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2 months ago
25 changed files with 8341 additions and 112 deletions
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/*
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* Copyright (c) 2006-2021, RT-Thread Development Team |
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* |
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* SPDX-License-Identifier: Apache-2.0 |
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* |
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* Change Logs: |
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* Date Author Notes |
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* 2025-10-20 Administrator the first version |
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* 2025-11-12 Modified Switch to IDLE interrupt mode (no DMA, no ringbuffer) |
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* 2025-11-21 Fixed Enable RX_IDLE mode correctly for RT-Thread 5.1 |
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*/ |
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#include "rtthread.h" |
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#include "modbus.h" |
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#define DBG_TAG "plc.rtu" |
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#define DBG_LVL DBG_LOG |
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#include <rtdbg.h> |
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static const mb_backend_param_t mb_bkd_prm = { |
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.rtu.dev = "uart2", //设备名
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.rtu.baudrate = 57600, //波特率
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.rtu.parity = 0, //校验位, 0-无, 1-奇, 2-偶
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.rtu.pin = -1, //控制引脚, <0 表示不使用
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.rtu.lvl = 0 //控制发送电平
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}; |
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static void mb_plc_read_regs(mb_inst_t *hinst) |
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{ |
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if (mb_connect(hinst) < 0)//连接失败, 延时返回
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{ |
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LOG_E("modbus connect fail."); |
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return; |
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} |
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u16 regs[64]; |
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int addr = 7000; |
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int nb = 10; |
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int total = mb_read_input_regs(hinst, addr, nb, regs); |
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if (total <= 0) |
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{ |
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LOG_E("modbus read register fail."); |
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return; |
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} |
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u8 regsM[64]; |
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int addrM = 3000; |
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int nbM = 10; |
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int totalM = mb_read_bits(hinst, addrM, nbM, regsM); |
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if (totalM <= 0) |
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{ |
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LOG_E("modbus read register fail."); |
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return; |
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} |
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} |
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static void mb_plc_thread(void *args)//线程服务函数
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{ |
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mb_inst_t *hinst = mb_create(MB_BACKEND_TYPE_RTU, &mb_bkd_prm); |
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RT_ASSERT(hinst != NULL); |
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mb_set_slave(hinst, 1);//修改从机地址, 默认地址为1, 可根据实际情况修改
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mb_set_prot(hinst, MB_PROT_RTU);//修改通信协议类型, RTU后端默认使用MODBUS-RTU通信协议
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mb_set_tmo(hinst, 500, 15);//修改超时时间, 应答超时500ms(默认300ms), 字节超时15ms(默认32ms)
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while(1) |
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{ |
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mb_plc_read_regs(hinst); |
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rt_thread_mdelay(50); |
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} |
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} |
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static int mb_rtu_master_startup(void) |
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{ |
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rt_thread_t tid = rt_thread_create("plc_rtu", mb_plc_thread, NULL, 2048, 5, 20); |
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RT_ASSERT(tid != NULL); |
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rt_thread_startup(tid); |
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return(0); |
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} |
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INIT_APP_EXPORT(mb_rtu_master_startup); |
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/**
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****************************************************************************** |
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* @file stm32h7xx_hal_ltdc.h |
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* @author MCD Application Team |
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* @brief Header file of LTDC HAL module. |
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****************************************************************************** |
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* @attention |
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* |
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* Copyright (c) 2017 STMicroelectronics. |
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* All rights reserved. |
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* |
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* This software is licensed under terms that can be found in the LICENSE file |
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* in the root directory of this software component. |
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* If no LICENSE file comes with this software, it is provided AS-IS. |
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* |
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****************************************************************************** |
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*/ |
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/* Define to prevent recursive inclusion -------------------------------------*/ |
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#ifndef STM32H7xx_HAL_LTDC_H |
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#define STM32H7xx_HAL_LTDC_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* Includes ------------------------------------------------------------------*/ |
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#include "stm32h7xx_hal_def.h" |
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#if defined (LTDC) |
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/** @addtogroup STM32H7xx_HAL_Driver
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* @{ |
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*/ |
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/** @defgroup LTDC LTDC
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* @brief LTDC HAL module driver |
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* @{ |
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*/ |
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/* Exported types ------------------------------------------------------------*/ |
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/** @defgroup LTDC_Exported_Types LTDC Exported Types
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* @{ |
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*/ |
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#define MAX_LAYER 2U |
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/**
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* @brief LTDC color structure definition |
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*/ |
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typedef struct |
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{ |
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uint8_t Blue; /*!< Configures the blue value.
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This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ |
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uint8_t Green; /*!< Configures the green value.
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This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ |
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uint8_t Red; /*!< Configures the red value.
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This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */ |
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uint8_t Reserved; /*!< Reserved 0xFF */ |
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} LTDC_ColorTypeDef; |
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/**
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* @brief LTDC Init structure definition |
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*/ |
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typedef struct |
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{ |
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uint32_t HSPolarity; /*!< configures the horizontal synchronization polarity.
