參數(shù)資料
型號(hào): HD66712
廠商: Hitachi,Ltd.
英文描述: Dot-Matrix Liquid Crystal Display Controller/Driver
中文描述: 點(diǎn)陣液晶顯示控制器/驅(qū)動(dòng)器
文件頁(yè)數(shù): 20/88頁(yè)
文件大?。?/td> 662K
代理商: HD66712
HD66712U
383
4-line display (NW = 1)
Case 1: The first line is displayed from COM1 to COM8, the second line is displayed from COM9
to COM16, the third line is displayed from COM17 to COM24, and the fourth line is displayed
from COM25 to COM32.
Note that the DDRAM addresses of each line are not consecutive. Figure 8 shows an example
where a 12
×
4-line display is performed using one HD66712.
When a display shift is performed, the DDRAM addresses shift as shown.
(Left shift display)
01 02 03 04 05 06
21 22 23 24 25 26
COM1 to 8
COM17 to 24
COM9 to 16
COM25 to 32
1 2 3 4 5 6 7
41 42 43 44 45 46
61 62 63 64 65 66
07
27
67
8
28
48
47
08
68
(Right shift display)
1 2 3 4 5 6 7
13
33
53
00 01 02 03 04 05 06
20 21 22 23 24 25 26
40 41 42 43 44 45 46
60 61 62 63 64 65 66
73
8
00 01 02 03 04 05 06
20 21 22 23 24 25 26
COM1 to 8
COM17 to 24
COM9 to 16
COM25 to 32
1 2 3 4 5 6 7
40 41 42 43 44 45 46
60 61 62 63 64 65 66
Display position
DDRAM address
07
27
8
47
67
08
28
9
48
68
09
29
10
49
69
0A
2A
11
4A
6A
0B
2B
12
4B
6B
9
29
49
09
69
10
2A
4A
0A
6A
11
2B
4B
0B
6B
12
2C
4C
0C
6C
07
27
47
67
9
08
28
48
68
10
09
29
49
69
11
0A
2A
4A
6A
12
Figure 8 4-Line Display
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