參數(shù)資料
型號: HD66702
廠商: Hitachi,Ltd.
英文描述: Dot Matrix Liquid Crystal Display Controller/Driver(點(diǎn)陣液晶顯示控制器/驅(qū)動器)
中文描述: 點(diǎn)陣式液晶顯示控制器/驅(qū)動器(點(diǎn)陣液晶顯示控制器/驅(qū)動器)
文件頁數(shù): 43/69頁
文件大?。?/td> 352K
代理商: HD66702
HD66702/HD66701
43
Interface to Liquid Crystal Display
Character Font and Number of Lines:
The HD66702 can perform two types of displays, 5
×
7 dot and 5
×
10 dot character fonts, each with a cursor.
Up to two lines are displayed for 5
×
7 dots and one line for 5
×
10 dots. Therefore, a total of three types of
common signals are available (Table 10).
The number of lines and font types can be selected by the program. (See Table 7, Instructions.)
Connection to HD66702 and Liquid Crystal Display:
See Figure 19 for the connection examples.
Table 10
Common Signals
Number of Lines
Character Font
Number of Common Signals
Duty Factor
1
5
×
7 dots + cursor
5
×
10 dots + cursor
5
×
7 dots + cursor
8
1/8
1
11
1/11
2
16
1/16
COM1
COM8
SEG1
SEG100
COM1
COM11
SEG1
SEG100
HD66702
Example of a 5 7 dot, 20-character 1-line display (1/4 bias, 1/8 duty cycle)
Example of a 5 10 dot, 20-character 1-line display (1/4 bias, 1/8 duty cycle)
HD66702
Figure 19 Liquid Crystal Display and HD66702 Connections
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參數(shù)描述
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