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STM32H735xx HAL User Manual
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Header file of LTDC HAL module. More...
Go to the source code of this file.
Data Structures | |
| struct | LTDC_ColorTypeDef |
| LTDC color structure definition. More... | |
| struct | LTDC_InitTypeDef |
| LTDC Init structure definition. More... | |
| struct | LTDC_LayerCfgTypeDef |
| LTDC Layer structure definition. More... | |
| struct | __LTDC_HandleTypeDef |
| LTDC handle Structure definition. More... | |
Defines | |
| #define | MAX_LAYER 2U |
| #define | HAL_LTDC_ERROR_NONE 0x00000000U |
| #define | HAL_LTDC_ERROR_TE 0x00000001U |
| #define | HAL_LTDC_ERROR_FU 0x00000002U |
| #define | HAL_LTDC_ERROR_TIMEOUT 0x00000020U |
| #define | HAL_LTDC_ERROR_INVALID_CALLBACK 0x00000040U |
| #define | LTDC_LAYER_1 0x00000000U |
| #define | LTDC_LAYER_2 0x00000001U |
| #define | LTDC_HSPOLARITY_AL 0x00000000U |
| #define | LTDC_HSPOLARITY_AH LTDC_GCR_HSPOL |
| #define | LTDC_VSPOLARITY_AL 0x00000000U |
| #define | LTDC_VSPOLARITY_AH LTDC_GCR_VSPOL |
| #define | LTDC_DEPOLARITY_AL 0x00000000U |
| #define | LTDC_DEPOLARITY_AH LTDC_GCR_DEPOL |
| #define | LTDC_PCPOLARITY_IPC 0x00000000U |
| #define | LTDC_PCPOLARITY_IIPC LTDC_GCR_PCPOL |
| #define | LTDC_HORIZONTALSYNC (LTDC_SSCR_HSW >> 16U) |
| #define | LTDC_VERTICALSYNC LTDC_SSCR_VSH |
| #define | LTDC_COLOR 0x000000FFU |
| #define | LTDC_BLENDING_FACTOR1_CA 0x00000400U |
| #define | LTDC_BLENDING_FACTOR1_PAxCA 0x00000600U |
| #define | LTDC_BLENDING_FACTOR2_CA 0x00000005U |
| #define | LTDC_BLENDING_FACTOR2_PAxCA 0x00000007U |
| #define | LTDC_PIXEL_FORMAT_ARGB8888 0x00000000U |
| #define | LTDC_PIXEL_FORMAT_RGB888 0x00000001U |
| #define | LTDC_PIXEL_FORMAT_RGB565 0x00000002U |
| #define | LTDC_PIXEL_FORMAT_ARGB1555 0x00000003U |
| #define | LTDC_PIXEL_FORMAT_ARGB4444 0x00000004U |
| #define | LTDC_PIXEL_FORMAT_L8 0x00000005U |
| #define | LTDC_PIXEL_FORMAT_AL44 0x00000006U |
| #define | LTDC_PIXEL_FORMAT_AL88 0x00000007U |
| #define | LTDC_ALPHA LTDC_LxCACR_CONSTA |
| #define | LTDC_STOPPOSITION (LTDC_LxWHPCR_WHSPPOS >> 16U) |
| #define | LTDC_STARTPOSITION LTDC_LxWHPCR_WHSTPOS |
| #define | LTDC_COLOR_FRAME_BUFFER LTDC_LxCFBLR_CFBLL |
| #define | LTDC_LINE_NUMBER LTDC_LxCFBLNR_CFBLNBR |
| #define | LTDC_IT_LI LTDC_IER_LIE |
| #define | LTDC_IT_FU LTDC_IER_FUIE |
| #define | LTDC_IT_TE LTDC_IER_TERRIE |
| #define | LTDC_IT_RR LTDC_IER_RRIE |
| #define | LTDC_FLAG_LI LTDC_ISR_LIF |
| #define | LTDC_FLAG_FU LTDC_ISR_FUIF |
| #define | LTDC_FLAG_TE LTDC_ISR_TERRIF |
| #define | LTDC_FLAG_RR LTDC_ISR_RRIF |
| #define | LTDC_RELOAD_IMMEDIATE LTDC_SRCR_IMR |
| #define | LTDC_RELOAD_VERTICAL_BLANKING LTDC_SRCR_VBR |
| #define | __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) |
| Reset LTDC handle state. | |
| #define | __HAL_LTDC_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR |= LTDC_GCR_LTDCEN) |
| Enable the LTDC. | |
| #define | __HAL_LTDC_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR &= ~(LTDC_GCR_LTDCEN)) |
| Disable the LTDC. | |
| #define | __HAL_LTDC_LAYER_ENABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR |= (uint32_t)LTDC_LxCR_LEN) |
| Enable the LTDC Layer. | |
| #define | __HAL_LTDC_LAYER_DISABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR &= ~(uint32_t)LTDC_LxCR_LEN) |
| Disable the LTDC Layer. | |
| #define | __HAL_LTDC_RELOAD_IMMEDIATE_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_IMR) |
| Reload immediately all LTDC Layers. | |
