11 Display Functions
11.1 Introduction
The GLK12232-25-SMemploys software controlled display settings, which allow for control over, clear-
ing the screen, changing the brightness and contrast or setting timers for turning it on or off. The combination
of these allow you complete software control over your display's appearance.
11.2 Clear Screen
Syntax
Hexadecimal 0xFE 0x58
Decimal 254 88
ASCII 254 “X”
Description This command clears the display and resets the text insertion position to
the top left position of the screen de?ned in the font metrics
.
Remembered No
11.3 Display On
Syntax
Hexadecimal 0xFE 0x42 [min]
Decimal 254 66 [min]
ASCII 254 “B” [min]
Parameters
Parameter Length Description
min 1 Minutes before turning the display
on (0 to 90).
Description This command turns the backlight on after the [minutes] timer has
expired, with a ninety minute maximum timer. A time of 0 speci?es that
the backlight should turn on immediately and stay on. When this
command is sent while the remember function is on, the timer will reset
and begin after power up.
Remembered Yes
Default 0
11.4 Display Off
Syntax
Hexadecimal 0xFE 0x46
Decimal 254 70
ASCII 254 “F”
Matrix Orbital GLK12232-25-SM
40