GLK12232-25-SM-V Matrix Orbital, GLK12232-25-SM-V Datasheet - Page 18

• Manufacturer Part Number: GLK12232-25-SM-V
• Description: LCD GRAPHIC DISPL 122X32 WHT BLU
• Manufacturer: Matrix Orbital

Specifications of GLK12232-25-SM-V

• Display Type: LCD - Color
• Display Mode: Transmissive
• Viewing Area: 60.20mm L x 18.00mm W
• Backlight: LED - White
• Dot Size: 0.40mm W x 0.40mm H
• Dot Pitch: 0.44mm x 0.44mm
• Dot Pixels: 122 x 32
• Interface: I²C, RS232, TTL
• Pixel Density: 32 x 122
• Module Size (w X H X T): 65.8 mm x 27 mm x 9.85 mm
• Backlighting: Blue
• Background Color: White
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.3 The display module is communicating, however text cannot
3.4 There is a problem uploading fonts or bitmaps.
4 Communications
4.1 Introduction
Matrix Orbital
• If you are communicating to the display via I
• Finally, you may reset the display to it’s default settings using the Manual Override Jumper, see
• The cause of this is often that no font has been loaded onto the display. To load a font onto the display
• Another common cause may be that the contrast settings have been set to low. The solution to this
• First, ensure that you can communicate to the display. A good test is to use a PC, with MOGD#
• Second, ensure that the Filesystem Lock Jumper has not been set. See Section 2.6 on page 11.
• Third, please ensure that the display module’s memory is not full. The GLK12232-25-SM has 16 Kb
The commands listed in this chapter describe how to configure data flow on the GLK12232-25-SM.
address. The default slave address for the display module is 0x50.
Section 2.5 on page 10.
see Section 4.2.1 on page 16.
problem is to adjust the contrast settings, the default setting that will work in most environments is
128
installed, to connect to the display. See Section 1.4 on page 4for setting up a PC to test the GLK12232-
25-SM.
of memory for fonts and bitmaps.
be displayed.
NOTE I
NOTE Optimal contrast settings may vary according to factors such as temperature, view-
ing angle and lighting conditions.
NOTE If you are unable to resolve any issue please contact Matrix Orbital. See 16.6 on
page 64 for contact information.
2
C communication will always require pull up resistors.
GLK12232-25-SM
2
C please ensure that the data is being sent to the correct
13