| #define | __HAL_LTDC_VERTICAL_BLANKING_RELOAD_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_VBR) |
| Reload during vertical blanking period all LTDC Layers. | |
| #define | __HAL_LTDC_GET_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR & (__FLAG__)) |
| Get the LTDC pending flags. | |
| #define | __HAL_LTDC_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__)) |
| Clears the LTDC pending flags. | |
| #define | __HAL_LTDC_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER |= (__INTERRUPT__)) |
| Enables the specified LTDC interrupts. | |
| #define | __HAL_LTDC_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER &= ~(__INTERRUPT__)) |
| Disables the specified LTDC interrupts. | |
| #define | __HAL_LTDC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER & (__INTERRUPT__)) |
| Check whether the specified LTDC interrupt has occurred or not. | |
| #define | LTDC_LAYER(__HANDLE__, __LAYER__) ((LTDC_Layer_TypeDef *)((uint32_t)(((uint32_t)((__HANDLE__)->Instance)) + 0x84U + (0x80U*(__LAYER__))))) |
| #define | IS_LTDC_LAYER(__LAYER__) ((__LAYER__) < MAX_LAYER) |
| #define | IS_LTDC_HSPOL(__HSPOL__) (((__HSPOL__) == LTDC_HSPOLARITY_AL) || ((__HSPOL__) == LTDC_HSPOLARITY_AH)) |
| #define | IS_LTDC_VSPOL(__VSPOL__) (((__VSPOL__) == LTDC_VSPOLARITY_AL) || ((__VSPOL__) == LTDC_VSPOLARITY_AH)) |
| #define | IS_LTDC_DEPOL(__DEPOL__) (((__DEPOL__) == LTDC_DEPOLARITY_AL) || ((__DEPOL__) == LTDC_DEPOLARITY_AH)) |
| #define | IS_LTDC_PCPOL(__PCPOL__) (((__PCPOL__) == LTDC_PCPOLARITY_IPC) || ((__PCPOL__) == LTDC_PCPOLARITY_IIPC)) |
| #define | IS_LTDC_HSYNC(__HSYNC__) ((__HSYNC__) <= LTDC_HORIZONTALSYNC) |
| #define | IS_LTDC_VSYNC(__VSYNC__) ((__VSYNC__) <= LTDC_VERTICALSYNC) |
| #define | IS_LTDC_AHBP(__AHBP__) ((__AHBP__) <= LTDC_HORIZONTALSYNC) |
| #define | IS_LTDC_AVBP(__AVBP__) ((__AVBP__) <= LTDC_VERTICALSYNC) |
| #define | IS_LTDC_AAW(__AAW__) ((__AAW__) <= LTDC_HORIZONTALSYNC) |
| #define | IS_LTDC_AAH(__AAH__) ((__AAH__) <= LTDC_VERTICALSYNC) |
| #define | IS_LTDC_TOTALW(__TOTALW__) ((__TOTALW__) <= LTDC_HORIZONTALSYNC) |
| #define | IS_LTDC_TOTALH(__TOTALH__) ((__TOTALH__) <= LTDC_VERTICALSYNC) |
| #define | IS_LTDC_BLUEVALUE(__BBLUE__) ((__BBLUE__) <= LTDC_COLOR) |
| #define | IS_LTDC_GREENVALUE(__BGREEN__) ((__BGREEN__) <= LTDC_COLOR) |
| #define | IS_LTDC_REDVALUE(__BRED__) ((__BRED__) <= LTDC_COLOR) |
| #define | IS_LTDC_BLENDING_FACTOR1(__BLENDING_FACTOR1__) |
| #define | IS_LTDC_BLENDING_FACTOR2(__BLENDING_FACTOR1__) |
| #define | IS_LTDC_PIXEL_FORMAT(__PIXEL_FORMAT__) |
| #define | IS_LTDC_ALPHA(__ALPHA__) ((__ALPHA__) <= LTDC_ALPHA) |
| #define | IS_LTDC_HCONFIGST(__HCONFIGST__) ((__HCONFIGST__) <= LTDC_STARTPOSITION) |
| #define | IS_LTDC_HCONFIGSP(__HCONFIGSP__) ((__HCONFIGSP__) <= LTDC_STOPPOSITION) |
| #define | IS_LTDC_VCONFIGST(__VCONFIGST__) ((__VCONFIGST__) <= LTDC_STARTPOSITION) |
| #define | IS_LTDC_VCONFIGSP(__VCONFIGSP__) ((__VCONFIGSP__) <= LTDC_STOPPOSITION) |
| #define | IS_LTDC_CFBP(__CFBP__) ((__CFBP__) <= LTDC_COLOR_FRAME_BUFFER) |
| #define | IS_LTDC_CFBLL(__CFBLL__) ((__CFBLL__) <= LTDC_COLOR_FRAME_BUFFER) |
| #define | IS_LTDC_CFBLNBR(__CFBLNBR__) ((__CFBLNBR__) <= LTDC_LINE_NUMBER) |
| #define | IS_LTDC_LIPOS(__LIPOS__) ((__LIPOS__) <= 0x7FFU) |
| #define | IS_LTDC_RELOAD(__RELOADTYPE__) (((__RELOADTYPE__) == LTDC_RELOAD_IMMEDIATE) || ((__RELOADTYPE__) == LTDC_RELOAD_VERTICAL_BLANKING)) |
Typedefs | |
| typedef struct __LTDC_HandleTypeDef | LTDC_HandleTypeDef |
