stm32l4xx_hal_ltdc.h 33 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32l4xx_hal_ltdc.h
  4. * @author MCD Application Team
  5. * @brief Header file of LTDC HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * Copyright (c) 2017 STMicroelectronics.
  10. * All rights reserved.
  11. *
  12. * This software is licensed under terms that can be found in the LICENSE file
  13. * in the root directory of this software component.
  14. * If no LICENSE file comes with this software, it is provided AS-IS.
  15. *
  16. ******************************************************************************
  17. */
  18. /* Define to prevent recursive inclusion -------------------------------------*/
  19. #ifndef STM32L4xx_HAL_LTDC_H
  20. #define STM32L4xx_HAL_LTDC_H
  21. #ifdef __cplusplus
  22. extern "C" {
  23. #endif
  24. /* Includes ------------------------------------------------------------------*/
  25. #include "stm32l4xx_hal_def.h"
  26. #if defined (LTDC)
  27. /** @addtogroup STM32L4xx_HAL_Driver
  28. * @{
  29. */
  30. /** @defgroup LTDC LTDC
  31. * @brief LTDC HAL module driver
  32. * @{
  33. */
  34. /* Exported types ------------------------------------------------------------*/
  35. /** @defgroup LTDC_Exported_Types LTDC Exported Types
  36. * @{
  37. */
  38. #if defined(LTDC_Layer2_BASE)
  39. #define MAX_LAYER 2U
  40. #elif defined(LTDC_Layer1_BASE)
  41. #define MAX_LAYER 1U
  42. #endif
  43. /**
  44. * @brief LTDC color structure definition
  45. */
  46. typedef struct
  47. {
  48. uint8_t Blue; /*!< Configures the blue value.
  49. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  50. uint8_t Green; /*!< Configures the green value.
  51. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  52. uint8_t Red; /*!< Configures the red value.
  53. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  54. uint8_t Reserved; /*!< Reserved 0xFF */
  55. } LTDC_ColorTypeDef;
  56. /**
  57. * @brief LTDC Init structure definition
  58. */
  59. typedef struct
  60. {
  61. uint32_t HSPolarity; /*!< configures the horizontal synchronization polarity.
  62. This parameter can be one value of @ref LTDC_HS_POLARITY */
  63. uint32_t VSPolarity; /*!< configures the vertical synchronization polarity.
  64. This parameter can be one value of @ref LTDC_VS_POLARITY */
  65. uint32_t DEPolarity; /*!< configures the data enable polarity.
  66. This parameter can be one of value of @ref LTDC_DE_POLARITY */
  67. uint32_t PCPolarity; /*!< configures the pixel clock polarity.
  68. This parameter can be one of value of @ref LTDC_PC_POLARITY */
  69. uint32_t HorizontalSync; /*!< configures the number of Horizontal synchronization width.
  70. This parameter must be a number between
  71. Min_Data = 0x000 and Max_Data = 0xFFF. */
  72. uint32_t VerticalSync; /*!< configures the number of Vertical synchronization height.
  73. This parameter must be a number between
  74. Min_Data = 0x000 and Max_Data = 0x7FF. */
  75. uint32_t AccumulatedHBP; /*!< configures the accumulated horizontal back porch width.
  76. This parameter must be a number between
  77. Min_Data = LTDC_HorizontalSync and Max_Data = 0xFFF. */
  78. uint32_t AccumulatedVBP; /*!< configures the accumulated vertical back porch height.
  79. This parameter must be a number between
  80. Min_Data = LTDC_VerticalSync and Max_Data = 0x7FF. */
  81. uint32_t AccumulatedActiveW; /*!< configures the accumulated active width.
  82. This parameter must be a number between
  83. Min_Data = LTDC_AccumulatedHBP and Max_Data = 0xFFF. */
  84. uint32_t AccumulatedActiveH; /*!< configures the accumulated active height.
  85. This parameter must be a number between
  86. Min_Data = LTDC_AccumulatedVBP and Max_Data = 0x7FF. */
  87. uint32_t TotalWidth; /*!< configures the total width.
  88. This parameter must be a number between
  89. Min_Data = LTDC_AccumulatedActiveW and Max_Data = 0xFFF. */
  90. uint32_t TotalHeigh; /*!< configures the total height.
