DEM20486 Datasheet, PDF (12/17 Pages) List of Unclassifed Manufacturers – LCD MODULE

DEM 20486 SYH-LY
Product specification
11. CONTROL AND DISPLAY COMMAND
Command
clear
Display
Return
home
Entry mode
set
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Execution time
(fosc=270KHz)
L L L L L L L L L H 1.53ms
L L L L L L L L H X 1.53ms
L L L L L L L H I/D SH
39us
Remark
Cursor move to first digit
I/D:set cursor move direction
I/D
H
Increase
l
Decrease
SH:Specifies shift of display
SH H Display is shifted
L Display is not shifted
Display
on/off
control
L L L L L LHDCB
39us
Display
D
Cursor
C
Blinking
B
H Display on
L Display off
H Cursor on
L
Cursor off
H Blinking on
L Blinking off
Cursor L L L L L H S/C R/L X X
or
Display Shift
39us
SC
H Display shift
L Cursor move
R/L
H
Right shift
L
Left shift
function
Set
L L L L H DL N F X X
Set CGRAM L
address
Set DDRAM L
address
Read busy L
flag&
address
L L H AC5 AC4 AC3 AC2 AC1 AC0
L H AC6 AC5 AC4 AC3 AC2 AC1 AC0
H BF AC6 AC5 AC4 AC3 AC2 AC1 AC0
Write data H L D7 D6 D5 D4 D3 D2 D1 D0
to RAM
Read data H H D7 D6 D5 D4 D3 D2 D1 D0
from RAM
39us
39us
39us
0us
43us
43us
DL
H 8bits interface
L 4bits interface
N
H 2 line display
L 1 line display
F
H Display on
L Display off
CGRAM data is sent and
received after this setting
DDRAM data is sent and
received after this setting
BF
H
Busy
L
Ready
-Reads BF indication
internal operating is being
performed
-Reads address counter
contents
Write data into DDRAM or
CGRAM
Read data from DDRAM or
CGRAM
*X:Don't care
10
VERSION : 0