STM8S/A Standard Peripherals Firmware Library: Common

STM8S/A

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STM8S/A Standard Peripherals Firmware Library

Modules
	STM8S_EVAL_LCD_Exported_Macros
	STM8S_EVAL_SPI_SD_Private_Functions
	STM8S_EVAL_I2C_EE
	This file includes the I2C EEPROM driver of STM8S-EVAL boards.
	STM8-128_EVAL_LOW_LEVEL_DOT_MATRIX_LCD
	STM8S_EVAL_SPI_SD
Defines
#define	_delay_ delay
#define	COMMAND_TYPE ((uint8_t)0xF8)
#define	DATA_TYPE ((uint8_t)0xFA)
#define	DISPLAY_CLR ((uint8_t)0x01)
#define	DISPLAY_OFF ((uint8_t)0x08)
#define	DISPLAY_ON ((uint8_t)0x0C)
#define	ENTRY_MODE_SET_INC ((uint8_t)0x06)
#define	LCD_LINE1 ((uint8_t)0x80)
#define	LCD_LINE2 ((uint8_t)0x90)
#define	LCD_LINE_MAX_CHAR ((uint8_t)15)
#define	SET_EXTENDED_INST ((uint8_t)0x34)
#define	SET_GRAPHIC_MODE ((uint8_t)0x36)
#define	SET_TEXT_MODE ((uint8_t)0x30)
Functions
void	LCD_BacklightCmd (FunctionalState NewState)
	Enable or Disable the LCD backlight.
void	LCD_Clear (void)
	Clear the LCD.
void	LCD_DisplayLogo (uint8_t address)
	Display ST logo.
void	LCD_Print (uint8_t *ptr)
	Display a string from current position of the LCD cursor.
void	LCD_RollString (uint8_t Line, uint8_t *ptr, uint16_t speed)
	Display a string in rolling mode.
void	LCD_SendByte (uint8_t DataType, uint8_t DataToSend)
	Send a byte to LCD.
void	LCD_SetCursorPos (uint8_t Line, uint8_t Offset)
	Set the LCD cursor to the specified location.
void	STM8S_EVAL_LCD_Init (void)
	Initialize the LCD.

Define Documentation

#define _delay_ delay

Definition at line 61 of file stm8s_eval_lcd.h.

Referenced by LCD_Clear(), LCD_RollString(), LCD_SendByte(), and STM8S_EVAL_LCD_Init().

#define COMMAND_TYPE ((uint8_t)0xF8)

Definition at line 94 of file stm8s_eval_lcd.h.

Referenced by LCD_Clear(), LCD_DisplayCGRAM0(), LCD_DisplayCGRAM1(), LCD_RollString(), LCD_SetCursorPos(), and STM8S_EVAL_LCD_Init().

#define DATA_TYPE ((uint8_t)0xFA)

Definition at line 95 of file stm8s_eval_lcd.h.

Referenced by LCD_DisplayCGRAM0(), LCD_DisplayCGRAM1(), LCD_Print(), and LCD_RollString().

#define DISPLAY_CLR ((uint8_t)0x01)

Definition at line 101 of file stm8s_eval_lcd.h.

Referenced by LCD_Clear(), and STM8S_EVAL_LCD_Init().

#define DISPLAY_OFF ((uint8_t)0x08)

Definition at line 100 of file stm8s_eval_lcd.h.

#define DISPLAY_ON ((uint8_t)0x0C)

Definition at line 99 of file stm8s_eval_lcd.h.

Referenced by STM8S_EVAL_LCD_Init().

#define ENTRY_MODE_SET_INC ((uint8_t)0x06)

Definition at line 102 of file stm8s_eval_lcd.h.

Referenced by STM8S_EVAL_LCD_Init().

#define LCD_LINE1 ((uint8_t)0x80)

Definition at line 90 of file stm8s_eval_lcd.h.

Referenced by LCD_Config(), main(), and sEE_TIMEOUT_UserCallback().

#define LCD_LINE2 ((uint8_t)0x90)

Definition at line 91 of file stm8s_eval_lcd.h.

Referenced by LCD_Config(), LCD_Display(), main(), PrintLogo(), and sEE_TIMEOUT_UserCallback().

#define LCD_LINE_MAX_CHAR ((uint8_t)15)

Definition at line 89 of file stm8s_eval_lcd.h.

Referenced by LCD_RollString().

#define SET_EXTENDED_INST ((uint8_t)0x34)

Definition at line 97 of file stm8s_eval_lcd.h.

#define SET_GRAPHIC_MODE ((uint8_t)0x36)

Definition at line 98 of file stm8s_eval_lcd.h.

#define SET_TEXT_MODE ((uint8_t)0x30)

Definition at line 96 of file stm8s_eval_lcd.h.