  91. This parameter must be a number between
  92. Min_Data = LTDC_AccumulatedActiveH and Max_Data = 0x7FF. */
  93. LTDC_ColorTypeDef Backcolor; /*!< Configures the background color. */
  94. } LTDC_InitTypeDef;
  95. /**
  96. * @brief LTDC Layer structure definition
  97. */
  98. typedef struct
  99. {
  100. uint32_t WindowX0; /*!< Configures the Window Horizontal Start Position.
  101. This parameter must be a number between
  102. Min_Data = 0x000 and Max_Data = 0xFFF. */
  103. uint32_t WindowX1; /*!< Configures the Window Horizontal Stop Position.
  104. This parameter must be a number between
  105. Min_Data = 0x000 and Max_Data = 0xFFF. */
  106. uint32_t WindowY0; /*!< Configures the Window vertical Start Position.
  107. This parameter must be a number between
  108. Min_Data = 0x000 and Max_Data = 0x7FF. */
  109. uint32_t WindowY1; /*!< Configures the Window vertical Stop Position.
  110. This parameter must be a number between
  111. Min_Data = 0x0000 and Max_Data = 0x7FF. */
  112. uint32_t PixelFormat; /*!< Specifies the pixel format.
  113. This parameter can be one of value of @ref LTDC_Pixelformat */
  114. uint32_t Alpha; /*!< Specifies the constant alpha used for blending.
  115. This parameter must be a number between
  116. Min_Data = 0x00 and Max_Data = 0xFF. */
  117. uint32_t Alpha0; /*!< Configures the default alpha value.
  118. This parameter must be a number between
  119. Min_Data = 0x00 and Max_Data = 0xFF. */
  120. uint32_t BlendingFactor1; /*!< Select the blending factor 1.
  121. This parameter can be one of value of @ref LTDC_BlendingFactor1 */
  122. uint32_t BlendingFactor2; /*!< Select the blending factor 2.
  123. This parameter can be one of value of @ref LTDC_BlendingFactor2 */
  124. uint32_t FBStartAdress; /*!< Configures the color frame buffer address */
  125. uint32_t ImageWidth; /*!< Configures the color frame buffer line length.
  126. This parameter must be a number between
  127. Min_Data = 0x0000 and Max_Data = 0x1FFF. */
  128. uint32_t ImageHeight; /*!< Specifies the number of line in frame buffer.
  129. This parameter must be a number between
  130. Min_Data = 0x000 and Max_Data = 0x7FF. */
  131. LTDC_ColorTypeDef Backcolor; /*!< Configures the layer background color. */
  132. } LTDC_LayerCfgTypeDef;
  133. /**
  134. * @brief HAL LTDC State structures definition
  135. */
  136. typedef enum
  137. {
  138. HAL_LTDC_STATE_RESET = 0x00U, /*!< LTDC not yet initialized or disabled */
  139. HAL_LTDC_STATE_READY = 0x01U, /*!< LTDC initialized and ready for use */
  140. HAL_LTDC_STATE_BUSY = 0x02U, /*!< LTDC internal process is ongoing */
  141. HAL_LTDC_STATE_TIMEOUT = 0x03U, /*!< LTDC Timeout state */
  142. HAL_LTDC_STATE_ERROR = 0x04U /*!< LTDC state error */
  143. } HAL_LTDC_StateTypeDef;
  144. /**
  145. * @brief LTDC handle Structure definition
  146. */
  147. #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1)
  148. typedef struct __LTDC_HandleTypeDef
  149. #else
  150. typedef struct
  151. #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */
  152. {
  153. LTDC_TypeDef *Instance; /*!< LTDC Register base address */
  154. LTDC_InitTypeDef Init; /*!< LTDC parameters */
  155. LTDC_LayerCfgTypeDef LayerCfg[MAX_LAYER]; /*!< LTDC Layers parameters */
  156. HAL_LockTypeDef Lock; /*!< LTDC Lock */
  157. __IO HAL_LTDC_StateTypeDef State; /*!< LTDC state */