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This parameter can be one value of @ref LTDC_HS_POLARITY */ |
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uint32_t VSPolarity; /*!< configures the vertical synchronization polarity.
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This parameter can be one value of @ref LTDC_VS_POLARITY */ |
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uint32_t DEPolarity; /*!< configures the data enable polarity.
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This parameter can be one of value of @ref LTDC_DE_POLARITY */ |
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uint32_t PCPolarity; /*!< configures the pixel clock polarity.
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This parameter can be one of value of @ref LTDC_PC_POLARITY */ |
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uint32_t HorizontalSync; /*!< configures the number of Horizontal synchronization width.
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This parameter must be a number between |
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Min_Data = 0x000 and Max_Data = 0xFFF. */ |
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uint32_t VerticalSync; /*!< configures the number of Vertical synchronization height.
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This parameter must be a number between |
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Min_Data = 0x000 and Max_Data = 0x7FF. */ |
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uint32_t AccumulatedHBP; /*!< configures the accumulated horizontal back porch width.
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This parameter must be a number between |
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Min_Data = LTDC_HorizontalSync and Max_Data = 0xFFF. */ |
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uint32_t AccumulatedVBP; /*!< configures the accumulated vertical back porch height.
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This parameter must be a number between |
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Min_Data = LTDC_VerticalSync and Max_Data = 0x7FF. */ |
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uint32_t AccumulatedActiveW; /*!< configures the accumulated active width.
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This parameter must be a number between |
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Min_Data = LTDC_AccumulatedHBP and Max_Data = 0xFFF. */ |
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uint32_t AccumulatedActiveH; /*!< configures the accumulated active height.
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This parameter must be a number between |
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Min_Data = LTDC_AccumulatedVBP and Max_Data = 0x7FF. */ |
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uint32_t TotalWidth; /*!< configures the total width.
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This parameter must be a number between |
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Min_Data = LTDC_AccumulatedActiveW and Max_Data = 0xFFF. */ |
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uint32_t TotalHeigh; /*!< configures the total height.
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This parameter must be a number between |
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Min_Data = LTDC_AccumulatedActiveH and Max_Data = 0x7FF. */ |
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LTDC_ColorTypeDef Backcolor; /*!< Configures the background color. */ |
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} LTDC_InitTypeDef; |
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/**
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* @brief LTDC Layer structure definition |
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*/ |
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typedef struct |
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{ |
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uint32_t WindowX0; /*!< Configures the Window Horizontal Start Position.
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This parameter must be a number between |
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Min_Data = 0x000 and Max_Data = 0xFFF. */ |
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uint32_t WindowX1; /*!< Configures the Window Horizontal Stop Position.
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This parameter must be a number between |
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Min_Data = 0x000 and Max_Data = 0xFFF. */ |
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uint32_t WindowY0; /*!< Configures the Window vertical Start Position.
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This parameter must be a number between |
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Min_Data = 0x000 and Max_Data = 0x7FF. */ |
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uint32_t WindowY1; /*!< Configures the Window vertical Stop Position.
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This parameter must be a number between |
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Min_Data = 0x0000 and Max_Data = 0x7FF. */ |
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uint32_t PixelFormat; /*!< Specifies the pixel format.
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This parameter can be one of value of @ref LTDC_Pixelformat */ |
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uint32_t Alpha; /*!< Specifies the constant alpha used for blending.
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This parameter must be a number between |
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Min_Data = 0x00 and Max_Data = 0xFF. */ |
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uint32_t Alpha0; /*!< Configures the default alpha value.
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This parameter must be a number between |
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Min_Data = 0x00 and Max_Data = 0xFF. */ |
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uint32_t BlendingFactor1; /*!< Select the blending factor 1.
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This parameter can be one of value of @ref LTDC_BlendingFactor1 */ |
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uint32_t BlendingFactor2; /*!< Select the blending factor 2.
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This parameter can be one of value of @ref LTDC_BlendingFactor2 */ |
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uint32_t FBStartAdress; /*!< Configures the color frame buffer address */ |
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uint32_t ImageWidth; /*!< Configures the color frame buffer line length.
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This parameter must be a number between |
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Min_Data = 0x0000 and Max_Data = 0x1FFF. */ |
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uint32_t ImageHeight; /*!< Specifies the number of line in frame buffer.
