Sony HCD-CP33 - IC306 System Control Pin Functions; IC306 System Control Pinout

60
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
I
I
—
O
—
O
O
—
—
I
O
I
O
—
I
—
—
I
I
I
I
O
O
O
I
O
O
O
I
I
—
I
I/O
O
O
O
O
O
O
O
—
I
O
O
O
I
I
O
O
O
Function
AC cut check on(L)/OFF(H)
TCM-B REEL PULSE (A/D use)
Not used
Main power ON(H)/OFF(L)
Not used
TCM-B triger out ON(H)/OFF(L)
Capstan (forward rotation-STOP)
For external data bus width selection
For processor mode selection
SUB clock in
SUB clock out
Sysetem reset in
Main system clock out
Vss
Main system clock in(16MHz)
Power supply(+5V)
Pull up(EVER +5V) Not used
From CXD2587Q SENS
CD Q-DATA REQUEST
RDS int
RDS data
Mode
CD LAT
CD RESET
TCM-B play sw in HeadDown(H) / Up(L)
TC line mute ON(H)/OFF(L)
REC(L)/PB( Z) SingleNoUse → PASS(H)
BIAS ON(H)/OFF(L)
IIC SCL
IIC SDA
Not used
CD data in
(Note) : SQ CLK : Input when CD-POWER is (L)
REC mute ON(L)/OFF(H)
FL(LCD) data
CD data
FL(LCD) clk
DOLBY NR ON(H)/OFF(L)
FL reset
FL chip select
researved for Flash Re-Write(1)
CD mecha open switch
LOAD in
LOAD out
CD CLK
researved for Flash Re-Write(2)
BD32 CDM55
CD-power ON(H)/OFF(L)
L:TAPE, H:LINE IN
Volume clock
Pin Name
AC-CUT
B-SHUT
NC
POWER ON
NC
SOL-COT
MOTOR-COT
BYTE
CNVSS
SUBXIN
SUBXOUT
RESET
XOUT
VSS
XIN
VCC
NMI
CD-SENS
CD-SCOR
RDS-INT
RDS-DATA
CD-HOLD
CD-LAT
CD RESET
PLAY-SW
LINE-MUTE
REC/PB/PASS
BIAS-ON
I2C_SCL
I2C_SCA
NC
SQ-DATA-IN
SQ-CLK
REC-MUTE
LCD-SDA
CD-DATA
LCD-SCK
DOLBY ON
LCD-RS
LCD-CS
NC
OPEN-SW
TRAY CLOSE
TRAY OPEN
CD-CLK
OPT SEL
IN SW
CD-POWER
FUNC_SEL
VOL-SCK
• IC306 System Control (M30620MCA-A37FP) (MAIN board)