  158. __IO uint32_t ErrorCode; /*!< LTDC Error code */
  159. #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1)
  160. void (* LineEventCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Line Event Callback */
  161. void (* ReloadEventCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Reload Event Callback */
  162. void (* ErrorCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Error Callback */
  163. void (* MspInitCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Msp Init callback */
  164. void (* MspDeInitCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Msp DeInit callback */
  165. #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */
  166. } LTDC_HandleTypeDef;
  167. #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1)
  168. /**
  169. * @brief HAL LTDC Callback ID enumeration definition
  170. */
  171. typedef enum
  172. {
  173. HAL_LTDC_MSPINIT_CB_ID = 0x00U, /*!< LTDC MspInit callback ID */
  174. HAL_LTDC_MSPDEINIT_CB_ID = 0x01U, /*!< LTDC MspDeInit callback ID */
  175. HAL_LTDC_LINE_EVENT_CB_ID = 0x02U, /*!< LTDC Line Event Callback ID */
  176. HAL_LTDC_RELOAD_EVENT_CB_ID = 0x03U, /*!< LTDC Reload Callback ID */
  177. HAL_LTDC_ERROR_CB_ID = 0x04U /*!< LTDC Error Callback ID */
  178. } HAL_LTDC_CallbackIDTypeDef;
  179. /**
  180. * @brief HAL LTDC Callback pointer definition
  181. */
  182. typedef void (*pLTDC_CallbackTypeDef)(LTDC_HandleTypeDef *hltdc); /*!< pointer to an LTDC callback function */
  183. #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */
  184. /**
  185. * @}
  186. */
  187. /* Exported constants --------------------------------------------------------*/
  188. /** @defgroup LTDC_Exported_Constants LTDC Exported Constants
  189. * @{
  190. */
  191. /** @defgroup LTDC_Error_Code LTDC Error Code
  192. * @{
  193. */
  194. #define HAL_LTDC_ERROR_NONE 0x00000000U /*!< LTDC No error */
  195. #define HAL_LTDC_ERROR_TE 0x00000001U /*!< LTDC Transfer error */
  196. #define HAL_LTDC_ERROR_FU 0x00000002U /*!< LTDC FIFO Underrun */
  197. #define HAL_LTDC_ERROR_TIMEOUT 0x00000020U /*!< LTDC Timeout error */
  198. #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1)
  199. #define HAL_LTDC_ERROR_INVALID_CALLBACK 0x00000040U /*!< LTDC Invalid Callback error */
  200. #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */
  201. /**
  202. * @}
  203. */
  204. /** @defgroup LTDC_Layer LTDC Layer
  205. * @{
  206. */
  207. #if defined(LTDC_Layer1_BASE)
  208. #define LTDC_LAYER_1 0x00000000U /*!< LTDC Layer 1 */
  209. #endif
  210. #if defined(LTDC_Layer2_BASE)
  211. #define LTDC_LAYER_2 0x00000001U /*!< LTDC Layer 2 */
  212. #endif
  213. /**
  214. * @}
  215. */
  216. /** @defgroup LTDC_HS_POLARITY LTDC HS POLARITY
  217. * @{
  218. */
  219. #define LTDC_HSPOLARITY_AL 0x00000000U /*!< Horizontal Synchronization is active low. */
  220. #define LTDC_HSPOLARITY_AH LTDC_GCR_HSPOL /*!< Horizontal Synchronization is active high. */
  221. /**
  222. * @}
  223. */
  224. /** @defgroup LTDC_VS_POLARITY LTDC VS POLARITY
  225. * @{
  226. */
  227. #define LTDC_VSPOLARITY_AL 0x00000000U /*!< Vertical Synchronization is active low. */
  228. #define LTDC_VSPOLARITY_AH LTDC_GCR_VSPOL /*!< Vertical Synchronization is active high. */
  229. /**
  230. * @}
  231. */
  232. /** @defgroup LTDC_DE_POLARITY LTDC DE POLARITY
  233. * @{