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This parameter must be a number between |
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Min_Data = 0x000 and Max_Data = 0x7FF. */ |
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LTDC_ColorTypeDef Backcolor; /*!< Configures the layer background color. */ |
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} LTDC_LayerCfgTypeDef; |
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/**
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* @brief HAL LTDC State structures definition |
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*/ |
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typedef enum |
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{ |
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HAL_LTDC_STATE_RESET = 0x00U, /*!< LTDC not yet initialized or disabled */ |
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HAL_LTDC_STATE_READY = 0x01U, /*!< LTDC initialized and ready for use */ |
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HAL_LTDC_STATE_BUSY = 0x02U, /*!< LTDC internal process is ongoing */ |
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HAL_LTDC_STATE_TIMEOUT = 0x03U, /*!< LTDC Timeout state */ |
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HAL_LTDC_STATE_ERROR = 0x04U /*!< LTDC state error */ |
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} HAL_LTDC_StateTypeDef; |
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/**
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* @brief LTDC handle Structure definition |
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*/ |
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#if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) |
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typedef struct __LTDC_HandleTypeDef |
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#else |
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typedef struct |
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#endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ |
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{ |
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LTDC_TypeDef *Instance; /*!< LTDC Register base address */ |
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LTDC_InitTypeDef Init; /*!< LTDC parameters */ |
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LTDC_LayerCfgTypeDef LayerCfg[MAX_LAYER]; /*!< LTDC Layers parameters */ |
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HAL_LockTypeDef Lock; /*!< LTDC Lock */ |
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__IO HAL_LTDC_StateTypeDef State; /*!< LTDC state */ |
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__IO uint32_t ErrorCode; /*!< LTDC Error code */ |
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#if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) |
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void (* LineEventCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Line Event Callback */ |
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void (* ReloadEventCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Reload Event Callback */ |
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void (* ErrorCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Error Callback */ |
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void (* MspInitCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Msp Init callback */ |
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void (* MspDeInitCallback)(struct __LTDC_HandleTypeDef *hltdc); /*!< LTDC Msp DeInit callback */ |
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#endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ |
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} LTDC_HandleTypeDef; |
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#if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) |
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/**
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* @brief HAL LTDC Callback ID enumeration definition |
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*/ |
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typedef enum |
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{ |
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HAL_LTDC_MSPINIT_CB_ID = 0x00U, /*!< LTDC MspInit callback ID */ |
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HAL_LTDC_MSPDEINIT_CB_ID = 0x01U, /*!< LTDC MspDeInit callback ID */ |
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HAL_LTDC_LINE_EVENT_CB_ID = 0x02U, /*!< LTDC Line Event Callback ID */ |
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HAL_LTDC_RELOAD_EVENT_CB_ID = 0x03U, /*!< LTDC Reload Callback ID */ |
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HAL_LTDC_ERROR_CB_ID = 0x04U /*!< LTDC Error Callback ID */ |
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} HAL_LTDC_CallbackIDTypeDef; |
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/**
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* @brief HAL LTDC Callback pointer definition |
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*/ |
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typedef void (*pLTDC_CallbackTypeDef)(LTDC_HandleTypeDef *hltdc); /*!< pointer to an LTDC callback function */ |
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#endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ |
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/**
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* @} |
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*/ |
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/* Exported constants --------------------------------------------------------*/ |
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/** @defgroup LTDC_Exported_Constants LTDC Exported Constants
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* @{ |
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*/ |
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/** @defgroup LTDC_Error_Code LTDC Error Code
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* @{ |
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*/ |
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#define HAL_LTDC_ERROR_NONE 0x00000000U /*!< LTDC No error */ |
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#define HAL_LTDC_ERROR_TE 0x00000001U /*!< LTDC Transfer error */ |
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#define HAL_LTDC_ERROR_FU 0x00000002U /*!< LTDC FIFO Underrun */ |
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#define HAL_LTDC_ERROR_TIMEOUT 0x00000020U /*!< LTDC Timeout error */ |
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#if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) |
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#define HAL_LTDC_ERROR_INVALID_CALLBACK 0x00000040U /*!< LTDC Invalid Callback error */ |
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#endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_Layer LTDC Layer
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* @{ |
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*/ |
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#define LTDC_LAYER_1 0x00000000U /*!< LTDC Layer 1 */ |
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#define LTDC_LAYER_2 0x00000001U /*!< LTDC Layer 2 */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_HS_POLARITY LTDC HS POLARITY
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* @{ |
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*/ |
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#define LTDC_HSPOLARITY_AL 0x00000000U /*!< Horizontal Synchronization is active low. */ |
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#define LTDC_HSPOLARITY_AH LTDC_GCR_HSPOL /*!< Horizontal Synchronization is active high. */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_VS_POLARITY LTDC VS POLARITY
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* @{ |
