HD44780U Datasheet, PDF (41/59 Pages) Hitachi Semiconductor – Dot Matrix Liquid Crystal Display Controller/Driver

HD44780U
Table 11 8-Bit Operation, 8-Digit × 1-Line Display Example with Internal Reset (cont)
Step
Instruction
No. RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Display
11 Write data to CGRAM/DDRAM
1 00 1 00 1 10 1
TACHI M_
12
·
·
·
·
·
·
·
·
·
·
13 Write data to CGRAM/DDRAM
1 00 1 00 1 11 1
MICROKO_
14 Cursor or display shift
0 00 0 01 0 0* *
MICROKO_
15 Cursor or display shift
0 00 0 01 0 0* *
MICROK_O
16 Write data to CGRAM/DDRAM
1 00 1 00 0 01 1
ICROCO_
17 Cursor or display shift
0 00 0 01 1 1* *
MICROCO_
18 Cursor or display shift
0 00 0 01 0 1* *
MICROCO_
19 Write data to CGRAM/DDRAM
1 00 1 00 1 10 1
ICROCOM_
20
·
·
·
·
·
·
·
·
·
·
21 Return home
0 00 0 00 0 01 0
H_ ITACHI
Operation
Writes M.
Writes O.
Shifts only the cursor position
to the left.
Shifts only the cursor position
to the left.
Writes C over K.
The display moves to the left.
Shifts the display and cursor
position to the right.
Shifts the display and cursor
position to the right.
Writes M.
Returns both display and
cursor to the original position
(address 0).
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