  234. */
  235. #define LTDC_DEPOLARITY_AL 0x00000000U /*!< Data Enable, is active low. */
  236. #define LTDC_DEPOLARITY_AH LTDC_GCR_DEPOL /*!< Data Enable, is active high. */
  237. /**
  238. * @}
  239. */
  240. /** @defgroup LTDC_PC_POLARITY LTDC PC POLARITY
  241. * @{
  242. */
  243. #define LTDC_PCPOLARITY_IPC 0x00000000U /*!< input pixel clock. */
  244. #define LTDC_PCPOLARITY_IIPC LTDC_GCR_PCPOL /*!< inverted input pixel clock. */
  245. /**
  246. * @}
  247. */
  248. /** @defgroup LTDC_SYNC LTDC SYNC
  249. * @{
  250. */
  251. #define LTDC_HORIZONTALSYNC (LTDC_SSCR_HSW >> 16U) /*!< Horizontal synchronization width. */
  252. #define LTDC_VERTICALSYNC LTDC_SSCR_VSH /*!< Vertical synchronization height. */
  253. /**
  254. * @}
  255. */
  256. /** @defgroup LTDC_BACK_COLOR LTDC BACK COLOR
  257. * @{
  258. */
  259. #define LTDC_COLOR 0x000000FFU /*!< Color mask */
  260. /**
  261. * @}
  262. */
  263. /** @defgroup LTDC_BlendingFactor1 LTDC Blending Factor1
  264. * @{
  265. */
  266. #define LTDC_BLENDING_FACTOR1_CA 0x00000400U /*!< Blending factor : Cte Alpha */
  267. #define LTDC_BLENDING_FACTOR1_PAxCA 0x00000600U /*!< Blending factor : Cte Alpha x Pixel Alpha*/
  268. /**
  269. * @}
  270. */
  271. /** @defgroup LTDC_BlendingFactor2 LTDC Blending Factor2
  272. * @{
  273. */
  274. #define LTDC_BLENDING_FACTOR2_CA 0x00000005U /*!< Blending factor : Cte Alpha */
  275. #define LTDC_BLENDING_FACTOR2_PAxCA 0x00000007U /*!< Blending factor : Cte Alpha x Pixel Alpha*/
  276. /**
  277. * @}
  278. */
  279. /** @defgroup LTDC_Pixelformat LTDC Pixel format
  280. * @{
  281. */
  282. #define LTDC_PIXEL_FORMAT_ARGB8888 0x00000000U /*!< ARGB8888 LTDC pixel format */
  283. #define LTDC_PIXEL_FORMAT_RGB888 0x00000001U /*!< RGB888 LTDC pixel format */
  284. #define LTDC_PIXEL_FORMAT_RGB565 0x00000002U /*!< RGB565 LTDC pixel format */
  285. #define LTDC_PIXEL_FORMAT_ARGB1555 0x00000003U /*!< ARGB1555 LTDC pixel format */
  286. #define LTDC_PIXEL_FORMAT_ARGB4444 0x00000004U /*!< ARGB4444 LTDC pixel format */
  287. #define LTDC_PIXEL_FORMAT_L8 0x00000005U /*!< L8 LTDC pixel format */
  288. #define LTDC_PIXEL_FORMAT_AL44 0x00000006U /*!< AL44 LTDC pixel format */
  289. #define LTDC_PIXEL_FORMAT_AL88 0x00000007U /*!< AL88 LTDC pixel format */
  290. /**
  291. * @}
  292. */
  293. /** @defgroup LTDC_Alpha LTDC Alpha
  294. * @{
  295. */
  296. #define LTDC_ALPHA LTDC_LxCACR_CONSTA /*!< LTDC Constant Alpha mask */
  297. /**
  298. * @}
  299. */
  300. /** @defgroup LTDC_LAYER_Config LTDC LAYER Config
  301. * @{
  302. */
  303. #define LTDC_STOPPOSITION (LTDC_LxWHPCR_WHSPPOS >> 16U) /*!< LTDC Layer stop position */
  304. #define LTDC_STARTPOSITION LTDC_LxWHPCR_WHSTPOS /*!< LTDC Layer start position */
  305. #define LTDC_COLOR_FRAME_BUFFER LTDC_LxCFBLR_CFBLL /*!< LTDC Layer Line length */
  306. #define LTDC_LINE_NUMBER LTDC_LxCFBLNR_CFBLNBR /*!< LTDC Layer Line number */
  307. /**
  308. * @}
  309. */
  310. /** @defgroup LTDC_Interrupts LTDC Interrupts
  311. * @{
  312. */
  313. #define LTDC_IT_LI LTDC_IER_LIE /*!< LTDC Line Interrupt */
  314. #define LTDC_IT_FU LTDC_IER_FUIE /*!< LTDC FIFO Underrun Interrupt */
  315. #define LTDC_IT_TE LTDC_IER_TERRIE /*!< LTDC Transfer Error Interrupt */
  316. #define LTDC_IT_RR LTDC_IER_RRIE /*!< LTDC Register Reload Interrupt */
  317. /**
  318. * @}
