Diagrams; Ic Pin Function Description - Sony HCD-EX770 Service Manual

4-1. IC PIN FUNCTION DESCRIPTION

MAIN BOARD IC201 µPD78013FGC-544-AB8 (SYSTEM CONTROL)
Pin No. Pin Name
1 DESTINATION
2 DESTINATION
3 DESTINATION
4 DESTINATION
5 IF +50
6 IF –50
7 BACK UP
8 NC
9 Vss
10 POWER
11 MUTE
12 ANALOG-BUS
13 NC
14 NC
15 AM MONO
16 AM/FM
17 IFNG
18 STEREO
19 SIGNAL
20 DATA IN
21 DATA OUT
22 CLOCK
23 CE
24 Vss
25 NC
26 NC
27 ONCE
28 DAILY
29 REC
30 SLEEP
31 ENCODER
32 NEXT
33 ENCODER IN B
34 AU BUS OUT
35 RESET
36 AU BUS IN
37 ENCODER IN A
38 RDS-CLOCK
39 RDS-DATA
40 V
DD
SECTION 4

DIAGRAMS

I/O
I
I
Destination selection input.
I
I
I
Not used. (Ground)
O
I Back up mode input.
– Not used. (open)
– Ground
O Power ON/OFF switch control.
O Mute output.
–
–
–
Not used. (open)
–
–
–
I Stereo signal input.
I Tuned signal input.
I Data input. (IC51)
O Data output. (IC51)
O Clock output. (IC51)
O Chip enable output. (IC51)
– Ground
–
Not used. (open)
–
O LED drive output (Not used)
O
O
O LED drive output.
O
O
I Encoder input. (B)
O Audio bus output.
I System reset input.
I Audio bus input.
I Encoder input. (A)
I RDS clock input.
I RDS data input.
– Power supply 5V.
Function
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