AN3128 datasheet(75/105 Pages) STMICROELECTRONICS

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AN3128

Multi-input embedded GUI library firmware

Doc ID 16918 Rev 5

75/105

4.6.7

GL_DisplayAdjStringLine HAL function

Table 46 describes the GL_DisplayAdjStringLine function of the hardware abstraction layer.

4.6.8

GL_LCD_DisplayChar HAL function

Table 47 describes the GL_LCD_DisplayChar function of the hardware abstraction layer.

Table 46.

GL_DisplayAdjStringLine

Name

Description

Function name

GL_DisplayAdjStringLine

Function prototype

void GL_DisplayAdjStringLine (GL_uint8_t Line, GL_uint16_t Column,

GL_uint8_t *ptr, GL_bool Transparent_Flag)

Behavior description

Displays a maximum of 20 char on the LCD

Input parameter {x}

Line: the line where the character shape is displayed

*ptr: pointer to the string to display on LCD

Output parameter {x}

None

Return value

None

Required preconditions None

Called functions

None

Table 47.

GL_LCD_DisplayChar

Name

Description

Function name

GL_LCD_DisplayChar

Function prototype

void GL_LCD_DisplayChar (uint8_t Line, uint16_t Column, uint8_t Ascii,

GL_bool Transparent_Flag)

Behavior description

Displays one character (16 dots width, 24 dots height)

Input parameter {x}

Line: the line where the character shape is displayed. This parameter can

be one of the following values: Linex: where x can be 0..9

Column: start column address

Ascii: character ascii code, must be between 0x20 and 0x7E

GL_bool Trasparent_Flag, if TRUE it does not print a BackColor

Output parameter {x}

None

Return value

None

Required preconditions None

Called functions

GL_LCD_DrawCharTransparent or GL_LCD_DrawChar

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