GLK240128-25-WB-VPT Matrix Orbital, GLK240128-25-WB-VPT Datasheet - Page 27

• Manufacturer Part Number: GLK240128-25-WB-VPT
• Description: LCD GRAPHIC DISPL 240X128 BLU WH
• Manufacturer: Matrix Orbital
• Series: GLK240128-25r

Specifications of GLK240128-25-WB-VPT

• Display Type: LCD - Color
• Display Mode: Transmissive
• Viewing Area: 114.00mm L x 64.00mm W
• Backlight: LED - Blue
• Dot Pixels: 240 x 128
• Interface: I²C, RS232, TTL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Dot Size: -
• Dot Pitch: -
• Other names: GLK240128-25 -WB-VPT; GLK240128-25 -WB-VPT

3.1 Upload a
Font File
Upload a font to a graphic display. To create a font see the Font File Creation section, for upload protocol see the
File Upload Protocol or XModem Upload Protocol entries. Default font is ID 1.
ID
Size
Data
3.2 Set the
Current Font
Set the font in use by specifying a unique identification number. Characters sent after the command will appear in
the font specified; previous text will not be affected. Default is 1.
ID
3.3 Set Font
Metrics
Set the font spacing, or metrics, used with the current font. Changes only appear in text sent after command.
Line Margin
Top Margin
Character Spacing
Line Spacing
Scroll Start
3.4 Set Box Space
Mode
Toggle box space on or off. When on, a character sized box is cleared from the screen before a character is
written. This eliminates any text or bitmap remnants behind the character. Default is on.
Switch
*Note:
from firmware revision 8.1 onward. Please query your display revision to ensure this command is issued correctly.
21
6.3 Fonts
2 bytes*, unique font identification number
To accommodate additional memory, Font and Bitmap IDs have been increased to 2 bytes and size to 4
2 bytes*, unique font identification number, LSB first
4 bytes*, size of the entire font file, LSB first
variable length, font file data, see Font File Creation for example
1 byte, 1 for on or 0 for off
Dec
Hex
ASCII
Dec
Hex
ASCII
Dec
Hex
ASCII
1 byte, space between left of display and first column of text. Default 0.
1 byte, space between top of display area and first row of text. Default 0.
1 byte, space between characters. Default 0.
1 byte, space between character rows. Default 1.
1 byte, point at which text scrolls up screen to display additional rows. Default height-1.
Dec
Hex
254 50
254 36
FE 32
254 49
FE 24
FE 31
254 172
■ 2
■ $
■ 1
FE AC
Line Margin Top Margin Character Spacing Line Spacing Scroll Start
Line Margin Top Margin Character Spacing Line Spacing Scroll Start
Line Margin Top Margin Character Spacing Line Spacing Scroll Start
ID Size Data
ID Size Data
ID Size Data
ID
ID
ID
Switch
Switch