STM32L0538_DISCOVERY_EPD_Exported_Functions

Functions
uint8_t	BSP_EPD_Init (void)
	Initializes the EPD.
uint32_t	BSP_EPD_GetXSize (void)
	Gets the EPD X size.
uint32_t	BSP_EPD_GetYSize (void)
	Gets the EPD Y size.
void	BSP_EPD_SetFont (sFONT *pFonts)
	Sets the Text Font.
sFONT *	BSP_EPD_GetFont (void)
	Gets the Text Font.
void	BSP_EPD_Clear (uint16_t Color)
	Clears the hole EPD.
void	BSP_EPD_DisplayStringAtLine (uint16_t Line, uint8_t *ptr)
	Displays a character on the EPD.
void	BSP_EPD_DisplayStringAt (uint16_t Xpos, uint16_t Ypos, uint8_t *pText, Text_AlignModeTypdef mode)
	Displays characters on the EPD.
void	BSP_EPD_DisplayChar (uint16_t Xpos, uint16_t Ypos, uint8_t Ascii)
	Displays one character.
void	BSP_EPD_DrawHLine (uint16_t Xpos, uint16_t Ypos, uint16_t Length)
	Draws an horizontal line.
void	BSP_EPD_DrawVLine (uint16_t Xpos, uint16_t Ypos, uint16_t Length)
	Draws a vertical line.
void	BSP_EPD_DrawRect (uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
	Draws a rectangle.
void	BSP_EPD_FillRect (uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
	Displays a full rectangle.
void	BSP_EPD_RefreshDisplay (void)
	Updates the display from the data located into the RAM.
void	BSP_EPD_CloseChargePump (void)
	Disables the clock and the charge pump.
void	BSP_EPD_DrawImage (uint16_t Xpos, uint16_t Ypos, uint16_t Xsize, uint16_t Ysize, uint8_t *pdata)
	Draws an Image.

---

Function Documentation

void BSP_EPD_Clear

(

uint16_t

Color

)

Clears the hole EPD.

Parameters:

Color,:

Color of the background

Return values:

None

Definition at line 166 of file stm32l0538_discovery_epd.c.

References epd_drv.

Referenced by BSP_EPD_Init().

void BSP_EPD_CloseChargePump

(

void

)

Disables the clock and the charge pump.

Parameters:

None

Return values:

None

Definition at line 375 of file stm32l0538_discovery_epd.c.

References EPD_Delay(), and epd_drv.

void BSP_EPD_DisplayChar	(	uint16_t	Xpos,
		uint16_t	Ypos,
		uint8_t	Ascii
	)

Displays one character.

Parameters:

Xpos,:	start column address.
Ypos,:	the Line where to display the character shape.
Ascii,:	character ascii code, must be between 0x20 and 0x7E.

Return values:

None

Definition at line 185 of file stm32l0538_discovery_epd.c.

References DrawChar(), _tFont::Height, _tFont::table, and _tFont::Width.

Referenced by BSP_EPD_DisplayStringAt().

void BSP_EPD_DisplayStringAt	(	uint16_t	Xpos,
		uint16_t	Ypos,
		uint8_t *	Text,
		Text_AlignModeTypdef	Mode
	)

Displays characters on the EPD.

Parameters:

Xpos,:	X position
Ypos,:	Y position
Text,:	Pointer to string to display on EPD
Mode,:	Display mode This parameter can be one of the following values: CENTER_MODE RIGHT_MODE LEFT_MODE

Return values:

None

Definition at line 204 of file stm32l0538_discovery_epd.c.

References BSP_EPD_DisplayChar(), BSP_EPD_GetXSize(), CENTER_MODE, LEFT_MODE, RIGHT_MODE, and _tFont::Width.

Referenced by BSP_EPD_DisplayStringAtLine().

void BSP_EPD_DisplayStringAtLine	(	uint16_t	Line,
		uint8_t *	ptr
	)

Displays a character on the EPD.

Parameters:

Line,:	Line where to display the character shape This parameter can be one of the following values: 0..8: if the Current fonts is Font8 0..5: if the Current fonts is Font12 0..3: if the Current fonts is Font16 0..2: if the Current fonts is Font20
ptr,:	Pointer to string to display on EPD

Return values:

None

Definition at line 264 of file stm32l0538_discovery_epd.c.