  319. */
  320. /** @defgroup LTDC_Flags LTDC Flags
  321. * @{
  322. */
  323. #define LTDC_FLAG_LI LTDC_ISR_LIF /*!< LTDC Line Interrupt Flag */
  324. #define LTDC_FLAG_FU LTDC_ISR_FUIF /*!< LTDC FIFO Underrun interrupt Flag */
  325. #define LTDC_FLAG_TE LTDC_ISR_TERRIF /*!< LTDC Transfer Error interrupt Flag */
  326. #define LTDC_FLAG_RR LTDC_ISR_RRIF /*!< LTDC Register Reload interrupt Flag */
  327. /**
  328. * @}
  329. */
  330. /** @defgroup LTDC_Reload_Type LTDC Reload Type
  331. * @{
  332. */
  333. #define LTDC_RELOAD_IMMEDIATE LTDC_SRCR_IMR /*!< Immediate Reload */
  334. #define LTDC_RELOAD_VERTICAL_BLANKING LTDC_SRCR_VBR /*!< Vertical Blanking Reload */
  335. /**
  336. * @}
  337. */
  338. /**
  339. * @}
  340. */
  341. /* Exported macro ------------------------------------------------------------*/
  342. /** @defgroup LTDC_Exported_Macros LTDC Exported Macros
  343. * @{
  344. */
  345. /** @brief Reset LTDC handle state.
  346. * @param __HANDLE__ LTDC handle
  347. * @retval None
  348. */
  349. #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1)
  350. #define __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) do{ \
  351. (__HANDLE__)->State = HAL_LTDC_STATE_RESET; \
  352. (__HANDLE__)->MspInitCallback = NULL; \
  353. (__HANDLE__)->MspDeInitCallback = NULL; \
  354. } while(0)
  355. #else
  356. #define __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_LTDC_STATE_RESET)
  357. #endif /*USE_HAL_LTDC_REGISTER_CALLBACKS */
  358. /**
  359. * @brief Enable the LTDC.
  360. * @param __HANDLE__ LTDC handle
  361. * @retval None.
  362. */
  363. #define __HAL_LTDC_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR |= LTDC_GCR_LTDCEN)
  364. /**
  365. * @brief Disable the LTDC.
  366. * @param __HANDLE__ LTDC handle
  367. * @retval None.
  368. */
  369. #define __HAL_LTDC_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR &= ~(LTDC_GCR_LTDCEN))
  370. /**
  371. * @brief Enable the LTDC Layer.
  372. * @param __HANDLE__ LTDC handle
  373. * @param __LAYER__ Specify the layer to be enabled.
  374. * This parameter can be LTDC_LAYER_1 (0) or LTDC_LAYER_2 (1).
  375. * @retval None.
  376. */
  377. #define __HAL_LTDC_LAYER_ENABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR\
  378. |= (uint32_t)LTDC_LxCR_LEN)
  379. /**
  380. * @brief Disable the LTDC Layer.
  381. * @param __HANDLE__ LTDC handle
  382. * @param __LAYER__ Specify the layer to be disabled.
  383. * This parameter can be LTDC_LAYER_1 (0) or LTDC_LAYER_2 (1).
  384. * @retval None.
  385. */
  386. #define __HAL_LTDC_LAYER_DISABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR\
  387. &= ~(uint32_t)LTDC_LxCR_LEN)
  388. /**
  389. * @brief Reload immediately all LTDC Layers.
  390. * @param __HANDLE__ LTDC handle
  391. * @retval None.
  392. */
  393. #define __HAL_LTDC_RELOAD_IMMEDIATE_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_IMR)
  394. /**
  395. * @brief Reload during vertical blanking period all LTDC Layers.
  396. * @param __HANDLE__ LTDC handle
  397. * @retval None.
  398. */
  399. #define __HAL_LTDC_VERTICAL_BLANKING_RELOAD_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_VBR)
  400. /* Interrupt & Flag management */
  401. /**
  402. * @brief Get the LTDC pending flags.
  403. * @param __HANDLE__ LTDC handle
  404. * @param __FLAG__ Get the specified flag.