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*/ |
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#define LTDC_VSPOLARITY_AL 0x00000000U /*!< Vertical Synchronization is active low. */ |
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#define LTDC_VSPOLARITY_AH LTDC_GCR_VSPOL /*!< Vertical Synchronization is active high. */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_DE_POLARITY LTDC DE POLARITY
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* @{ |
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*/ |
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#define LTDC_DEPOLARITY_AL 0x00000000U /*!< Data Enable, is active low. */ |
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#define LTDC_DEPOLARITY_AH LTDC_GCR_DEPOL /*!< Data Enable, is active high. */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_PC_POLARITY LTDC PC POLARITY
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* @{ |
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*/ |
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#define LTDC_PCPOLARITY_IPC 0x00000000U /*!< input pixel clock. */ |
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#define LTDC_PCPOLARITY_IIPC LTDC_GCR_PCPOL /*!< inverted input pixel clock. */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_SYNC LTDC SYNC
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* @{ |
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*/ |
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#define LTDC_HORIZONTALSYNC (LTDC_SSCR_HSW >> 16U) /*!< Horizontal synchronization width. */ |
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#define LTDC_VERTICALSYNC LTDC_SSCR_VSH /*!< Vertical synchronization height. */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_BACK_COLOR LTDC BACK COLOR
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* @{ |
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*/ |
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#define LTDC_COLOR 0x000000FFU /*!< Color mask */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_BlendingFactor1 LTDC Blending Factor1
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* @{ |
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*/ |
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#define LTDC_BLENDING_FACTOR1_CA 0x00000400U /*!< Blending factor : Cte Alpha */ |
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#define LTDC_BLENDING_FACTOR1_PAxCA 0x00000600U /*!< Blending factor : Cte Alpha x Pixel Alpha*/ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_BlendingFactor2 LTDC Blending Factor2
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* @{ |
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*/ |
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#define LTDC_BLENDING_FACTOR2_CA 0x00000005U /*!< Blending factor : Cte Alpha */ |
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#define LTDC_BLENDING_FACTOR2_PAxCA 0x00000007U /*!< Blending factor : Cte Alpha x Pixel Alpha*/ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_Pixelformat LTDC Pixel format
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* @{ |
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*/ |
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#define LTDC_PIXEL_FORMAT_ARGB8888 0x00000000U /*!< ARGB8888 LTDC pixel format */ |
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#define LTDC_PIXEL_FORMAT_RGB888 0x00000001U /*!< RGB888 LTDC pixel format */ |
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#define LTDC_PIXEL_FORMAT_RGB565 0x00000002U /*!< RGB565 LTDC pixel format */ |
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#define LTDC_PIXEL_FORMAT_ARGB1555 0x00000003U /*!< ARGB1555 LTDC pixel format */ |
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#define LTDC_PIXEL_FORMAT_ARGB4444 0x00000004U /*!< ARGB4444 LTDC pixel format */ |
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#define LTDC_PIXEL_FORMAT_L8 0x00000005U /*!< L8 LTDC pixel format */ |
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#define LTDC_PIXEL_FORMAT_AL44 0x00000006U /*!< AL44 LTDC pixel format */ |
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#define LTDC_PIXEL_FORMAT_AL88 0x00000007U /*!< AL88 LTDC pixel format */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_Alpha LTDC Alpha
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* @{ |
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*/ |
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#define LTDC_ALPHA LTDC_LxCACR_CONSTA /*!< LTDC Constant Alpha mask */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_LAYER_Config LTDC LAYER Config
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* @{ |
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*/ |
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#define LTDC_STOPPOSITION (LTDC_LxWHPCR_WHSPPOS >> 16U) /*!< LTDC Layer stop position */ |
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#define LTDC_STARTPOSITION LTDC_LxWHPCR_WHSTPOS /*!< LTDC Layer start position */ |
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#define LTDC_COLOR_FRAME_BUFFER LTDC_LxCFBLR_CFBLL /*!< LTDC Layer Line length */ |
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#define LTDC_LINE_NUMBER LTDC_LxCFBLNR_CFBLNBR /*!< LTDC Layer Line number */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_Interrupts LTDC Interrupts
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* @{ |
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*/ |
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#define LTDC_IT_LI LTDC_IER_LIE /*!< LTDC Line Interrupt */ |
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#define LTDC_IT_FU LTDC_IER_FUIE /*!< LTDC FIFO Underrun Interrupt */ |
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#define LTDC_IT_TE LTDC_IER_TERRIE /*!< LTDC Transfer Error Interrupt */ |
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#define LTDC_IT_RR LTDC_IER_RRIE /*!< LTDC Register Reload Interrupt */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_Flags LTDC Flags
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* @{ |
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*/ |
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#define LTDC_FLAG_LI LTDC_ISR_LIF /*!< LTDC Line Interrupt Flag */ |
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#define LTDC_FLAG_FU LTDC_ISR_FUIF /*!< LTDC FIFO Underrun interrupt Flag */ |
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#define LTDC_FLAG_TE LTDC_ISR_TERRIF /*!< LTDC Transfer Error interrupt Flag */ |
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#define LTDC_FLAG_RR LTDC_ISR_RRIF /*!< LTDC Register Reload interrupt Flag */ |
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/**
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* @} |
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*/ |
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/** @defgroup LTDC_Reload_Type LTDC Reload Type
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* @{ |
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*/ |
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#define LTDC_RELOAD_IMMEDIATE LTDC_SRCR_IMR /*!< Immediate Reload */ |
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#define LTDC_RELOAD_VERTICAL_BLANKING LTDC_SRCR_VBR /*!< Vertical Blanking Reload */ |
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/**
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* @} |
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*/ |
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/**
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* @} |
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*/ |
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/* Exported macro ------------------------------------------------------------*/ |
|||
/** @defgroup LTDC_Exported_Macros LTDC Exported Macros
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @brief Reset LTDC handle state.
