HONDA /
8 TERMINALS DESCRIPTION
8.1.Main Block
IC601 : C2CBHG000077
Pin | Port | Description | I/O | (V) |
No. |
|
|
|
|
1 | BEEP | Beep output | O | 0 |
2 | CD.C start/stop | O | 4.9 | |
3 | EVOL CLK | Electronic volume clock | O | 0 |
4 | EVOL DATA | Electronic volume data | O | 0 |
5 | Security LED on/off | O | 4.9 | |
6 | VOL A | Rotary encoder data | I | 0.5 |
7 | VOL B | Rotary encoder data | I | 0.5 |
8 | Shift clock for LCD data | O | 0 | |
9 | LCD data | O | 5.0 | |
10 | LCD data | I | 0 | |
11 | RESET | Reset input | I | 4.9 |
12 | XT2 | Crystal oscillator terminal | - | 2.4 |
13 | XT1 | Crystal oscillator terminal | - | 0.7 |
14 | VSS | Ground | - | 0 |
15 | X2 | Crystal oscillator terminal | - | 2.3 |
16 | X1 | Crystal oscillator terminal | - | 1.8 |
17 | REGOFF | (Connecting to VDD) | - | 4.9 |
18 | REGC | (Connecting to VDD) | - | 4.9 |
19 | VDD | +5V power supply | - | 4.9 |
20 | VOL C | Rotary encoder data | I | 4.8 |
21 | VOL D | Rotary encoder data | I | 0.5 |
22 | LCD driver enable | O | 0 | |
23 | BOSE | (Connecting to ground) | - | 0 |
24 | Security ROM chip select | O | 0 | |
25 | Data shift clock for security ROM | O | 0 | |
26 | Security data | I | 0 | |
27 | Security data | O | 0 | |
28 | (Ground | - | 0 | |
29 | (Vdd | - | 4.9 | |
30 | (Vdd | - | 4.9 | |
31 | P.CONT | COM8V power switch | O | 4.8 |
32 | ACC CNT | ACC 5V power switch | O | 4.9 |
33 | STB | Power amp. | O | 4.9 |
34 | LCD ON | LCD illumi. on/off | O | 4.9 |
35 | TUNER +B | Motor antenna power | O | 4.9 |
36 | PLL chip select | O | 0 | |
37 | PLL data | O | 0 | |
38 | Shift clock for PLL data | O | 0 | |
39 | PLL data | I | 5.0 | |
40 | VSS | Ground | - | 0 |
41 | VDD | +5V power supply | - | 4.9 |
42 | AREA | (Ground | - | 0 |
43 | FM stereo detection | I | 0.3 | |
44 | CA.PON | Tape power control | O | 4.9 |
45 | CM.PON | Tape power control | O | 4.9 |
46 | M2 | Main motor control | O | 0 |
47 | M1A | Loading motor control | O | 0 |
48 | M1B | Loading motor control | O | 0 |
49 | T.IN | I | 0 | |
50 | MSM | MS gain contrl | O | 4.9 |
51 | A/B | Tape side detection | I | 0 |
52 | M2F | Main motor control | O | 0 |
53 | EQ(MTL) | Metal tape mode selection | O | 4.9 |
54 | F/R | Tape head change | O | 0 |
55 | DOLBY | Dolby NR on/off | O | 4.9 |
56 | T.LOAD | Tape loading detection | I | 0 |
57 | MS(PL/FF) | MS mode selection | O | 0 |
58 | MS | MS detection | I | 0 |
59 | REMO3/4 | (Ground | - | 0 |
60 | H.BUSOUT | Not used | - | - |
61 | (Vdd | - | 4.8 | |
62 | NC | No connection | - | - |
63 | NC | No connection | - | - |
64 | Not used | - | - | |
65 | BIT1 | Tape mode switch | I | 4.6 |
66 | END.A | Tape end signal | I | 1.5 |
67 | END.B | Tape end signal | I | 2.4 |
68 | BIT2 | Tape mode switch | I | 4.6 |
69 | EQ | Metal/Normal switchl | I | 0 |
70 | BIT3 | Tape mode switch | I | 0 |
71 | NC | No connection | - | - |
72 | NC | No connection | - | - |
73 | IC/VPP | (Connecting to ground) | - | 0 |
74 | REMO | Remote control signal | O | 5.0 |
75 | SW.A | Audio signal switch | O | 0 |
76 | SW.B | Audio signal switch | O | 0 |
77 | MUTE | Not used | - | - |
78 | NC | No connection | - | - |
79 | NC | No connection | - | - |
80 | VSM | Phase diff. level detection | I | 0.6 |
81 | AMP MUTE | Power amp mute | O | 0 |
82 | AVDD | +5V power supply | - | 4.9 |
83 | AVREF1 | Analog reference voltage | I | 5.0 |
84 | AVSS | Ground | - | 0 |
85 | NC | (Connecting to ground) | - | 0 |
86 | NC | No connection | - | - |
87 | ACC level detection | I | 4.5 | |
88 | TAPE EJ | Tape eject SW | I | 4.6 |
89 | H.BUS.IN | Not used | - | 4.8 |
90 | GAIN | (+5V | - | 4.8 |
91 | IDCEJECT | CD disc eject SW | I | 4.7 |
92 | Battery level detection | I | 4.5 | |
93 | EJ.INH | Tape/Disc eject SW | I | 4.4 |
94 | CD.C serial data | O | 4.0 | |
95 | RXO | Not used | - | 0 |
96 | TXO | Not used | - | 4.9 |
97 | Shift clock for CD.C data | O | 4.9 | |
98 | CD.C data | O | 1.2 | |
99 | CD.C reset | O | 4.9 | |
100 | CDON | CD.C controller enable | O | 4.9 |
Note :
Voltage measuerments are with respect to ground, with a voltmeter (Internal resistance : 10M ohms.)
8.2.Display Block
IC901 : YEAMLC75853
Pin | Port | Description | I/O | (V) |
No. |
|
|
|
|
1, 2 | S1, 2 | Disc LED on/off | O | 0 |
3 | S3 | Not used | - | - |
LCD segment data | O | 2.5 | ||
LCD common | O | 2.5 | ||
44 | S41 | LCD segment data | O | 2.5 |
Key strobe | O | 0.9 | ||
Key data | I | 0 | ||
54 | KI5 | (Connecting to ground) | - | 0 |
55 | TEST | (Connecting to ground) | - | 0 |
56 | VDD | +5V power supply | - | 5.1 |
57 | VDD1 | LCD angle | - | 3.3 |
58 | VDD2 | LCD angle | - | 1.7 |
59 | VSS | Ground | - | 0 |
60 | OSC | Oscillator terminal | - | 3.9 |
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