| LTDC handle Structure definition. | |
| typedef void(* | pLTDC_CallbackTypeDef )(LTDC_HandleTypeDef *hltdc) |
| HAL LTDC Callback pointer definition. | |
Enumerations | |
| enum | HAL_LTDC_StateTypeDef { HAL_LTDC_STATE_RESET = 0x00U, HAL_LTDC_STATE_READY = 0x01U, HAL_LTDC_STATE_BUSY = 0x02U, HAL_LTDC_STATE_TIMEOUT = 0x03U, HAL_LTDC_STATE_ERROR = 0x04U } |
| HAL LTDC State structures definition. More... | |
| enum | HAL_LTDC_CallbackIDTypeDef { HAL_LTDC_MSPINIT_CB_ID = 0x00U, HAL_LTDC_MSPDEINIT_CB_ID = 0x01U, HAL_LTDC_LINE_EVENT_CB_ID = 0x02U, HAL_LTDC_RELOAD_EVENT_CB_ID = 0x03U, HAL_LTDC_ERROR_CB_ID = 0x04U } |
| HAL LTDC Callback ID enumeration definition. More... | |
Functions | |
| HAL_StatusTypeDef | HAL_LTDC_Init (LTDC_HandleTypeDef *hltdc) |
| Initialize the LTDC according to the specified parameters in the LTDC_InitTypeDef. | |
| HAL_StatusTypeDef | HAL_LTDC_DeInit (LTDC_HandleTypeDef *hltdc) |
| De-initialize the LTDC peripheral. | |
| __weak void | HAL_LTDC_MspInit (LTDC_HandleTypeDef *hltdc) |
| Initialize the LTDC MSP. | |
| __weak void | HAL_LTDC_MspDeInit (LTDC_HandleTypeDef *hltdc) |
| De-initialize the LTDC MSP. | |
| void | HAL_LTDC_ErrorCallback (LTDC_HandleTypeDef *hltdc) |
| Error LTDC callback. | |
| void | HAL_LTDC_LineEventCallback (LTDC_HandleTypeDef *hltdc) |
| Line Event callback. | |
| void | HAL_LTDC_ReloadEventCallback (LTDC_HandleTypeDef *hltdc) |
| Reload Event callback. | |
| HAL_StatusTypeDef | HAL_LTDC_RegisterCallback (LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID, pLTDC_CallbackTypeDef pCallback) |
| Register a User LTDC Callback To be used instead of the weak predefined callback. | |
| HAL_StatusTypeDef | HAL_LTDC_UnRegisterCallback (LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID) |
| Unregister an LTDC Callback LTDC callabck is redirected to the weak predefined callback. | |
| void | HAL_LTDC_IRQHandler (LTDC_HandleTypeDef *hltdc) |
| Handle LTDC interrupt request. | |
| HAL_StatusTypeDef | HAL_LTDC_ConfigLayer (LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx) |
| Configure the LTDC Layer according to the specified parameters in the LTDC_InitTypeDef and create the associated handle. | |
| HAL_StatusTypeDef | HAL_LTDC_SetWindowSize (LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx) |
| Set the LTDC window size. | |
| HAL_StatusTypeDef | HAL_LTDC_SetWindowPosition (LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx) |
| Set the LTDC window position. | |
| HAL_StatusTypeDef | HAL_LTDC_SetPixelFormat (LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx) |
| Reconfigure the pixel format. | |
| HAL_StatusTypeDef | HAL_LTDC_SetAlpha (LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx) |
| Reconfigure the layer alpha value. | |
| HAL_StatusTypeDef | HAL_LTDC_SetAddress (LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx) |
| Reconfigure the frame buffer Address. | |
| HAL_StatusTypeDef | HAL_LTDC_SetPitch (LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx) |
| Function used to reconfigure the pitch for specific cases where the attached LayerIdx buffer have a width that is larger than the one intended to be displayed on screen. | |
| HAL_StatusTypeDef | HAL_LTDC_ConfigColorKeying (LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx) |
| Configure the color keying. | |
| HAL_StatusTypeDef | HAL_LTDC_ConfigCLUT (LTDC_HandleTypeDef *hltdc, uint32_t *pCLUT, uint32_t CLUTSize, uint32_t LayerIdx) |
| Load the color lookup table. | |
