21
CSD-MP100
1
CQ-WRQ
I
CD write request data input
2
MP3-INTB
I
MP3 interrupt signal iput
3
CD-DO
O
CD data output
4
CD-DI
I
CD data input
5
CD-CL
O
CD clock output
6
MP3-CMDOUT
O
MP3 command serial data output
7
MP3-CMDIN
I
MP3 command serial data input
8
MP3-CL
O
MP3 command serial clock output
9
MP3-CE
O
MP3 command chip enable output
10
CD-CE
O
CD chip enable output
11
I-RES
I
CPU reset input
12
XT1
I
Crystal oscillator (32.768 kHz) input
13
XT2
O
Crystal oscillator (32.768 kHz) output
14
VSS1
—
Ground
15
CF1
I
Ceramic oscillator (4.19 MHz) input
16
CF2
O
Ceramic oscillator (4.19 MHz) output
17
VDD1
—
Power supply pin (+3.3 V)
18
O-CLKSFT
O
CPU main clock shift output
19
BATT-CHK-1
I
Battery check input
20
BATT-CHK-2
I
Battery check input
21
BATT-CHK-3
I
Battery check input
22
SDA
O
EEPROM data output
23
SCL
O
EEPROM clock output
24
I-MATRIX
I
Tuner select matrix input
25
I-AC/DC
I
AC/DC discrimination signal input
26
R-MUTE
O
Tuner IF mute signal output
27
I-HOLD
I
Hold mode detection signal input
28
CD-TEST
I
CD test mode discrimination signal input
29
I-REM
I
Remocon data input
30
I-BEAT
I
AM beat select detection signal input
31
R-COUNT
I
Tuner data input
32
R-CLK
O
Tuner clock output
33
R-DATA
O
Tuner data output
34
R-CE
O
Tuner chip enable output
35
(NCO)
O
Not used. (Open)
36
O-BEAT1
O
AM beat select signal output
37
O-BEAT2
O
AM beat select signal output
38 to 45
(NCO)
—
Not used. (Open)
46
CD
—
Not used. (Open)
47
RMC
I
Remocon select signal input
48
I-TAPE
I
Tape play mode detection signal input
49
CD-DOOR
I
CD door OPEN/CLOSE detection signal input
50
SEG1
O
LCD segment data output
51
SEG2
O
LCD segment data output
52
SEG3
O
LCD segment data output
53
SEG4
O
LCD segment data output
54
VDD2
—
Power supply pin (+3.3 V)
55
VSS2
—
Ground
56
SEG5
O
LCD segment data output
57
SEG6
O
LCD segment data output
58
SEG7
O
LCD segment data output
59
SEG8
O
LCD segment data output
• IC601 LC877480B-51F5-E (SYSTEM CONTROL) (MAIN BOARD)
Pin No.
Pin Name
I/O
Pin Description
Summary of Contents for CSD-MP100
Page 7: ...7 CSD MP100 ...
Page 61: ...61 CSD MP100 MEMO ...
