¡ Semiconductor
ML9041
2) Relationship between DDRAM addresses and display positions (2–line display mode)
In the 2–line mode, the ML9041 can display up to 40 characters (20 characters per line) from digit
1 to digit 20.
Digit
1
2
3
4
5
19 20
12 13
Display position
DD RAM
Line 1
Line 2
00 01 02 03 04
address (hexadecimal)
40 41 42 43 44
52 53
Note:
The DDRAM address at digit 20 in the first line is not consecutive to the DDRAM address at digit
1 in the second line.
When the display is shifted by instruction, the relationship between the LCD display and the
DDRAM address changes as shown below:
Digit
1
2
3
4
5
19 20
11 12
Line 1
Line 2
27 00 01 02 03
(Display shifted to the right)
(Display shifted to the left)
67 40 41 42 43
51 52
Digit
1
2
3
4
5
19 20
13 14
Line 1
Line 2
01 02 03 04 05
41 42 43 44 45
53 54
18/54
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