GLK12232-25-SM-R14 Matrix Orbital, GLK12232-25-SM-R14 Datasheet - Page 21
![LCD GRAPHIC DISPL 122X32 WHT/BLU](/photos/13/95/139512/glk12232-25-sm_back_sml.jpg)
GLK12232-25-SM-R14
Manufacturer Part Number
GLK12232-25-SM-R14
Description
LCD GRAPHIC DISPL 122X32 WHT/BLU
Manufacturer
Matrix Orbital
Datasheet
1.GLK12232-25-SM-WB.pdf
(42 pages)
Specifications of GLK12232-25-SM-R14
Display Type
LCD - Monochrome
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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
635-1000
GLK12232-25-SM
GLK12232-25-SM
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
GLK12232-25-SM-R14
Manufacturer:
Matrix Orbital
Quantity:
135
6.1 General
data byte stream. Aside from this processing, the keypad has no effect on the display. If it is necessary to
send keystrokes to the display, they must be routed through the micro-controller.
6.2 Connections
not be damaged by reversing the connector. However, the keypad will generate a different ASCII character
mapping for each position. If the connector has fewer than 10 pins it should be centered on the display
connector.
10 pin 0.1" spacing male header. Pins 1 through 5 are columns and pins 6 through 10 are rows. The keypad
is scanned whenever a key is pressed; there is no continuous key scan. This means that key presses are dealt
with immediately without any appreciable latency. This also prevents electrical noise which is often caused
by continuous key scans.
Matrix Orbital
The display keypad interface processes the keypad row / column matrix into a serial (RS-232 or I
The connector is not ’keyed’ so the keypad will probably plug in either of two ways. The display will
The diagram shows the logical layout (row 1, column 1 in upper left). The connector for the keypad is a
NOTE
case, the user will need to interpret the key codes differently. Also included are two extra
pins on each end of the connector to be used for ground strapping. This can be used
in conjuntion with your keypad if a ground strap connection is required or if a common
ground connection is needed.
Please note that keypads may be laid out in a different pattern. If this is the
Figure 12: Keypad Connector
Figure 13: Keypad Connector
GLK12232-25-SM
2
C)
17