|
|||
* @param __HANDLE__ LTDC handle |
|||
* @retval None |
|||
*/ |
|||
#if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) |
|||
#define __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) do{ \ |
|||
(__HANDLE__)->State = HAL_LTDC_STATE_RESET; \ |
|||
(__HANDLE__)->MspInitCallback = NULL; \ |
|||
(__HANDLE__)->MspDeInitCallback = NULL; \ |
|||
} while(0) |
|||
#else |
|||
#define __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_LTDC_STATE_RESET) |
|||
#endif /*USE_HAL_LTDC_REGISTER_CALLBACKS */ |
|||
|
|||
/**
|
|||
* @brief Enable the LTDC. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @retval None. |
|||
*/ |
|||
#define __HAL_LTDC_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR |= LTDC_GCR_LTDCEN) |
|||
|
|||
/**
|
|||
* @brief Disable the LTDC. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @retval None. |
|||
*/ |
|||
#define __HAL_LTDC_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->GCR &= ~(LTDC_GCR_LTDCEN)) |
|||
|
|||
/**
|
|||
* @brief Enable the LTDC Layer. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @param __LAYER__ Specify the layer to be enabled. |
|||
* This parameter can be LTDC_LAYER_1 (0) or LTDC_LAYER_2 (1). |
|||
* @retval None. |
|||
*/ |
|||
#define __HAL_LTDC_LAYER_ENABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR\ |
|||
|= (uint32_t)LTDC_LxCR_LEN) |
|||
|
|||
/**
|
|||
* @brief Disable the LTDC Layer. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @param __LAYER__ Specify the layer to be disabled. |
|||
* This parameter can be LTDC_LAYER_1 (0) or LTDC_LAYER_2 (1). |
|||
* @retval None. |
|||
*/ |
|||
#define __HAL_LTDC_LAYER_DISABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR\ |
|||
&= ~(uint32_t)LTDC_LxCR_LEN) |
|||
|
|||
/**
|
|||
* @brief Reload immediately all LTDC Layers. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @retval None. |
|||
*/ |
|||
#define __HAL_LTDC_RELOAD_IMMEDIATE_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_IMR) |
|||
|
|||
/**
|
|||
* @brief Reload during vertical blanking period all LTDC Layers. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @retval None. |
|||
*/ |
|||
#define __HAL_LTDC_VERTICAL_BLANKING_RELOAD_CONFIG(__HANDLE__) ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_VBR) |
|||
|
|||
/* Interrupt & Flag management */ |
|||
/**
|
|||
* @brief Get the LTDC pending flags. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @param __FLAG__ Get the specified flag. |
|||
* This parameter can be any combination of the following values: |
|||
* @arg LTDC_FLAG_LI: Line Interrupt flag |
|||
* @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag |
|||
* @arg LTDC_FLAG_TE: Transfer Error interrupt flag |
|||
* @arg LTDC_FLAG_RR: Register Reload Interrupt Flag |
|||
* @retval The state of FLAG (SET or RESET). |
|||
*/ |
|||
#define __HAL_LTDC_GET_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR & (__FLAG__)) |
|||
|
|||
/**
|
|||
* @brief Clears the LTDC pending flags. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @param __FLAG__ Specify the flag to clear. |
|||
* This parameter can be any combination of the following values: |
|||
* @arg LTDC_FLAG_LI: Line Interrupt flag |
|||
* @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag |
|||
* @arg LTDC_FLAG_TE: Transfer Error interrupt flag |
|||
* @arg LTDC_FLAG_RR: Register Reload Interrupt Flag |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_LTDC_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__)) |
|||
|
|||
/**
|
|||
* @brief Enables the specified LTDC interrupts. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @param __INTERRUPT__ Specify the LTDC interrupt sources to be enabled. |
|||
* This parameter can be any combination of the following values: |
|||
* @arg LTDC_IT_LI: Line Interrupt flag |
|||
* @arg LTDC_IT_FU: FIFO Underrun Interrupt flag |
|||
* @arg LTDC_IT_TE: Transfer Error interrupt flag |
|||
* @arg LTDC_IT_RR: Register Reload Interrupt Flag |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_LTDC_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER |= (__INTERRUPT__)) |
|||
|
|||
/**
|
|||
* @brief Disables the specified LTDC interrupts. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @param __INTERRUPT__ Specify the LTDC interrupt sources to be disabled. |
|||
* This parameter can be any combination of the following values: |
|||
* @arg LTDC_IT_LI: Line Interrupt flag |
|||
* @arg LTDC_IT_FU: FIFO Underrun Interrupt flag |
|||
* @arg LTDC_IT_TE: Transfer Error interrupt flag |
|||
* @arg LTDC_IT_RR: Register Reload Interrupt Flag |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_LTDC_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER &= ~(__INTERRUPT__)) |
|||
|
|||
/**
|
|||
* @brief Check whether the specified LTDC interrupt has occurred or not. |
|||
* @param __HANDLE__ LTDC handle |
|||
* @param __INTERRUPT__ Specify the LTDC interrupt source to check. |
|||
* This parameter can be one of the following values: |
|||
* @arg LTDC_IT_LI: Line Interrupt flag |
|||
* @arg LTDC_IT_FU: FIFO Underrun Interrupt flag |
|||
* @arg LTDC_IT_TE: Transfer Error interrupt flag |
|||
* @arg LTDC_IT_RR: Register Reload Interrupt Flag |
|||
* @retval The state of INTERRUPT (SET or RESET). |
|||
*/ |
|||
#define __HAL_LTDC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER & (__INTERRUPT__)) |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Include LTDC HAL Extension module */ |
|||
#include "stm32h7xx_hal_ltdc_ex.h" |
|||
|
|||
/* Exported functions --------------------------------------------------------*/ |
|||
/** @addtogroup LTDC_Exported_Functions
|
|||
* @{ |
|||
*/ |
|||
/** @addtogroup LTDC_Exported_Functions_Group1
|
|||
* @{ |
|||
*/ |
|||
/* Initialization and de-initialization functions *****************************/ |
|||
HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc); |
|||
HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc); |
|||
void HAL_LTDC_MspInit(LTDC_HandleTypeDef *hltdc); |