  405. * This parameter can be any combination of the following values:
  406. * @arg LTDC_FLAG_LI: Line Interrupt flag
  407. * @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag
  408. * @arg LTDC_FLAG_TE: Transfer Error interrupt flag
  409. * @arg LTDC_FLAG_RR: Register Reload Interrupt Flag
  410. * @retval The state of FLAG (SET or RESET).
  411. */
  412. #define __HAL_LTDC_GET_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR & (__FLAG__))
  413. /**
  414. * @brief Clears the LTDC pending flags.
  415. * @param __HANDLE__ LTDC handle
  416. * @param __FLAG__ Specify the flag to clear.
  417. * This parameter can be any combination of the following values:
  418. * @arg LTDC_FLAG_LI: Line Interrupt flag
  419. * @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag
  420. * @arg LTDC_FLAG_TE: Transfer Error interrupt flag
  421. * @arg LTDC_FLAG_RR: Register Reload Interrupt Flag
  422. * @retval None
  423. */
  424. #define __HAL_LTDC_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__))
  425. /**
  426. * @brief Enables the specified LTDC interrupts.
  427. * @param __HANDLE__ LTDC handle
  428. * @param __INTERRUPT__ Specify the LTDC interrupt sources to be enabled.
  429. * This parameter can be any combination of the following values:
  430. * @arg LTDC_IT_LI: Line Interrupt flag
  431. * @arg LTDC_IT_FU: FIFO Underrun Interrupt flag
  432. * @arg LTDC_IT_TE: Transfer Error interrupt flag
  433. * @arg LTDC_IT_RR: Register Reload Interrupt Flag
  434. * @retval None
  435. */
  436. #define __HAL_LTDC_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER |= (__INTERRUPT__))
  437. /**
  438. * @brief Disables the specified LTDC interrupts.
  439. * @param __HANDLE__ LTDC handle
  440. * @param __INTERRUPT__ Specify the LTDC interrupt sources to be disabled.
  441. * This parameter can be any combination of the following values:
  442. * @arg LTDC_IT_LI: Line Interrupt flag
  443. * @arg LTDC_IT_FU: FIFO Underrun Interrupt flag
  444. * @arg LTDC_IT_TE: Transfer Error interrupt flag
  445. * @arg LTDC_IT_RR: Register Reload Interrupt Flag
  446. * @retval None
  447. */
  448. #define __HAL_LTDC_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER &= ~(__INTERRUPT__))
  449. /**
  450. * @brief Check whether the specified LTDC interrupt has occurred or not.
  451. * @param __HANDLE__ LTDC handle
  452. * @param __INTERRUPT__ Specify the LTDC interrupt source to check.
  453. * This parameter can be one of the following values:
  454. * @arg LTDC_IT_LI: Line Interrupt flag
  455. * @arg LTDC_IT_FU: FIFO Underrun Interrupt flag
  456. * @arg LTDC_IT_TE: Transfer Error interrupt flag
  457. * @arg LTDC_IT_RR: Register Reload Interrupt Flag
  458. * @retval The state of INTERRUPT (SET or RESET).
