PK202-25 Matrix Orbital, PK202-25 Datasheet - Page 28

• 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

5.1.6 Define custom character (254 78 [c] [8 bytes])
to 0x07) places in the character set.
character. [c] is the character number (0x00 to 0x07). The 8 bytes are mapped as shown below;
character number. The character will be laid out as follows;
Matrix Orbital
The display allows up to 8 user defined (custom) characters. These characters occupy the first 8 (0x00
Custom characters occupy a 5x8 pixel matrix. Built in characters are 5x8.
The characters are defined by issuing the command: 254 78 [c], followed by 8 bytes to define the
A "1" bit indicates an on (black) pixel, a "0" bit indicates an off (clear) pixel.
Once defined, a character is displayed simply by issuing a value (0x00 to 0x07) corresponding to the
NOTE Custom characters will be erased if any of the "Initialize bar graph" commands
are issued.
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
Table 11: Character Values
11
16
21
26
31
36
1
6
11
16
21
26
31
36
1
6
Table 10: 8 Byte Map
12
17
22
27
32
37
2
7
12
17
22
27
32
37
2
7
MSB LSB
PK202-25
13
18
23
28
33
38
3
8
13
18
23
28
33
38
3
8
14
19
24
29
34
39
4
9
14
19
24
29
34
39
4
9
10
15
20
25
30
35
40
5
10
15
20
25
30
35
40
5
Data Byte 1
Data Byte 2
Data Byte 3
Data Byte 4
Data Byte 5
Data Byte 6
Data Byte 7
Data Byte 8
24