PK202-25 Matrix Orbital, PK202-25 Datasheet - Page 44

• Manufacturer Part Number: PK202-25
• Description: LCD Character Display Modules Black Background Yel/Grn Text
• Manufacturer: Matrix Orbital
• Series: PK202-25r

Specifications of PK202-25

• Character Count X Line: 20 x 2
• Module Size (w X H X T): 116 mm x 37 mm x 25.73 mm
• Background Color: Black
• Backlight Type: LED Yellow / Green
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Matrix Orbital
Command
Remember
Set brightness and save
Display on
Display off
Load startup screen
General purpose output off
General purpose output on
Remember general pur-
pose output
Set I
2
C address
FE 91 [brightness]
FE 40 [40 char]
FE 56 [gpo #]
FE 57 [gpo #]
Syntax
FE 93 [0|1]
254 147
245 145 [brightness]
FE 42 [minutes]
254 66 [minutes] 254 ’B’
[minutes]
FE 46
254 70
254 ’F’
254 64 [40 char]
254 ’@’ [40 char]
254 86 [gpo #]
254 ’V’ [gpo #]
254 87 [gpo #]
254 ’W’ [gpo #]
FE C3 [gpo#][gpo value]
254 195 [gpo#][gpo value]
FE 33 [address]
254 51 [address]
254 ’3’ [address]
PK202-25
Default
Off
0xFF
R
On
R
Off
R
Matrix
PK202-25
Off
R
Off
R
Off
0x50
Orbital
Notes
Turn the “remem-
ber” function on
[1] or off [0].
Sets
brightness
saves
suquent
ups. Brightness is
a value between
0x00 and 0xFF.
Where 0x00 is
“dim” and 0xFF
is “bright”.
Display will stay
on for [minutes].
If [minutes] = 0
display will stay
on permanently.
Maximum value
for [minutes] is
100.
Turns off display.
Loads new startup
screen (40 char-
acters).
is remembered for
subsequent power
ups.
Turns a general
purpose
OFF. [gpo #] may
be from 1 to 6.
Turns a general
purpose
ON. [gpo #] may
be from 1 to 6.
Remembers
state of each GPO
after power up.
Value is write ad-
dress and must be
even, read address
is 1 higher.
on
display
Screen
output
output
power
sub-
and
the
40