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HD44780 Datasheet(PDF) 28 Page - Hitachi Semiconductor

Part No. HD44780
Description  Dot Matrix Liquid Crystal Display Controller/Driver
Download  59 Pages
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Maker  HITACHI [Hitachi Semiconductor]
Homepage  http://www.renesas.com/eng
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 28 page
background image
HD44780U
28
Code
Note:
Don’t care.
*
Code
Code
Code
RS
0
R/W
0
DB7
0
DB6
0
DB5
0
DB4
0
DB3
0
DB2
0
DB1
0
DB0
1
RS
0
R/W
0
DB7
0
DB6
0
DB5
0
DB4
0
DB3
0
DB2
0
DB1
1
DB0
*
RS
0
R/W
0
DB7
0
DB6
0
DB5
0
DB4
0
DB3
0
DB2
1
DB1
I/D
DB0
S
RS
0
R/W
0
DB7
0
DB6
0
DB5
0
DB4
0
DB3
1
DB2
D
DB1
C
DB0
B
Return
home
Clear
display
Entry
mode set
Display
on/off control
RS
0
R/W
0
DB7
0
DB6
0
DB5
0
DB4
1
DB3
S/C
Code
DB2
R/L
DB1 DB0
Code
Code
Higher
order bit
Lower
order bit
*
Cursor or
display shift
Function set
Set CGRAM
address
*
RS
0
R/W
0
DB7
0
DB6
0
DB5
1
DB4
DL
DB3
N
DB2
F
DB1 DB0
**
RS
0
R/W
0
DB7
0
DB6
1
DB5
A
DB4
A
DB3
A
DB2
A
DB1 DB0
AA
Note:
Don’t care.
*
Figure 11 Instruction (1)




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