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EM78P468N/EM78P468L
8-Bit Microcontroller
66 •
Product Specification (V1.5) 02.15.2007
(This specification is subject to change without further notice)
9 Application Circuit
LCD PANEL
COM0
|
COM3
SEG0
|
SEG31
5
1
6
2
7
3
8
4
D
9
E
A
F
B
G
C
P6.0
P6.1
P6.2
P6.3
P6.4
P6.5
P6.6
P6.7
VDD
IROUT
EM78P468N
Fig. 9-1 IROUT Control External BJT Circuit to Drive Infrared Emitting Diodes
LCD PANEL
COM0
|
COM3
SEG0
|
SEG31
5
1
6
2
7
3
8
4
D
9
E
A
F
B
G
C
P6.0
P6.1
P6.2
P6.3
P6.4
P6.5
P6.6
P6.7
VDD
IROUT
EM78P468N
Fig. 9-2 IROUT Direct Drive Infrared Emitting Diodes