EA LED55X31-W ELECTRONIC ASSEMBLY, EA LED55X31-W Datasheet - Page 7
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EA LED55X31-W
Manufacturer Part Number
EA LED55X31-W
Description
LCD Character Display Modules White LED Backlight For DOG-M Series
Manufacturer
ELECTRONIC ASSEMBLY
Datasheet
1.EA_DOGM081L-A.pdf
(8 pages)
Specifications of EA LED55X31-W
Module Size (w X H X T)
55 mm x 31 mm x 3.6 mm
Voltage Rating
3.3 V / 5 V
Operating Temperature Range
- 20 C to + 70 C
Backlight Type
LED White
Interface
4 Bit, 8 Bit, SPI 4-Wire
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRONIC ASSEMBLY reserves
the right to change specifications
without prior notice. Printing and
typographical errors reserved.
EXAMPLES FOR INITIALISATION
EA DOGM081
EA DOGM162
EA DOGM163
Command
Function Set
Bias Set
Power Control
Follower Control
Contrast Set
Function Set
Display ON/OFF
Clear Display
Entry Mode Set
Command
Function Set
Bias Set
Power Control
Follower Control
Contrast Set
Function Set
Display ON/OFF
Clear Display
Entry Mode Set
Command
Function Set
Bias Set
Power Control
Follower Control
Contrast Set
Function Set
Display ON/OFF
Clear Display
Entry Mode Set
Command
Function Set
Bias Set
Power Control
Follower Control
Contrast Set
Function Set
Display ON/OFF
Clear Display
Entry Mode Set
Befehl
Function Set
Bias Set
Power Control
Follower Control
Contrast Set
Function Set
Display ON/OFF
Clear Display
Entry Mode Set
Command
Function Set
Bias Set
Power Control
Follower Control
Contrast Set
Function Set
Display ON/OFF
Clear Display
Entry Mode Set
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Hex Note
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Hex Note
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Hex Note
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Hex Note
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Hex Bemerkung
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Hex Note
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
0
Example of initialisation: 8 Bit / 3.3V
Example of initialisation: 8 bit / 3.3V
Example of initialisation: 8 bit / 3.3V
Example of initialisation: 8 bit / 5V
Example of initialisation: 8 bit / 5V
Example of initialisation: 8 bit / 5V
1
0
0
1
1
1
0
0
0
1
0
0
1
1
1
0
0
0
1
0
0
1
1
1
0
0
0
1
0
0
1
1
1
0
0
0
1
0
0
1
1
1
0
0
0
1
0
0
1
1
1
0
0
0
1
1
1
0
1
1
0
0
0
1
1
1
0
1
1
0
0
0
1
1
1
0
1
1
0
0
0
1
1
1
0
1
1
0
0
0
1
1
1
0
1
1
0
0
0
1
1
1
0
1
1
0
0
0
0
0
0
1
1
0
1
0
0
0
1
0
1
0
0
1
0
0
1
0
0
1
1
1
1
0
0
1
1
0
1
0
1
1
0
0
1
0
0
1
0
1
1
0
0
1
1
0
1
1
1
1
0
0
EA DOGM081
EA DOGM081
EA DOGM162
EA DOGM162
EA DOGM163
EA DOGM163
0
1
1
1
1
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
1
1
0
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
1
1
0
0
1
0
1
0
1
0
1
1
0
1
0
1
0
0
0
0
0
0
1
0
1
0
0
0
1
0
0
1
0
1
0
0
0
0
0
0
1
0
1
0
0
1
0
0
0
1
0
1
0
0
0
1
1
0
1
0
1
0
0
0
0
0
0
1
0
1
1
0
1
1
0
0
1
1
0
1
0
1
0
0
0
1
1
0
1
0
1
1
0
0
1
1
0
1
0
0
1
0
0
1
1
0
1
1
1
0
0
0
1
1
0
1
1
0
0
0
0
1
1
0
$31 8 bit data length, 1 line, instruction table 1
$14 BS: 1/5, 1 line LCD
$55 booster on, contrast C5, set C4
$6D set voltage follower and gain
$7C set contrast C3, C2, C1
$30 switch back to instruction table 0
$0F display on, cursor on, cursor blink
$01 delete display, cursor at home
$06 cursor auto-increment
$31 8 bit data length, 1 line, instruction table 1
$1C BS: 1/4, 1 line LCD
$51 booster off, contrast C5, set C4
$6A set voltage follower and gain
$74 set contrast C3, C2, C1
$30 switch back to instruction table 0
$0F display on, cursor on, cursor blink
$01 delete display, cursor at home
$06 cursor auto-increment
$39 8 bit data length, 2 lines, instruction table 1
$14 BS: 1/5, 2 line LCD
$55 booster on, contrast C5, set C4
$6D set voltage follower and gain
$78 set contrast C3, C2, C1
$38 switch back to instruction table 0
$0F display on, cursor on, cursor blink
$01 delete display, cursor at home
$06 cursor auto-increment
$39 8 bit data length, 2 lines, instruction table 1
$1C BS: 1/4, 2 line LCD
$52 booster off, contrast C5, set C4
$69 set voltage follower and gain
$74 set contrast C3, C2, C1
$38 switch back to instruction table 0
$0F display on, cursor on, cursor blink
$01 delete display, cursor at home
$06 cursor auto-increment
$39 8 bit data length, 2 lines, instruction table 1
$15 BS: 1/5, 3 line LCD
$55 booster on, contrast C5, set C4
$6E set voltage follower and gain
$72 set contrast C3, C2, C1
$38 switch back to instruction table 0
$0F display on, cursor on, cursor blink
$01 delete display, cursor at home
$06 cursor auto-increment
$39 8 bit data length, 2 lines, instruction table 1
$1D BS: 1/4, 3 line LCD
$50 booster off, contrast C5, set C4
$6C set voltage follower and gain
$7C set contrast C3, C2, C1
$38 switch back to instruction table 0
$0F display on, cursor on, cursor blink
$01 delete display, cursor at home
$06 cursor auto-increment
Initialisation for 3.3V
Initialisation for 5V
Initialisation for 3.3V
Initialisation for 5V
Initialisation for 3.3V
Initialisation for 5V
EA DOG-M
Page 7