Mikroelektronika MIKROE-742 데이터 시트

419

- SOFTWARE AND HARDWARE SOLUTIONS FOR EMBEDDED WORLD

CHAPTER 6

procedure SPI_Lcd_Cmd(out_char : byte);

Nothing.

Sends command to Lcd.

Parameters : 

- 

out_char

: command to be sent 

Note: Predefined constants can be passed to the function, see Available Lcd
Commands. 

Lcd needs to be initialized for SPI communication, see SPI_Lcd_Config routines.

// Clear Lcd display:

SPI_Lcd_Cmd(LCD_CLEAR);

LCD_FIRST_ROW

Move cursor to the 1st row

LCD_SECOND_ROW

Move cursor to the 2nd row

LCD_THIRD_ROW

Move cursor to the 3rd row

LCD_FOURTH_ROW

Move cursor to the 4th row

LCD_CLEAR

Clear display

LCD_RETURN_HOME

Return cursor to home position, returns a shifted display
to its original position. Display data RAM is unaffected.

LCD_CURSOR_OFF

Turn off cursor

LCD_UNDERLINE_ON

Underline cursor on

LCD_BLINK_CURSOR_ON

Blink cursor on

LCD_MOVE_CURSOR_LEFT

Move cursor left without changing display data RAM

LCD_MOVE_CURSOR_RIGHT

Move cursor right without changing display data RAM

LCD_TURN_ON

Turn Lcd display on

LCD_TURN_OFF

Turn Lcd display off

LCD_SHIFT_LEFT

Shift display left without changing display data RAM

LCD_SHIFT_RIGHT

Shift display right without changing display data RAM