NJU6625 New Japan Radio Co.,Ltd, NJU6625 Datasheet - Page 8

• Manufacturer Part Number: NJU6625
• Description: Nju6625 12character 1-line Dot Matrix Lcd Controller Driver With Smooth Scroll Function
• Manufacturer: New Japan Radio Co.,Ltd

NJU6625
- 8 -
Note) There is no icon, on the segment terminals which are six times number of lines. (6th, 12th, 18th,
(1-6) Icon Display RAM (MK RAM)
24th.... )
After power on or hardware reset, the data of MK RAM can not be initialized. To display Icons, the data of
MKRAM need to be written in before display on. The displayed icons can not be shifted by Display Shift
instruction. The MK RAM data at (1C)H and (1D)H address can not be used, became the address will be
automatically increased, even the data was written into (1C)H and (1D)H, there is change of display.
The NJU6625 can display maximum 60 Icons.
The Icon Display can be controlled by writing the Data in MK RAM corresponds to the Icon.
The relation between MK RAM address and Icon Display position is shown below:
MK RAM Address
1 0000
1 0001
1 0010
1 0011
1 1011
(10
:
Table 3. Correspondence among Icon Position, MK RAM Address and Data
H
to 1B
COMMK
COM
COM
COM
COM
COM
COM
COM
SEG
H
)
1
2
3
4
5
6
7
Prelimina ry
1B
10
11
12
13
1
:
1 2 3 4 5 6
H
H
H
H
H
D
0
0
0
0
0
7
7 8 9 10 11 12
D
0
0
0
0
0
6
Bits for Icon Display Position
D
0
0
0
0
0
5
･･･
･･･
･･･
･･･
･･･
･･･
･･･
･･･
“16”
“56”
“11”
“1”
“6”
D
4
67 68 69 70 71
:
“12”
“17”
“57”
“2”
“7”
D
3
60
“13”
“18”
“58”
“3”
“8”
D
2
“14”
“19”
“59”
D
“4”
“9”
1
“10”
“15”
“20”
“60”
D
“5”
0
Ver.2008-03-21