Matrix Orbital GLK12232-25-SM Legacy - Manual (Page 38)

Command Syntax Default Notes
Upload bitmap FE ^E [ref] [size] [data]
254 94[ref] [size] [data]
254 ’^’ [ref] [size] [data]
n/a Uploads a bitmap
to the memory of
the display.
Upload font FE 24 [ref] [size] [data]
254 36 [ref] [size] [data]
254 ’$’ [ref] [size] [data]
n/a Uploads a font to
the memory of the
display.
9.7 Miscellaneous Commands
Table 17: Miscellaneous Commands
Command Syntax Default Notes
Clear display FE 58
254 88
254 ’X’
n/a Clears screen of
text and graphics,
places text cursor
at top left.
Set contrast FE 50 [contrast] 254 80
[contrast] 254 ’P’ [con-
trast]
128 Sets display con-
trast. Compen-
sates for viewing
angle. Contrast
is a value between
0 and 255 (hex 0
to FF). Larger =
darker.
Set contrast and save FE 91 [contrast] 254 145
[contrast]
128 Same as "Set con-
trast" but saves
[contrast] as de-
fault.
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.
Set backlight brightness FE 99
254 153
On (Full Inten-
sity)
Changes the
intensity of the
backlight.
Matrix Orbital GLK12232-25-SM 34