ST / BSP_DISCO_H747I

BSP files for STM32H747I-Discovery Copy from ST Cube delivery

Dependents:   DISCO_H747I_LCD_demo DISCO_H747I_AUDIO_demo

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stm32h747i_discovery_lcd.c File Reference
Functions | Variables

stm32h747i_discovery_lcd.c File Reference

This file includes the driver for Liquid Crystal Display (LCD) module mounted on STM32H747I_DISCOVERY board. More...

Go to the source code of this file.

Functions

static void DrawChar (uint16_t Xpos, uint16_t Ypos, const uint8_t *c)
 Draws a character on LCD.
static void FillTriangle (uint16_t x1, uint16_t x2, uint16_t x3, uint16_t y1, uint16_t y2, uint16_t y3)
 Fills a triangle (between 3 points).
static void LL_FillBuffer (uint32_t LayerIndex, void *pDst, uint32_t xSize, uint32_t ySize, uint32_t OffLine, uint32_t ColorIndex)
 Fills a buffer.
static void LL_ConvertLineToARGB8888 (void *pSrc, void *pDst, uint32_t xSize, uint32_t ColorMode)
 Converts a line to an ARGB8888 pixel format.
static uint16_t LCD_IO_GetID (void)
 Returns the ID of connected screen by checking the HDMI (adv7533 component) ID or LCD DSI (via TS ID) ID.
uint8_t BSP_LCD_Init (void)
 Initializes the DSI LCD.
uint8_t BSP_LCD_InitEx (LCD_OrientationTypeDef orientation)
 Initializes the DSI LCD.
uint8_t BSP_LCD_HDMIInitEx (uint8_t format)
 Initializes the DSI for HDMI monitor.
void BSP_LCD_Reset (void)
 BSP LCD Reset Hw reset the LCD DSI activating its XRES signal (active low for some time) and deactivating it later.
uint32_t BSP_LCD_GetXSize (void)
 Gets the LCD X size.
uint32_t BSP_LCD_GetYSize (void)
 Gets the LCD Y size.
void BSP_LCD_SetXSize (uint32_t imageWidthPixels)
 Set the LCD X size.
void BSP_LCD_SetYSize (uint32_t imageHeightPixels)
 Set the LCD Y size.
void BSP_LCD_LayerDefaultInit (uint16_t LayerIndex, uint32_t FB_Address)
 Initializes the LCD layers.
void BSP_LCD_SelectLayer (uint32_t LayerIndex)
 Selects the LCD Layer.
void BSP_LCD_SetLayerVisible (uint32_t LayerIndex, FunctionalState State)
 Sets an LCD Layer visible.
void BSP_LCD_SetTransparency (uint32_t LayerIndex, uint8_t Transparency)
 Configures the transparency.
void BSP_LCD_SetLayerAddress (uint32_t LayerIndex, uint32_t Address)
 Sets an LCD layer frame buffer address.
void BSP_LCD_SetLayerWindow (uint16_t LayerIndex, uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
 Sets display window.
void BSP_LCD_SetColorKeying (uint32_t LayerIndex, uint32_t RGBValue)
 Configures and sets the color keying.
void BSP_LCD_ResetColorKeying (uint32_t LayerIndex)
 Disables the color keying.
void BSP_LCD_SetTextColor (uint32_t Color)
 Sets the LCD text color.
uint32_t BSP_LCD_GetTextColor (void)
 Gets the LCD text color.
void BSP_LCD_SetBackColor (uint32_t Color)
 Sets the LCD background color.
uint32_t BSP_LCD_GetBackColor (void)
 Gets the LCD background color.
void BSP_LCD_SetFont (sFONT *fonts)
 Sets the LCD text font.
sFONT * BSP_LCD_GetFont (void)
 Gets the LCD text font.
uint32_t BSP_LCD_ReadPixel (uint16_t Xpos, uint16_t Ypos)
 Reads an LCD pixel.
void BSP_LCD_Clear (uint32_t Color)
 Clears the whole currently active layer of LTDC.
void BSP_LCD_ClearStringLine (uint32_t Line)
 Clears the selected line in currently active layer.
void BSP_LCD_DisplayChar (uint16_t Xpos, uint16_t Ypos, uint8_t Ascii)
 Displays one character in currently active layer.
void BSP_LCD_DisplayStringAt (uint16_t Xpos, uint16_t Ypos, uint8_t *Text, Text_AlignModeTypdef Mode)
 Displays characters in currently active layer.