|||
void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef *hltdc); |
|||
void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc); |
|||
void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef *hltdc); |
|||
void HAL_LTDC_ReloadEventCallback(LTDC_HandleTypeDef *hltdc); |
|||
|
|||
/* Callbacks Register/UnRegister functions ***********************************/ |
|||
#if (USE_HAL_LTDC_REGISTER_CALLBACKS == 1) |
|||
HAL_StatusTypeDef HAL_LTDC_RegisterCallback(LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID, |
|||
pLTDC_CallbackTypeDef pCallback); |
|||
HAL_StatusTypeDef HAL_LTDC_UnRegisterCallback(LTDC_HandleTypeDef *hltdc, HAL_LTDC_CallbackIDTypeDef CallbackID); |
|||
#endif /* USE_HAL_LTDC_REGISTER_CALLBACKS */ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup LTDC_Exported_Functions_Group2
|
|||
* @{ |
|||
*/ |
|||
/* IO operation functions *****************************************************/ |
|||
void HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup LTDC_Exported_Functions_Group3
|
|||
* @{ |
|||
*/ |
|||
/* Peripheral Control functions ***********************************************/ |
|||
HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetPitch(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, const uint32_t *pCLUT, uint32_t CLUTSize, |
|||
uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line); |
|||
HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc); |
|||
HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc); |
|||
HAL_StatusTypeDef HAL_LTDC_Reload(LTDC_HandleTypeDef *hltdc, uint32_t ReloadType); |
|||
HAL_StatusTypeDef HAL_LTDC_ConfigLayer_NoReload(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, |
|||
uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetWindowSize_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, |
|||
uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetWindowPosition_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, |
|||
uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetPixelFormat_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetAlpha_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetAddress_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_SetPitch_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_EnableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_DisableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_EnableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
HAL_StatusTypeDef HAL_LTDC_DisableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx); |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup LTDC_Exported_Functions_Group4
|
|||
* @{ |
|||
*/ |
|||
/* Peripheral State functions *************************************************/ |
|||
HAL_LTDC_StateTypeDef HAL_LTDC_GetState(const LTDC_HandleTypeDef *hltdc); |
|||
uint32_t HAL_LTDC_GetError(const LTDC_HandleTypeDef *hltdc); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private types -------------------------------------------------------------*/ |
|||
/* Private variables ---------------------------------------------------------*/ |
|||
/* Private constants ---------------------------------------------------------*/ |
|||
/* Private macros ------------------------------------------------------------*/ |
|||
/** @defgroup LTDC_Private_Macros LTDC Private Macros
|
|||
* @{ |
|||
*/ |
|||
#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__) (((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR1_CA) || \ |
|||
((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR1_PAxCA)) |
|||
#define IS_LTDC_BLENDING_FACTOR2(__BLENDING_FACTOR1__) (((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR2_CA) || \ |
|||
((__BLENDING_FACTOR1__) == LTDC_BLENDING_FACTOR2_PAxCA)) |
|||
#define IS_LTDC_PIXEL_FORMAT(__PIXEL_FORMAT__) (((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB8888) || \ |
|||
((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_RGB888) || \ |
|||
((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_RGB565) || \ |
|||
((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB1555) || \ |
|||
((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_ARGB4444) || \ |
|||
((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_L8) || \ |
|||
((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_AL44) || \ |
|||
((__PIXEL_FORMAT__) == LTDC_PIXEL_FORMAT_AL88)) |
|||
#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)) |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private functions ---------------------------------------------------------*/ |
|||
/** @defgroup LTDC_Private_Functions LTDC Private Functions
|
|||
* @{ |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
#endif /* LTDC */ |
|||
|
|||
#ifdef __cplusplus |
|||
} |
|||
#endif |
|||
|
|||
#endif /* STM32H7xx_HAL_LTDC_H */ |
|||
|
|||
@ -0,0 +1,83 @@ |
|||
/**
|
|||
****************************************************************************** |
|||
* @file stm32h7xx_hal_ltdc_ex.h |
|||
* @author MCD Application Team |
|||
* @brief Header file of LTDC HAL Extension module. |
|||
****************************************************************************** |
|||
* @attention |
|||
* |
|||
* 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. |
|||
* |
|||
****************************************************************************** |
|||
*/ |
|||
|
|||
/* Define to prevent recursive inclusion -------------------------------------*/ |
|||
#ifndef STM32H7xx_HAL_LTDC_EX_H |
|||
#define STM32H7xx_HAL_LTDC_EX_H |
|||
|
|||
#ifdef __cplusplus |
|||
extern "C" { |
|||
#endif |
|||
|
|||
/* Includes ------------------------------------------------------------------*/ |
|||
#include "stm32h7xx_hal_def.h" |
|||
|
|||
#if defined (LTDC) && defined (DSI) |
|||
|
|||
#include "stm32h7xx_hal_dsi.h" |
|||
|
|||
/** @addtogroup STM32H7xx_HAL_Driver
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @addtogroup LTDCEx
|
|||
* @{ |
|||
*/ |
