Set_cursor, Gotoxy, Wherex – Argox PA-20 Programming Guide User Manual

Page 80: Wherexy

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PT-20 Programming Guide

78

Returns: The Get_Cursor function returns an integer of 1 if the cursor is visible

(turned on), 0 if not.

Set_Cursor

Purpose: Turn on or off the cursor of the LCD display.

Syntax: void Set_Cursor(int status);

Example call: Set_Cursor (0);//Cursor off

Includes:

#include “SDK.h ”

Description: The Set_Cursor function displays or hides the cursor of the LCD display

according to the value of status specified. If status equals 1, 2, or 3, the

cursor will be turned on to show the current cursor position. If status

equals 0, the cursor will be invisible.

status

Curser status

0

Cursor off.

1

Cursor on, and cursor type is a line as _.

2

Cursor on, and cursor type is a line as |.

3

Cursor on, and cursor type is a block as

■.

Returns: None

gotoxy

Purpose: Move cursor to new position.

Syntax: int gotoxy(int x_position, int y_position);

Example call: gotoxy(3,2);/* Move to second line of the third row */

Includes:

#include “SDK.h ”

Description: The gotoxy function moves the cursor to a new position whose

coordinate is specified in the argument x_position and y_position.

Returns: Normally the gotoxy function will return an integer value of 1 when

operation completes. In case of LCD fault, 0 is returned to indicate error.

wherex

Purpose: Get x-coordinate of the cursor location.

Syntax: int wherex(void);

Example call: x_position = wherex( );

Includes:

#include “SDK.h ”

Description: The wherex function determines the current x-coordinate location of the

cursor.

Returns: The wherex function returns the x-coordinate of the cursor location.

wherexy

Purpose: Get x-coordinate and y-coordinate of the cursor location

Syntax: int wherexy(int* column, int* row);

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