void BSP_LCD_DisplayStringAtLine (uint16_t Line, uint8_t *ptr)
 Displays a maximum of 60 characters on the LCD.
void BSP_LCD_DrawHLine (uint16_t Xpos, uint16_t Ypos, uint16_t Length)
 Draws an horizontal line in currently active layer.
void BSP_LCD_DrawVLine (uint16_t Xpos, uint16_t Ypos, uint16_t Length)
 Draws a vertical line in currently active layer.
void BSP_LCD_DrawLine (uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
 Draws an uni-line (between two points) in currently active layer.
void BSP_LCD_DrawRect (uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
 Draws a rectangle in currently active layer.
void BSP_LCD_DrawCircle (uint16_t Xpos, uint16_t Ypos, uint16_t Radius)
 Draws a circle in currently active layer.
void BSP_LCD_DrawPolygon (pPoint Points, uint16_t PointCount)
 Draws an poly-line (between many points) in currently active layer.
void BSP_LCD_DrawEllipse (int Xpos, int Ypos, int XRadius, int YRadius)
 Draws an ellipse on LCD in currently active layer.
void BSP_LCD_DrawBitmap (uint32_t Xpos, uint32_t Ypos, uint8_t *pbmp)
 Draws a bitmap picture loaded in the internal Flash (32 bpp) in currently active layer.
void BSP_LCD_FillRect (uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
 Draws a full rectangle in currently active layer.
void BSP_LCD_FillCircle (uint16_t Xpos, uint16_t Ypos, uint16_t Radius)
 Draws a full circle in currently active layer.
void BSP_LCD_FillPolygon (pPoint Points, uint16_t PointCount)
 Draws a full poly-line (between many points) in currently active layer.
void BSP_LCD_FillEllipse (int Xpos, int Ypos, int XRadius, int YRadius)
 Draws a full ellipse in currently active layer.
void BSP_LCD_DisplayOn (void)
 Switch back on the display if was switched off by previous call of BSP_LCD_DisplayOff().
void BSP_LCD_DisplayOff (void)
 Switch Off the display.
void BSP_LCD_SetBrightness (uint8_t BrightnessValue)
 Set the brightness value.
void DSI_IO_WriteCmd (uint32_t NbrParams, uint8_t *pParams)
 DCS or Generic short/long write command.
__weak void BSP_LCD_MspDeInit (void)
 De-Initializes the BSP LCD Msp Application can surcharge if needed this function implementation.
__weak void BSP_LCD_MspInit (void)
 Initialize the BSP LCD Msp.
void BSP_LCD_DrawPixel (uint16_t Xpos, uint16_t Ypos, uint32_t RGB_Code)
 Draws a pixel on LCD.

Variables

HDMI_FormatTypeDef HDMI_Format [2]
 DSI timming used for different HDMI resolution (720x480 and 720x576)
HDMI_DSIPacketTypeDef HDMI_DSIPacket [2]
 DSI packet size used for different HDMI resolution (720x480 and 720x576)
HDMI_PLLConfigTypeDef HDMI_PLLConfig [4]
 LTDC PLL settings used for different HDMI resolution (720x480 and 720x576)
static uint32_t ActiveLayer = LTDC_ACTIVE_LAYER_BACKGROUND
 Default Active LTDC Layer in which drawing is made is LTDC Layer Background.
static LCD_DrawPropTypeDef DrawProp [LTDC_MAX_LAYER_NUMBER]
 Current Drawing Layer properties variable.

Detailed Description

This file includes the driver for Liquid Crystal Display (LCD) module mounted on STM32H747I_DISCOVERY board.

Author:
MCD Application Team
Attention:

© Copyright (c) 2019 STMicroelectronics. All rights reserved.

This software component is licensed by ST under BSD 3-Clause license, the "License"; You may not use this file except in compliance with the License. You may obtain a copy of the License at: opensource.org/licenses/BSD-3-Clause

Definition in file stm32h747i_discovery_lcd.c.

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