|||
|
|||
/* Exported types ------------------------------------------------------------*/ |
|||
/* Exported constants --------------------------------------------------------*/ |
|||
/* Exported macro ------------------------------------------------------------*/ |
|||
/* Exported functions --------------------------------------------------------*/ |
|||
/** @addtogroup LTDCEx_Exported_Functions
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @addtogroup LTDCEx_Exported_Functions_Group1
|
|||
* @{ |
|||
*/ |
|||
HAL_StatusTypeDef HAL_LTDCEx_StructInitFromVideoConfig(LTDC_HandleTypeDef *hltdc, DSI_VidCfgTypeDef *VidCfg); |
|||
HAL_StatusTypeDef HAL_LTDCEx_StructInitFromAdaptedCommandConfig(LTDC_HandleTypeDef *hltdc, DSI_CmdCfgTypeDef *CmdCfg); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private types -------------------------------------------------------------*/ |
|||
/* Private variables ---------------------------------------------------------*/ |
|||
/* Private constants ---------------------------------------------------------*/ |
|||
/* Private macros ------------------------------------------------------------*/ |
|||
/* Private functions ---------------------------------------------------------*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
#endif /* LTDC && DSI */ |
|||
|
|||
#ifdef __cplusplus |
|||
} |
|||
#endif |
|||
|
|||
#endif /* STM32H7xx_HAL_LTDC_EX_H */ |
|||
File diff suppressed because it is too large
File diff suppressed because it is too large
@ -0,0 +1,154 @@ |
|||
/**
|
|||
****************************************************************************** |
|||
* @file stm32h7xx_hal_ltdc_ex.c |
|||
* @author MCD Application Team |
|||
* @brief LTDC Extension HAL module driver. |
|||
****************************************************************************** |
|||
* @attention |
|||
* |
|||
* 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. |
|||
* |
|||
****************************************************************************** |
|||
*/ |
|||
|
|||
/* Includes ------------------------------------------------------------------*/ |
|||
#include "stm32h7xx_hal.h" |
|||
|
|||
/** @addtogroup STM32H7xx_HAL_Driver
|
|||
* @{ |
|||
*/ |
|||
|
|||
#if defined(HAL_LTDC_MODULE_ENABLED) && defined(HAL_DSI_MODULE_ENABLED) |
|||
|
|||
#if defined (LTDC) && defined (DSI) |
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/** @defgroup LTDCEx LTDCEx
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* @brief LTDC HAL module driver |
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* @{ |
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*/ |
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|
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/* Private typedef -----------------------------------------------------------*/ |
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/* Private define ------------------------------------------------------------*/ |
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/* Private macro -------------------------------------------------------------*/ |
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/* Private variables ---------------------------------------------------------*/ |
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/* Private function prototypes -----------------------------------------------*/ |
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/* Exported functions --------------------------------------------------------*/ |
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|
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/** @defgroup LTDCEx_Exported_Functions LTDC Extended Exported Functions
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* @{ |
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*/ |
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|
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/** @defgroup LTDCEx_Exported_Functions_Group1 Initialization and Configuration functions
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* @brief Initialization and Configuration functions |
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* |
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@verbatim |
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=============================================================================== |
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##### Initialization and Configuration functions ##### |
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=============================================================================== |
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[..] This section provides functions allowing to: |
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(+) Initialize and configure the LTDC |
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|
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@endverbatim |
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* @{ |
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*/ |
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|
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/**
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* @brief Retrieve common parameters from DSI Video mode configuration structure |
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* @param hltdc pointer to a LTDC_HandleTypeDef structure that contains |
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* the configuration information for the LTDC. |
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* @param VidCfg pointer to a DSI_VidCfgTypeDef structure that contains |
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* the DSI video mode configuration parameters |
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* @note The implementation of this function is taking into account the LTDC |
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* polarities inversion as described in the current LTDC specification |