  459. */
  460. #define __HAL_LTDC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER & (__INTERRUPT__))
  461. /**
  462. * @}
  463. */
  464. /* Include LTDC HAL Extension module */
  465. #include "stm32l4xx_hal_ltdc_ex.h"
  466. /* Exported functions --------------------------------------------------------*/
  467. /** @addtogroup LTDC_Exported_Functions
  468. * @{
  469. */
  470. /** @addtogroup LTDC_Exported_Functions_Group1
  471. * @{
  472. */
  473. /* Initialization and de-initialization functions *****************************/
  474. HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc);
  475. HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc);
  476. void HAL_LTDC_MspInit(LTDC_HandleTypeDef *hltdc);
  477. void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef *hltdc);
  478. void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc);
  479. void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef *hltdc);
  480. void HAL_LTDC_ReloadEventCallback(LTDC_HandleTypeDef *hltdc);
  481. /* Callbacks Register/UnRegister functions ***********************************/
  482. #if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1)
  483. HAL_StatusTypeDef HAL_LTDC_RegisterCallback(LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID,
  484. pLTDC_CallbackTypeDef pCallback);
  485. HAL_StatusTypeDef HAL_LTDC_UnRegisterCallback(LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID);
  486. #endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */
  487. /**
  488. * @}
  489. */
  490. /** @addtogroup LTDC_Exported_Functions_Group2
  491. * @{
  492. */
  493. /* IO operation functions *****************************************************/
  494. void HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc);
  495. /**
  496. * @}
  497. */
  498. /** @addtogroup LTDC_Exported_Functions_Group3
  499. * @{
  500. */
  501. /* Peripheral Control functions ***********************************************/
  502. HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx);
  503. HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx);
  504. HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx);
  505. HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx);
  506. HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx);
  507. HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx);
  508. HAL_StatusTypeDef HAL_LTDC_SetPitch(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx);
  509. HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx);
  510. HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, const uint32_t *pCLUT, uint32_t CLUTSize,
  511. uint32_t LayerIdx);
  512. HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  513. HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  514. HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  515. HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  516. HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line);
  517. HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc);
  518. HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc);
  519. HAL_StatusTypeDef HAL_LTDC_Reload(LTDC_HandleTypeDef *hltdc, uint32_t ReloadType);
  520. HAL_StatusTypeDef HAL_LTDC_ConfigLayer_NoReload(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg,
  521. uint32_t LayerIdx);
  522. HAL_StatusTypeDef HAL_LTDC_SetWindowSize_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize,
  523. uint32_t LayerIdx);
  524. HAL_StatusTypeDef HAL_LTDC_SetWindowPosition_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0,
  525. uint32_t LayerIdx);
  526. HAL_StatusTypeDef HAL_LTDC_SetPixelFormat_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx);
  527. HAL_StatusTypeDef HAL_LTDC_SetAlpha_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx);
  528. HAL_StatusTypeDef HAL_LTDC_SetAddress_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx);
  529. HAL_StatusTypeDef HAL_LTDC_SetPitch_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx);
  530. HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx);
  531. HAL_StatusTypeDef HAL_LTDC_EnableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  532. HAL_StatusTypeDef HAL_LTDC_DisableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  533. HAL_StatusTypeDef HAL_LTDC_EnableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  534. HAL_StatusTypeDef HAL_LTDC_DisableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  535. /**
  536. * @}
  537. */
  538. /** @addtogroup LTDC_Exported_Functions_Group4
  539. * @{
  540. */