| HAL_StatusTypeDef | HAL_LTDC_EnableColorKeying (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Enable the color keying. | |
| HAL_StatusTypeDef | HAL_LTDC_DisableColorKeying (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Disable the color keying. | |
| HAL_StatusTypeDef | HAL_LTDC_EnableCLUT (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Enable the color lookup table. | |
| HAL_StatusTypeDef | HAL_LTDC_DisableCLUT (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Disable the color lookup table. | |
| HAL_StatusTypeDef | HAL_LTDC_ProgramLineEvent (LTDC_HandleTypeDef *hltdc, uint32_t Line) |
| Define the position of the line interrupt. | |
| HAL_StatusTypeDef | HAL_LTDC_EnableDither (LTDC_HandleTypeDef *hltdc) |
| Enable Dither. | |
| HAL_StatusTypeDef | HAL_LTDC_DisableDither (LTDC_HandleTypeDef *hltdc) |
| Disable Dither. | |
| HAL_StatusTypeDef | HAL_LTDC_Reload (LTDC_HandleTypeDef *hltdc, uint32_t ReloadType) |
| Reload LTDC Layers configuration. | |
| HAL_StatusTypeDef | HAL_LTDC_ConfigLayer_NoReload (LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx) |
| Configure the LTDC Layer according to the specified without reloading parameters in the LTDC_InitTypeDef and create the associated handle. | |
| HAL_StatusTypeDef | HAL_LTDC_SetWindowSize_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx) |
| Set the LTDC window size without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_SetWindowPosition_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx) |
| Set the LTDC window position without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_SetPixelFormat_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx) |
| Reconfigure the pixel format without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_SetAlpha_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx) |
| Reconfigure the layer alpha value without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_SetAddress_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx) |
| Reconfigure the frame buffer Address without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_SetPitch_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx) |
| Function used to reconfigure the pitch for specific cases where the attached LayerIdx buffer have a width that is larger than the one intended to be displayed on screen. | |
| HAL_StatusTypeDef | HAL_LTDC_ConfigColorKeying_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx) |
| Configure the color keying without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_EnableColorKeying_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Enable the color keying without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_DisableColorKeying_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Disable the color keying without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_EnableCLUT_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Enable the color lookup table without reloading. | |
| HAL_StatusTypeDef | HAL_LTDC_DisableCLUT_NoReload (LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) |
| Disable the color lookup table without reloading. | |
| HAL_LTDC_StateTypeDef | HAL_LTDC_GetState (LTDC_HandleTypeDef *hltdc) |
| Return the LTDC handle state. | |
| uint32_t | HAL_LTDC_GetError (LTDC_HandleTypeDef *hltdc) |
| Return the LTDC handle error code. | |
Header file of LTDC HAL module.
Copyright (c) 2017 STMicroelectronics. All rights reserved.
This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.
Definition in file stm32h7xx_hal_ltdc.h.
1.7.6.1