleTypeDef *hltdc); 608 uint32_t HAL_LTDC_GetError(LTDC_HandleTypeDef *hltdc); 609 /** 610 * @} 611 */ 612 613 /** 614 * @} 615 */ 616 617 /* Private types -------------------------------------------------------------*/ 618 /* Private variables ---------------------------------------------------------*/ 619 /* Private constants ---------------------------------------------------------*/ 620 /* Private macros ------------------------------------------------------------*/ 621 /** @defgroup LTDC_Private_Macros LTDC Private Macros 622 * @{ 623 */ 624 #define LTDC_LAYER(__HANDLE__, __LAYER__) ((LTDC_Layer_TypeDef *)((uint32_t)(((uint32_t)((__HANDLE__)->Instance)) + 0x84U + (0x80U*(__LAYER__))))) 625 #define IS_LTDC_LAYER(__LAYER__) ((__LAYER__) < MAX_LAYER) 626 #define IS_LTDC_HSPOL(__HSPOL__) (((__HSPOL__) == LTDC_HSPOLARITY_AL) || ((__HSPOL__) == LTDC_HSPOLARITY_AH)) 627 #define IS_LTDC_VSPOL(__VSPOL__) (((__VSPOL__) == LTDC_VSPOLARITY_AL) || ((__VSPOL__) == LTDC_VSPOLARITY_AH)) 628 #define IS_LTDC_DEPOL(__DEPOL__) (((__DEPOL__) == LTDC_DEPOLARITY_AL) || ((__DEPOL__) == LTDC_DEPOLARITY_AH)) 629 #define IS_LTDC_PCPOL(__PCPOL__) (((__PCPOL__) == LTDC_PCPOLARITY_IPC) || ((__PCPOL__) == LTDC_PCPOLARITY_IIPC)) 630 #define IS_LTDC_HSYNC(__HSYNC__) ((__HSYNC__) <= LTDC_HORIZONTALSYNC) 631 #define IS_LTDC_VSYNC(__VSYNC__) ((__VSYNC__) <= LTDC_VERTICALSYNC) 632 #define IS_LTDC_AHBP(__AHBP__) ((__AHBP__) <= LTDC_HORIZONTALSYNC) 633 #define IS_LTDC_AVBP(__AVBP__) ((__AVBP__) <= LTDC_VERTICALSYNC) 634 #define IS_LTDC_AAW(__AAW__) ((__AAW__) <= LTDC_HORIZONTALSYNC) 635 #define IS_LTDC_AAH(__AAH__) ((__AAH__) <= LTDC_VERTICALSYNC) 636 #define IS_LTDC_TOTALW(__TOTALW__) ((__TOTALW__) <= LTDC_HORIZONTALSYNC) 637 #define IS_LTDC_TOTALH(__TOTALH__) ((__TOTALH__) <= LTDC_VERTICALSYNC) 638 #define IS_LTDC_BLUEVALUE(__BBLUE__) ((__BBLUE__) <= LTDC_COLOR) 639 #define IS_LTDC_GREENVALUE(__BGREEN__) ((__BGREEN__) <= LTDC_COLOR) 640 #define IS_LTDC_REDVALUE(__BRED__) ((__BRED__) <= LTDC_COLOR) 641 #define IS_LTDC_BLENDING_FACTOR1(__BLENDING_FACTOR1__) (((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR1_CA) || \ 642 ((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR1_PAxCA)) 643 #define IS_LTDC_BLENDING_FACTOR2(__BLENDING_FACTOR1__) (((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR2_CA) || \ 644 ((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR2_PAxCA)) 645 #define IS_LTDC_PIXEL_FORMAT(__PIXEL_FORMAT__) (((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB8888) || ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_RGB888) || \ 646 ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_RGB565) || ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB1555) || \ 647 ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB4444) || ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_L8) || \ 648 ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_AL44) || ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_AL88)) 649 #define IS_LTDC_ALPHA(__ALPHA__) ((__ALPHA__) <= LTDC_ALPHA) 650 #define IS_LTDC_HCONFIGST(__HCONFIGST__) ((__HCONFIGST__) <= LTDC_STARTPOSITION) 651 #define IS_LTDC_HCONFIGSP(__HCONFIGSP__) ((__HCONFIGSP__) <= LTDC_STOPPOSITION) 652 #define IS_LTDC_VCONFIGST(__VCONFIGST__) ((__VCONFIGST__) <= LTDC_STARTPOSITION) 653 #define IS_LTDC_VCONFIGSP(__VCONFIGSP__) ((__VCONFIGSP__) <= LTDC_STOPPOSITION) 654 #define IS_LTDC_CFBP(__CFBP__) ((__CFBP__) <= LTDC_COLOR_FRAME_BUFFER) 655 #define IS_LTDC_CFBLL(__CFBLL__) ((__CFBLL__) <= LTDC_COLOR_FRAME_BUFFER) 656 #define IS_LTDC_CFBLNBR(__CFBLNBR__) ((__CFBLNBR__) <= LTDC_LINE_NUMBER) 657 #define IS_LTDC_LIPOS(__LIPOS__) ((__LIPOS__) <= 0x7FFU) 658 #define IS_LTDC_RELOAD(__RELOADTYPE__) (((__RELOADTYPE__) == LTDC_RELOAD_IMMEDIATE) || ((__RELOADTYPE__) == LTDC_RELOAD_VERTICAL_BLANKING)) 659 /** 660 * @} 661 */ 662 663 /* Private functions ---------------------------------------------------------*/ 664 /** @defgroup LTDC_Private_Functions LTDC Private Functions 665 * @{ 666 */ 667 668 /** 669 * @} 670 */ 671 672 /** 673 * @} 674 */ 675 676 /** 677 * @} 678 */ 679 680 #endif /* LTDC */ 681 682 #ifdef __cplusplus 683 } 684 #endif 685 686 #endif /* STM32H7xx_HAL_LTDC_H */ 687 688 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 689