  541. /* Peripheral State functions *************************************************/
  542. HAL_LTDC_StateTypeDef HAL_LTDC_GetState(const LTDC_HandleTypeDef *hltdc);
  543. uint32_t HAL_LTDC_GetError(const LTDC_HandleTypeDef *hltdc);
  544. /**
  545. * @}
  546. */
  547. /**
  548. * @}
  549. */
  550. /* Private types -------------------------------------------------------------*/
  551. /* Private variables ---------------------------------------------------------*/
  552. /* Private constants ---------------------------------------------------------*/
  553. /* Private macros ------------------------------------------------------------*/
  554. /** @defgroup LTDC_Private_Macros LTDC Private Macros
  555. * @{
  556. */
  557. #define LTDC_LAYER(__HANDLE__, __LAYER__) ((LTDC_Layer_TypeDef *)((uint32_t)(\
  558. ((uint32_t)((__HANDLE__)->Instance))\
  559. + 0x84U + (0x80U*(__LAYER__)))))
  560. #define IS_LTDC_LAYER(__LAYER__) ((__LAYER__) < MAX_LAYER)
  561. #define IS_LTDC_HSPOL(__HSPOL__) (((__HSPOL__) == LTDC_HSPOLARITY_AL)\
  562. || ((__HSPOL__) == LTDC_HSPOLARITY_AH))
  563. #define IS_LTDC_VSPOL(__VSPOL__) (((__VSPOL__) == LTDC_VSPOLARITY_AL)\
  564. || ((__VSPOL__) == LTDC_VSPOLARITY_AH))
  565. #define IS_LTDC_DEPOL(__DEPOL__) (((__DEPOL__) == LTDC_DEPOLARITY_AL)\
  566. || ((__DEPOL__) == LTDC_DEPOLARITY_AH))
  567. #define IS_LTDC_PCPOL(__PCPOL__) (((__PCPOL__) == LTDC_PCPOLARITY_IPC)\
  568. || ((__PCPOL__) == LTDC_PCPOLARITY_IIPC))
  569. #define IS_LTDC_HSYNC(__HSYNC__) ((__HSYNC__) <= LTDC_HORIZONTALSYNC)
  570. #define IS_LTDC_VSYNC(__VSYNC__) ((__VSYNC__) <= LTDC_VERTICALSYNC)
  571. #define IS_LTDC_AHBP(__AHBP__) ((__AHBP__) <= LTDC_HORIZONTALSYNC)
  572. #define IS_LTDC_AVBP(__AVBP__) ((__AVBP__) <= LTDC_VERTICALSYNC)
  573. #define IS_LTDC_AAW(__AAW__) ((__AAW__) <= LTDC_HORIZONTALSYNC)
  574. #define IS_LTDC_AAH(__AAH__) ((__AAH__) <= LTDC_VERTICALSYNC)
  575. #define IS_LTDC_TOTALW(__TOTALW__) ((__TOTALW__) <= LTDC_HORIZONTALSYNC)
  576. #define IS_LTDC_TOTALH(__TOTALH__) ((__TOTALH__) <= LTDC_VERTICALSYNC)
  577. #define IS_LTDC_BLUEVALUE(__BBLUE__) ((__BBLUE__) <= LTDC_COLOR)
  578. #define IS_LTDC_GREENVALUE(__BGREEN__) ((__BGREEN__) <= LTDC_COLOR)
  579. #define IS_LTDC_REDVALUE(__BRED__) ((__BRED__) <= LTDC_COLOR)
  580. #define IS_LTDC_BLENDING_FACTOR1(__BLENDING_FACTOR1__) (((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR1_CA) || \
  581. ((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR1_PAxCA))
  582. #define IS_LTDC_BLENDING_FACTOR2(__BLENDING_FACTOR1__) (((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR2_CA) || \
  583. ((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR2_PAxCA))
  584. #define IS_LTDC_PIXEL_FORMAT(__PIXEL_FORMAT__) (((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB8888) || \
  585. ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_RGB888) || \
  586. ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_RGB565) || \
  587. ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB1555) || \
  588. ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB4444) || \
  589. ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_L8) || \
  590. ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_AL44) || \
  591. ((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_AL88))
  592. #define IS_LTDC_ALPHA(__ALPHA__) ((__ALPHA__) <= LTDC_ALPHA)
  593. #define IS_LTDC_HCONFIGST(__HCONFIGST__) ((__HCONFIGST__) <= LTDC_STARTPOSITION)
  594. #define IS_LTDC_HCONFIGSP(__HCONFIGSP__) ((__HCONFIGSP__) <= LTDC_STOPPOSITION)
  595. #define IS_LTDC_VCONFIGST(__VCONFIGST__) ((__VCONFIGST__) <= LTDC_STARTPOSITION)
  596. #define IS_LTDC_VCONFIGSP(__VCONFIGSP__) ((__VCONFIGSP__) <= LTDC_STOPPOSITION)
  597. #define IS_LTDC_CFBP(__CFBP__) ((__CFBP__) <= LTDC_COLOR_FRAME_BUFFER)
  598. #define IS_LTDC_CFBLL(__CFBLL__) ((__CFBLL__) <= LTDC_COLOR_FRAME_BUFFER)
  599. #define IS_LTDC_CFBLNBR(__CFBLNBR__) ((__CFBLNBR__) <= LTDC_LINE_NUMBER)
  600. #define IS_LTDC_LIPOS(__LIPOS__) ((__LIPOS__) <= 0x7FFU)
  601. #define IS_LTDC_RELOAD(__RELOADTYPE__) (((__RELOADTYPE__) == LTDC_RELOAD_IMMEDIATE) || \
  602. ((__RELOADTYPE__) == LTDC_RELOAD_VERTICAL_BLANKING))
  603. /**
  604. * @}
  605. */
  606. /* Private functions ---------------------------------------------------------*/
  607. /** @defgroup LTDC_Private_Functions LTDC Private Functions
  608. * @{
  609. */
  610. /**
  611. * @}
  612. */
  613. /**
  614. * @}
  615. */
  616. /**
  617. * @}
  618. */
  619. #endif /* LTDC */
  620. #ifdef __cplusplus
  621. }
  622. #endif
  623. #endif /* STM32L4xx_HAL_LTDC_H */