參數(shù)資料
型號: DEM20486
廠商: Electronic Theatre Controls, Inc.
英文描述: LCD MODULE
中文描述: 液晶模塊
文件頁數(shù): 12/17頁
文件大小: 145K
代理商: DEM20486
DEM 20486 SYH-LY
Product specification
11. CONTROL AND DISPLAY COMMAND
Command
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
Execution time
Remark
(fosc=270KHz)
1.53ms
clear
Display
Return
home
Entry mode
set
L
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
X
1.53ms
Cursor move to first digit
L
L
L
L
L
L
L
H
I/D
SH
39us
I/D:set cursor move direction
I/D
H
l
Increase
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
L
H
D
C
B
39us
Display
D
H
L
Display on
Display off
Cursor
C
H
L
Cursor on
Cursor off
Blinking
B
H
L
Blinking on
Blinking off
Cursor
or
Display Shift
L
L
L
L
L
H
S/C R/L
X
X
39us
SC
H
L
H
L
Display shift
Cursor move
Right shift
Left shift
R/L
function
Set
L
L
L
L
H
DL
N
F
X
X
39us
DL
H
L
H
L
H
L
8bits interface
4bits interface
2 line display
1 line display
Display on
Display off
N
F
Set CGRAM
address
Set DDRAM
address
Read busy
flag&
address
L
L
L
H
AC5 AC4 AC3 AC2 AC1 AC0
39us
CGRAM data is sent and
received after this setting
DDRAM data is sent and
received after this setting
L
L
H
AC6 AC5 AC4 AC3 AC2 AC1 AC0
39us
L
H
BF AC6 AC5 AC4 AC3 AC2 AC1 AC0
0us
BF
H
L
Busy
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
Write data
to RAM
Read data
from RAM
H
L
D7
D6
D5
D4
D3
D2
D1
D0
43us
H
H
D7
D6
D5
D4
D3
D2
D1
D0
43us
*X:Don't care
VERSION : 0
10
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