Ic302 (C2Cbjg000574) Micro Processor - Panasonic SA-PM31P Service Manual

Pin No. Mark I/O Function
9 PGND1 -
10 PVCC1 I
11 D1- O
12 D1+ O
13 D2- O
14 D2+ O
15 D3- O
16 D3- O

21.3. IC302 (C2CBJG000574) MICRO PROCESSOR

Pin No. Mark I/O
1 CH_SW
2 TU_TUNED
3 TU_ST
4 TU_CK
5 TU_SDA I/O
6 MBP1 O
7 MBP2 O
8 BYTE
9 CNVSS/
10 XCIN
11 XCOUT
12 /RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 /NMI
18 RMT
19 BLKCK
20 SYNC
21 MUTE_H O
22 EE_CS/ O
23 EE_CLK O
24 MUTE_T O
25 MUTE_X O
26 FL_CS1 O
27 NC
28 FL_CLK O
29 /FL_RESET O
30 FL_DOUT O
31 RXD
32 TXD
33 SCLK
34 BUSY
35 NC
36 NC
37 NC
38 NC
39 MCLK O
40 MUTE_A O
41 EPM
42 MDATA O
43 MLD O
44 RDS_CLK
Ground Connection (1) for Driver
Power Supply (1) for Driver
Motor Driver (1) reverse - action
output
Motor Driver (1) forward - action
output
Motor Driver (2) reverse - action
output
Motor Driver (2) forward - action
output
Motor Driver (3) reverse - action
output
Motor Driver (3) forward - action
output
Function
I Change Switch (CR16)
I Tuner tuned signal
I Tuner Stereo signal
I Tuner Serial Clock Input
Tuner Serial Data Input
Microcomputer Beat Proof
Output 1 (CONTROL)
Microcomputer Beat Proof
Output 2 (CONTROL)
- External Data Bus Width Select
Input (Connect To Ground)
- Flash Mode Terminal
(Connected To Ground)
- 32.768 kHz Sub Clock
- 32.768 kHz Sub Clock
- Reset Input (ACTIVE L)
- 10 MHz Main Clock
- Ground (0V)
- 10 MHz Main Clock
- Power Supply (+5V)
- Connect to Vcc (+5V)
I Remote Control Input
I CD Block Clock Input (Inverted)
I AC Failure Detect Input
HIC Mute
EEPROM Chip Select
EEPROM CLOCK
H=Tuner muting
A=AUX muting
FL Driver Chip Select (Master)
- No Connection
Serial Clock to FL Driver
Reset Input (ACTIVE: L)
Serial Data To FL Driver
(Output)
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
CD Command CLK Output
Audio Mute
- -
CD Command Data Output
CD Command Load Output/
I RDS Clock Input
Pin No. Mark
17 D4-
18 D4+
19 PVCC2
20 PGND2
21 N.C.
22 N.C.
23 N.C.
24 N.C.
25 VCC
26 VREF
27 IN4
28 IN3
Pin No. Mark
45 RDS_DAT
46 CE
47 DCDET
48 STATUS
49 PCONT
50 PLAY_SW
51 ST_SW
52 OP_SW
53 POS
54 BT_SW
55 M1_R
56 M1_F
57 M2_R
58 M2_F
59 REC
60 KEY_LED
61 PHOTO
62 VCC
63 EE_DAT
64 VSS
65 DMT
66 NC
67 ASP_CLK
68 ASP_DAT
69 N.C.
70 N.C.
71 N.C.
72 N.C.
73 N.C.
74 N.C.
75 N.C.
76 N.C.
77 N.C.
78 N.C.
79 /CD
80 CD_RST
81 N.C.
82 /RESTSW
83 N.C.
84 HP_SW
85 SSEQ_LED
99
SA-PM31P / SA-PM31PC
I/O Function
O Motor Driver (4) reverse - action
output
O Motor Driver (4) forward - action
output
- Power Supply (2) for Driver
- Ground Connection (2) for Driver
- No Connection
- No Connection
- No Connection
- No Connection
I Power Supply Terminal
I Reference Voltage Input
I Motor Driver (4) Input
I Motor Driver (3) Input
I/O Function
I RDS Data Input
- -
I DC Detect Input
I CD Servo LSI Status Input
(Inverted)
O Main Transformer Control
Output
I Play Switch (CR16)
I Stock Switch (CR16)
I Open Switch (CR16)
I Position Switch (CR16)
I Bottom Switch (CR16)
O Changer Motor 1 Reverse
Control
O Changer Motor 1 Forward
Control
O Changer Motor 2 Reverse
Control
O Changer Motor 2 Forward
Control
O when record circuit is operating
DURING RECORDING=H
O Dimmer ON=L, Dimmer Off=H-
I PHOTO (SG Mechanism only)
- Power Supply (+5V)
I/O EEPROM DATA
- Ground (0V)
O Deck Mute at mecha transition
L=mute OFF, H=mute ON
- -
O ASP CLK
O ASP DATA
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
- No Connection
O CD POWER CONTROL (Active
Low)
O CD Reset Output
- No Connection
I CD Limit Switch Input for the
Most Inner Point (Active Low)
- No Connection
I Headphone Detect SW Input
O Super Sound EQ LED Control