EM78468
8-BIT Microcontroller
7 APPLICATION CIRCUIT
COM0
|
LCD PANEL
COM3
VDD
SEG0
|
SEG31
IROUT
P6.7
P6.6
P6.5
P6.4
P6.3
P6.2
P6.1
P6.0
1
5
2
6
3
7
4
8
9
A
E
B
F
C
G
D
Fig. 28 IROUT control external BJT circuit to drive infrared emitting diodes
COM0
|
LCD PANEL
COM3
VDD
SEG0
|
SEG31
IROUT
P6.7
P6.6
P6.5
P6.4
P6.3
P6.2
P6.1
P6.0
1
5
2
6
3
7
4
8
9
A
E
B
F
C
G
D
Fig. 29 IROUT direct drive infrared emitting diodes
60 •
Product Specification (V1.1) 04.11.2005
(This specification is subject to change without further notice)