References BSP_EPD_DisplayStringAt(), LEFT_MODE, and LINE.

void BSP_EPD_DrawHLine	(	uint16_t	Xpos,
		uint16_t	Ypos,
		uint16_t	Length
	)

Draws an horizontal line.

Parameters:

Xpos,:	X position
Ypos,:	Y position
Length,:	line length

Return values:

None

Definition at line 276 of file stm32l0538_discovery_epd.c.

References epd_drv.

Referenced by BSP_EPD_DrawRect().

void BSP_EPD_DrawImage	(	uint16_t	Xpos,
		uint16_t	Ypos,
		uint16_t	Xsize,
		uint16_t	Ysize,
		uint8_t *	pdata
	)

Draws an Image.

Parameters:

Xpos,:	X position in the EPD
Ypos,:	Y position in the EPD
Xsize,:	X size in the EPD
Ysize,:	Y size in the EPD
pdata,:	Pointer to the Image address

Return values:

None

Definition at line 358 of file stm32l0538_discovery_epd.c.

References BSP_EPD_GetXSize(), BSP_EPD_GetYSize(), and epd_drv.

void BSP_EPD_DrawRect	(	uint16_t	Xpos,
		uint16_t	Ypos,
		uint16_t	Width,
		uint16_t	Height
	)

Draws a rectangle.

Parameters:

Xpos,:	X position
Ypos,:	Y position
Height,:	rectangle height
Width,:	rectangle width

Return values:

None

Definition at line 317 of file stm32l0538_discovery_epd.c.

References BSP_EPD_DrawHLine(), and BSP_EPD_DrawVLine().

void BSP_EPD_DrawVLine	(	uint16_t	Xpos,
		uint16_t	Ypos,
		uint16_t	Length
	)

Draws a vertical line.

Parameters:

Xpos,:	X position
Ypos,:	Y position
Length,:	line length.

Return values:

None

Definition at line 296 of file stm32l0538_discovery_epd.c.

References epd_drv.

Referenced by BSP_EPD_DrawRect().

void BSP_EPD_FillRect	(	uint16_t	Xpos,
		uint16_t	Ypos,
		uint16_t	Width,
		uint16_t	Height
	)

Displays a full rectangle.

Parameters:

Xpos,:	X position.
Ypos,:	Y position.
Height,:	display rectangle height.
Width,:	display rectangle width.

Return values:

None

Definition at line 336 of file stm32l0538_discovery_epd.c.

References epd_drv.

sFONT* BSP_EPD_GetFont

(

void

)

Gets the Text Font.

Parameters:

None.

Return values:

the	used layer font.

Definition at line 156 of file stm32l0538_discovery_epd.c.

References pFont.

uint32_t BSP_EPD_GetXSize

(

void

)

Gets the EPD X size.

Parameters:

None

Return values:

EPD

X size

Definition at line 126 of file stm32l0538_discovery_epd.c.

References epd_drv.

Referenced by BSP_EPD_DisplayStringAt(), and BSP_EPD_DrawImage().

uint32_t BSP_EPD_GetYSize

(

void

)

Gets the EPD Y size.

Parameters:

None

Return values:

EPD

Y size

Definition at line 136 of file stm32l0538_discovery_epd.c.

References epd_drv.

Referenced by BSP_EPD_DrawImage().

uint8_t BSP_EPD_Init

(

void

)

Initializes the EPD.

Parameters:

None

Return values:

EPD

state

Definition at line 98 of file stm32l0538_discovery_epd.c.

References BSP_EPD_Clear(), BSP_EPD_SetFont(), EPD_COLOR_WHITE, EPD_DEFAULT_FONT, epd_drv, EPD_ERROR, EPD_OK, and Font16.

void BSP_EPD_RefreshDisplay

(

void

)

Updates the display from the data located into the RAM.

Parameters:

None

Return values:

None

Definition at line 389 of file stm32l0538_discovery_epd.c.

References EPD_BUSY_GPIO_PORT, EPD_BUSY_PIN, EPD_Delay(), epd_drv, and EPD_RESET_HIGH.

void BSP_EPD_SetFont

(

sFONT *

pFonts

)

Sets the Text Font.

Parameters:

pFonts,:

specifies the layer font to be used.

Return values:

None

Definition at line 146 of file stm32l0538_discovery_epd.c.

Referenced by BSP_EPD_Init().