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* @retval HAL status |
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*/ |
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HAL_StatusTypeDef HAL_LTDCEx_StructInitFromVideoConfig(LTDC_HandleTypeDef *hltdc, DSI_VidCfgTypeDef *VidCfg) |
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{ |
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/* Retrieve signal polarities from DSI */ |
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|
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/* The following polarity is inverted:
|
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LTDC_DEPOLARITY_AL <-> LTDC_DEPOLARITY_AH */ |
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|
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#if !defined(POLARITIES_INVERSION_UPDATED) |
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/* Note 1 : Code in line w/ Current LTDC specification */ |
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hltdc->Init.DEPolarity = (VidCfg->DEPolarity == \ |
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DSI_DATA_ENABLE_ACTIVE_HIGH) ? LTDC_DEPOLARITY_AL : LTDC_DEPOLARITY_AH; |
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hltdc->Init.VSPolarity = (VidCfg->VSPolarity == DSI_VSYNC_ACTIVE_HIGH) ? LTDC_VSPOLARITY_AH : LTDC_VSPOLARITY_AL; |
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hltdc->Init.HSPolarity = (VidCfg->HSPolarity == DSI_HSYNC_ACTIVE_HIGH) ? LTDC_HSPOLARITY_AH : LTDC_HSPOLARITY_AL; |
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#else |
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/* Note 2: Code to be used in case LTDC polarities inversion updated in the specification */ |
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hltdc->Init.DEPolarity = VidCfg->DEPolarity << 29; |
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hltdc->Init.VSPolarity = VidCfg->VSPolarity << 29; |
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hltdc->Init.HSPolarity = VidCfg->HSPolarity << 29; |
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#endif /* POLARITIES_INVERSION_UPDATED */ |
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|
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/* Retrieve vertical timing parameters from DSI */ |
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hltdc->Init.VerticalSync = VidCfg->VerticalSyncActive - 1U; |
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hltdc->Init.AccumulatedVBP = VidCfg->VerticalSyncActive + VidCfg->VerticalBackPorch - 1U; |
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hltdc->Init.AccumulatedActiveH = VidCfg->VerticalSyncActive + VidCfg->VerticalBackPorch + \ |
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VidCfg->VerticalActive - 1U; |
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hltdc->Init.TotalHeigh = VidCfg->VerticalSyncActive + VidCfg->VerticalBackPorch + \ |
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VidCfg->VerticalActive + VidCfg->VerticalFrontPorch - 1U; |
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|
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return HAL_OK; |
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} |
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|
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/**
|
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* @brief Retrieve common parameters from DSI Adapted command mode configuration structure |
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* @param hltdc pointer to a LTDC_HandleTypeDef structure that contains |
|||
* the configuration information for the LTDC. |
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* @param CmdCfg pointer to a DSI_CmdCfgTypeDef structure that contains |
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* the DSI command mode configuration parameters |
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* @note The implementation of this function is taking into account the LTDC |
|||
* polarities inversion as described in the current LTDC specification |
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* @retval HAL status |
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*/ |
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HAL_StatusTypeDef HAL_LTDCEx_StructInitFromAdaptedCommandConfig(LTDC_HandleTypeDef *hltdc, DSI_CmdCfgTypeDef *CmdCfg) |
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{ |
|||
/* Retrieve signal polarities from DSI */ |
|||
|
|||
/* The following polarities are inverted:
|
|||
LTDC_DEPOLARITY_AL <-> LTDC_DEPOLARITY_AH |
|||
LTDC_VSPOLARITY_AL <-> LTDC_VSPOLARITY_AH |
|||
LTDC_HSPOLARITY_AL <-> LTDC_HSPOLARITY_AH)*/ |
|||
|
|||
#if !defined(POLARITIES_INVERSION_UPDATED) |
|||
/* Note 1 : Code in line w/ Current LTDC specification */ |
|||
hltdc->Init.DEPolarity = (CmdCfg->DEPolarity == \ |
|||
DSI_DATA_ENABLE_ACTIVE_HIGH) ? LTDC_DEPOLARITY_AL : LTDC_DEPOLARITY_AH; |
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hltdc->Init.VSPolarity = (CmdCfg->VSPolarity == DSI_VSYNC_ACTIVE_HIGH) ? LTDC_VSPOLARITY_AL : LTDC_VSPOLARITY_AH; |
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hltdc->Init.HSPolarity = (CmdCfg->HSPolarity == DSI_HSYNC_ACTIVE_HIGH) ? LTDC_HSPOLARITY_AL : LTDC_HSPOLARITY_AH; |
|||
#else |
|||
/* Note 2: Code to be used in case LTDC polarities inversion updated in the specification */ |
|||
hltdc->Init.DEPolarity = CmdCfg->DEPolarity << 29; |
|||
hltdc->Init.VSPolarity = CmdCfg->VSPolarity << 29; |
|||
hltdc->Init.HSPolarity = CmdCfg->HSPolarity << 29; |
|||
#endif /* POLARITIES_INVERSION_UPDATED */ |
|||
return HAL_OK; |
|||
} |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
#endif /* LTDC && DSI */ |
|||
|
|||
#endif /* HAL_LTCD_MODULE_ENABLED && HAL_DSI_MODULE_ENABLED */ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
Loading…
Reference in new issue