Panasonic CQC1103U - AUTO RADIO/CD DECK Service Manual page 7

Pin No. Port
50-54 KI1-5 Key data input
55 TEST (Connecting to ground)
56 VDD +5V power supply
57 VDD1 Ground through capacitor
58 VDD2 Ground through capacitor
59 Vss Ground
60 OSC CR oscillator
61 DO Key data output
62 CE Chip enable
63 CLK LCD clock
64 DI LCD data input
Descriptions I/O
(V)
I
-
-
-
-
-
-
O
I
I
I
(V)
0
0
5.1
3.3
1.7
0
3.9
4.4
0
0
0
7
CQ-C1103U