KRC-366/466/566
4
MICROCOMPUTER’STERMINAL DESCRIPTION
● Microcomputer : LC72366-9996 (X14 : IC1)
Pin No. Pin Name I/O Function
1 X IN I Clock 4.5MHz.
2 GND - GND.
3 L-DATA L I LCD driver data.
4 L-DATA S O LCD driver data.
5 L-CLK O LCD driver clock.
6 L-CE O LCD driver chip enable.
7 PANEL I Panel detection.
8 PLL-DATA I/O Tuner data.
9 PLL-CLK O Tuner clock.
10 SD I Tuner band muting.
11 CH-DATA C I 5-line CD-CH communication data.
12 CH-DATA H O 5-line CD-CH communication data.
13 CH-CLK I/O 5-line CD-CH communication clock.
14 CH-REQ C I 5
-line CD-CH communication request.
15 MOTOR O Cassette mechanism main motor.
16~20 - - -
21 CH-CON O 5-line CD-CH communication control.
22 CH-REQ H O
5-line CD-CH communication request.
23 MUTE O Muting.
24 IC2-SCL O IC2 clock.
25,26 - - -
27 IC2 TYPE 0 I Model discrimination.
28 - - -
29 TYPE 1 I Destination discrimination.
30 TYPE 0 I Destination discrimination.
31 VDD - Power supply.
32 IC2-SDA I/O IC2 data.
33 SW 5V O SW 5V control.
34 P-MUTE O Power IC muting.
35 P-STBY O Power IC standby.
36 SVR O Power IC discharge control.
37 EN1 O Power supply IC control.
38 EN3-1 O Power supply IC control.
39 EN3-0 O Power supply IC control.
40 EN2-1 O Power supply IC control.
Pin No. Pin Name I/O Function
41 EN2-0 O Power supply IC control.
42 - - -
43 MS-CONT O Tape signal sensitivity switch.
44 BEEP O Beep.
45 BU-DET I Backup detection.
46 P.CON-DET I
Power control short-circuited detection.
47 P.ANT-DET I
Power antenna short-circuited detection.
48 MUSIC I Tape signal detection.
49 METAL O Normal/Metal tape switch.
50 DOLBY O Dolby switch.
51 EQ-MUTE O Tape equalizer muting.
52 FWD/REV I
Cassette mechanism running direction.
53,54 - - -
55 PACK-IN I Cassette mechanism pack-in.
56 REMOTE I Remote signal shape.
57 - - -
58 DSI O Disable system indicator.
59 SUB+ O Cassette mechanism sub motor.
60 SUB- O Cassette mechanism sub motor.
61,62 - - -
63 IC2 TYPE 1 I Model switching.
64 T-MODE I Cassette mechanism mode pulse.
65 ACC-DET I ACC detection.
66 S-METER I Tuner signal meter.
67 HOLD I Clock stop mode.
68 VDD - VDD.
69 M-STBY I Cassette mechanism standby.
70 T-END I Cassette mechanism end.
71,72 - - -
73 VDD - VDD.
74~76 GND - GND.
77,78 - - -
79 GND - GND.
80 X OUT O Clock 4.5MHz.
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
