10 display functions, 9 assign keypad codes, 1 introduction – Matrix Orbital VK204-25 Legacy User Manual
Page 41: 2 display on
Description
This command turns auto repeat mode off. See Set Auto Repeat Mode.
Remembered
No
9.9
Assign Keypad Codes
Syntax
Hexadecimal
0xFE 0xD5 [KDown] [KUp]
Decimal
254 213 [KDown] [KUp]
Parameters
Parameter
Length
Description
KDown
25
Key down codes
KUp
25
Key up codes
Description
This command will allow you to reassign the key codes that correspond
to the key presses on the matrix style key pad. The first 25 bytes that are
transmitted will be used for the key down codes and the next 25 bytes
that are transmitted will be used for the key up codes.
Key Down
1
2
3
4
5
1
A
B
C
D
E
2
F
G
H
I
J
3
K
L
M
N
O
4
P
Q
R
S
T
5
U
V
W
X
Y
Key Up
1
2
3
4
5
1
a
b
c
d
e
2
f
g
h
i
j
3
k
l
m
n
o
4
p
q
r
s
t
5
u
v
w
x
y
Remembered
Always
10
Display Functions
10.1
Introduction
The VK204-25-USB 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
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).
Matrix Orbital
VK204-25-USB
37