GLK19264-7T-1U-USB-GW Matrix Orbital, GLK19264-7T-1U-USB-GW Datasheet - Page 18
![LCD Character Display Modules White Background Blue Text](/photos/26/60/266047/glk19264-7t-1u-usb-gw_sml.jpg)
GLK19264-7T-1U-USB-GW
Manufacturer Part Number
GLK19264-7T-1U-USB-GW
Description
LCD Character Display Modules White Background Blue Text
Manufacturer
Matrix Orbital
Datasheet
1.GLK19264-7T-1U-WB-LV-E.pdf
(71 pages)
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3.3 The display module is communicating, however text cannot
3.4 There is a problem uploading fonts or bitmaps.
Matrix Orbital
• Second, please ensure that the display module is set to communicate on the protocol that you are
• Third, ensure that the host system and display module are both communicating on the same baud rate.
• If you are communicating to the display via I
• Finally, you may reset the display to it’s default settings using the Manual Override Key, see Sec-
• 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 jumpered. See Section 2.6 on the
• Third, please ensure that the display module’s memory is not full. The GLK19264-7T-1U has 16 Kb
using, by checking the Protocol Select Jumpers. To change the protocol used by the display module
see Section 2.4 on page 10.
The default baud rate for the display module is 19200 bps.
address. The default slave address for the display module is 0x50.
tion 2.5 on page 11.
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 GLK19264-
7T-1U.
previous page.
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 66 for contact information.
2
C communication will always require pull up resistors.
GLK19264-7T-1U
2
C please ensure that the data is being sent to the correct
13
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