Referenced by STM8S_EVAL_LCD_Init().

Function Documentation

void LCD_BacklightCmd ( FunctionalState NewState )

Enable or Disable the LCD backlight.

Parameters:

NewState Backlight state

Return values:

None

Definition at line 192 of file stm8s_eval_lcd.c.

References DISABLE, GPIO_WriteHigh(), GPIO_WriteLow(), LCD_BACKLIGHT_PIN, and LCD_BACKLIGHT_PORT.

void LCD_Clear ( void )

Clear the LCD.

Parameters:

None

Return values:

None

Definition at line 245 of file stm8s_eval_lcd.c.

References _delay_, COMMAND_TYPE, DISPLAY_CLR, and LCD_SendByte().

Referenced by LCD_Config(), and main().

void LCD_DisplayLogo ( uint8_t address )

Display ST logo.

Parameters:

address : Display address (LINE1:0x80-0x87 and LINE2:0x90-0x97)

Return values:

None

Definition at line 330 of file stm8s_eval_lcd.c.

References LCD_DisplayCGRAM0(), LCD_DisplayCGRAM1(), S_CGRAM, and T_CGRAM.

Referenced by main(), and PrintLogo().

void LCD_Print ( uint8_t * ptr )

Display a string from current position of the LCD cursor.

Parameters:

ptr	: Pointer to the string to display

Return values:

None

Definition at line 259 of file stm8s_eval_lcd.c.

References __IO, DATA_TYPE, and LCD_SendByte().

Referenced by LCD_Config(), LCD_Display(), main(), PrintLogo(), and sEE_TIMEOUT_UserCallback().

void LCD_RollString	(	uint8_t	Line,
		uint8_t *	ptr,
		uint16_t	speed
	)

Display a string in rolling mode.

Parameters:

Line	: line used for displaying the text (LCD_LINE1 or LCD_LINE2)
ptr	: Pointer to the text to display
speed	: Rolling speed

Return values:

None

Definition at line 279 of file stm8s_eval_lcd.c.

References _delay_, COMMAND_TYPE, DATA_TYPE, LCD_LINE_MAX_CHAR, and LCD_SendByte().

void LCD_SendByte	(	uint8_t	DataType,
		uint8_t	DataToSend
	)

Send a byte to LCD.

Parameters:

DataType	Type of Data to be sent
DataToSend	Data to be sent

Return values:

None

Definition at line 221 of file stm8s_eval_lcd.c.

References _delay_, LCD_NCS_HIGH, LCD_NCS_LOW, and LCD_SPISendByte().

Referenced by LCD_Clear(), LCD_DisplayCGRAM0(), LCD_DisplayCGRAM1(), LCD_Print(), LCD_RollString(), LCD_SetCursorPos(), and STM8S_EVAL_LCD_Init().

void LCD_SetCursorPos	(	uint8_t	Line,
		uint8_t	Offset
	)

Set the LCD cursor to the specified location.

Parameters:

Line	: line where the cursor will be set (LCD_LINE1 or LCD_LINE2)
Offset	: is the position offset (only even position are supported)

Return values:

None

Definition at line 210 of file stm8s_eval_lcd.c.

References COMMAND_TYPE, and LCD_SendByte().

Referenced by LCD_Config(), LCD_Display(), main(), PrintLogo(), and sEE_TIMEOUT_UserCallback().

void STM8S_EVAL_LCD_Init ( void )

Initialize the LCD.

Parameters:

None

Return values:

None

Definition at line 148 of file stm8s_eval_lcd.c.

References _delay_, CLK_PeripheralClockConfig(), COMMAND_TYPE, DISPLAY_CLR, DISPLAY_ON, ENABLE, ENTRY_MODE_SET_INC, GPIO_Init(), GPIO_MODE_OUT_PP_LOW_FAST, LCD_BACKLIGHT_PIN, LCD_BACKLIGHT_PORT, LCD_NCS_GPIO_PORT, LCD_NCS_PIN, LCD_SendByte(), LCD_SPI_CLK, LCD_SPI_GPIO_PORT, LCD_SPI_MOSI_PIN, LCD_SPI_SCK_PIN, SET_TEXT_MODE, SPI_BAUDRATEPRESCALER_64, SPI_CLOCKPHASE_2EDGE, SPI_CLOCKPOLARITY_HIGH, SPI_Cmd(), SPI_DATADIRECTION_1LINE_TX, SPI_FIRSTBIT_MSB, SPI_Init(), SPI_MODE_MASTER, and SPI_NSS_SOFT.

Referenced by LCD_Config(), and main().

STM8 Standard Peripherals Library: Footer

For complete documentation on STM8 8-bit Microcontrollers platform visit www.st.com

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