Matrix Orbital GLK24064-25 Legacy User Manual
Page 43
Command
Syntax
Default
Notes
Backlight on
FE 42 [minutes]
254 66 [minutes]
254 ’B’ [minutes]
on
Backlight
will
stay on for [min-
utes]. If [minutes]
=
0 backlight
will
stay
on
permanently.
Backlight off
FE 46
254 70
254 ’F’
on
Turns off back-
light.
General purpose output on
FE 56
254 86
254 ’V’
off
Turns the general
purpose
output
ON.
General purpose output off
FE 57
254 87
254 ’W’
off
Turns the general
purpose
output
OFF.
Set I
2
C address
FE 33 [address]
254 51 [address]
254 ’3’ [address]
ox50
Value is write ad-
dress and must be
even, read address
is 1 higher.
Read module type
FE 37
254 55
254 ’7’
see table
Reads the module
type. Returns a 1-
byte hex value.
Set RS-232 port speed
FE 39 [speed]
254 57 [speed]
254 ’9’ [speed]
19,200
Sets
RS-232
speed.
Enter flow control mode
FE 3A [full] [empty]
254 58 [full] [empty]
254 ’:’ [full] [empty]
off
Sets "full" and
"empty"
marks
for the 96 byte
display
buffer.
When
buffer
reaches
[full]
display
will
return 0xFE to
host.
When
buffer
reaches
[empty] display
will return 0xFF.
Exit flow control mode
FE 3B
254 59
254 ’;’
Turns off flow
control
(buffer
handshaking).
Matrix Orbital
GLK24064-25
39