Table of Contents
Advertisement
• IC501 MASTER CONTROL (uPD780018AYGF-012-3BA)
Pin Name
Pin No.
1
LINE-MUTE
2
DBFB-H/L
3
M62442-LAT
4
KCON-LAT
5
POWER
6
F-RELAY
7
R-RELAY
8
PL-RELAY
9
VSS
10
X2
11
X1
12
VDD
13
XT2
14
XT1
15
RESET
16
(AC-CUT)
17
CAPM-CNT1P
18
SCOR
19
SOFT-TEST
20
—
21
RDS-INT
22
RDS-DATA
23
AVDD
24
AVREF
25
ADJ
26
A-SHUT
27
B-SHUT
28
B-HALF
29
CLK-CHECK
30
SPEC-IN
31
AMS-IN
32
DEMO-CHANGE
33
AVSS
34
SQ-DATA-IN
35
—
36
SQ-CLK
37
SUR-ON/OFF
38
FB CONT-A
39
FB CONT-B
40
VSS
41
PL-VOL
42
PL-LAT
43
COM-DIN
44
COM-DOUT
• Abbreviation
APC : Auto Power Control
I/O
O
Line mute signal output
O
DBFB H/L select signal output
O
Latch signal output for IC111 (M62442FP)
O
Not used
O
Power ON/OFF signal output
O
Front speaker relay control output
O
Rear speaker relay control output (Not used)
O
Surround speaker relay control output
–
Ground
O
X'tal (5MHz)
I
–
Power supply (+5V)
O
X'tal (32.768 KHz)
I
I
Reset signal input
I
Back up signal input
I
Capstan motor control 1 (+) signal output
O
Subcode data request signal output
O
Software test port
–
Not used
I
RDS data interrupt input
I
RDS data interrupt input
–
Power supply (+5V)
I
Analog reference voltage input.
I
CD adjust point port Normal "H"
I
A Deck reel pulse detector
I
B Deck reel pulse detector
I
Half detector signal input
I
Connected to ground
I
Version select signal input
I
Connected to ground
I
DEMO H/L select signal input (Connected to ground)
–
Ground
I
Subcode Q data clock input
–
Not used
I
Sub code Q data clock input
O
Not used
I
Not used
I
Connected to ground
–
Ground
O
Latch signal output to erectrial volume
O
Latch signal input to pro-logic
I
Connected to ground
O
Common serial data output (Not used)
– 95 –
Function
Hide quick links:
Advertisement
Table of Contents
