HD66712 Datasheet, PDF (58/88 Pages) Hitachi Semiconductor – Dot-Matrix Liquid Crystal Display Controller/Driver

HD66712U
Interface to Liquid Crystal Display
• Example of 5-dot font width connection
1
HD66712
12
13
24
COM1
COM2
COM3
COM4
COM5
COM6
COM7
COM8
COM17
(COM0)
± + –x÷=≠
EXT
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG60
COM9
COM10
COM11
COM12
COM13
COM14
COM15
COM16
Note: COM0 and COM17 output the same signals. Apply them according to the wiring pattern.
Figure 25 24 × 1-Line + 60-Segment Display (5-Dot Font, 1/17 Duty)
HD66712
1
12
13
24
EXT
COM1
COM2
COM3
COM4
COM5
COM6
COM7
COM8
COM17
COM18
COM19
COM20
COM21
COM22
COM23
COM24
COM33
(COM0)
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG60
COM9
COM10
COM11
COM12
COM13
COM14
COM15
COM16
COM25
COM26
COM27
COM28
COM29
COM30
COM31
COM32
± + –x÷=≠
Note: COM0 and COM33 output the same signals. Apply them according to the wiring pattern.
Figure 26 24 × 1-Line + 60-Segment Display (5-Dot Font, 1/33 Duty)
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