Matrix Orbital GLC24064 - Manual (Page 40)

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).
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