10 display functions, 4 set startup gpo state, 1 introduction – Matrix Orbital GLC24064 User Manual
Page 38: 2 clear screen

Syntax
Hexadecimal
0xFE 0x57 [Num]
Decimal
254 87 [Num]
ASCII
254 “W” [Num]
Parameters
Parameter
Length
Description
Num
1
GPO number.
Description
This command turns ON general purpose output [num]. The standard
GPO’s on the output 20mA of current at 5V.
NOTE
ON means the output is pulled LOW.
Remembered
Yes
9.4
Set Startup GPO state
Syntax
Hexadecimal
0xFE 0xC3 [Num] [state]
Decimal
254 195 [Num] [state]
Parameters
Parameter
Length
Description
Num
1
GPO number.
state
1
Startup state (0: Off, 1: On)
Description
This command will set the startup state for the GPO on the next power
up. A value of one will cause the GPO to be off on the next startup
while a value of one will cause the GPO to be on.
NOTE
This command does not affect the current state of the GPO.
Remembered
Always
10
Display Functions
10.1
Introduction
The employs software controlled display settings, which allow for control over, clearing 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.
10.2
Clear Screen
Matrix Orbital
GLC24064
33