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ZS-S10CP
• IC Pin Function Description
MAIN BOARD IC801 TC94A77FG-734 (SY, H (CD DSP, SYSTEM CONTROLLER, LCD DRIVER)
Pin No.
Pin Name
1
FMO
2
DMO
3, 4
KEY1-I, KEY2-I
5
CD LIMIT/LID IN
6
BATT-CHK-H
7
6V CHK
8
SIMUKE
9
VREG
10
MXO
11
MXI
12
VDD3
13
VSS
14
VSSP3
15
VCOI
16
VDDP3
17
AUDIO DET
18
RESET
19
VDD1
20
VSS
21
DVSS3
22
LO
23
DVR
24
RO
25
DVDD3
26
XVSS1
27
XI
28
XO
29
XVDD1
30
POWER KEY
31, 32
SHIFT2, SHIFT1
33
I2C SCL
34
I2C SDA
35
TU RESET
36
VSS
37
VDD1
38
P-CONT
39
A-MUTE
40
MOTOR-MUTE
41
ACDC CHK
42
NC
43 to 49
SEG15 to SEG9
50
VDD3
51 to 58
SEG8 to SEG1
59 to 62
COM4 to COM1
63
VDDM1
64
HOLD
65
VSS
66
VDD1
67
PDO
68
TMAX
69
LPFN
70
LPFO
71
PVREF
72
VCOF
73
RVDD3
24
I/O
O
Spindle motor drive signal output terminal
O
Sled motor drive signal output terminal
I
Top and fornt panel key input terminal (A/D input)
I
CD limit switch and CD lid open/close detection switch input terminal
I
Battery power detection signal input terminal (A/D input)
I
+6V power detection signal input terminal (A/D input)
I
Destination setting terminal
-
Reference voltage (+1.5V) terminal
O
System clock output terminal (4.19 MHz)
I
System clock input terminal (4.19 MHz)
-
Power supply terminal (+3.3V)
-
Ground terminal
-
Ground terminal
-
VCO input terminal
-
Power supply terminal (+3.3V)
I
AUDIO IN signal detection signal input terminal
System reset signal input from the reset signal generator
I
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
-
Power supply terminal (+1.5V)
-
Ground terminal
-
Ground terminal
O
Audio siganal (L-ch) output to the electrical volume
-
D/A converter eference voltage terminal
O
Audio siganal (R-ch) output to the electrical volume
-
Power supply terminal (+3.3V)
-
Ground terminal
I
System clock input terminal (16.9344 MHz)
O
System clock output terminal (16.9344 MHz)
-
Power supply terminal (+1.5V)
I
POWER key input terminal
O
Clock shift signal output terminal
O
I2C clock signal otuput to the FM/AM receiver, electrical volume and EEPROM
I/O
I2C data bus with the FM/AM receiver, electrical volume and EEPROM
O
Reset signal output to the FM/AM receiver
-
Ground terminal
-
Power supply terminal (+1.5V)
O
+9V power on/off control signal output terminal
O
Audio muting on/off control signal output terminal
O
Muting on/off control signal output to the coil/motor driver
I
AC power detection signal input terminal (A/D input)
O
Not used
O
Segment drive signal output to the liquid crystal display
-
Power supply terminal (+3.3V)
O
Segment drive signal output to the liquid crystal display
O
Common drive signal output to the liquid crystal display
-
Power supply terminal (+1.5V)
I
Hold signal input terminal
-
Ground terminal
-
Power supply terminal (+1.5V)
O
EFM and PLCK phase deference signal output terminal
O
TMAX detection result output terminal
I
PLL circuit LPF amplifi er inversion input terminal
O
PLL circuit LPF amplifi er output terminal
-
PLL circuit reference voltage (+1.65V) terminal
-
VCO fi lter teminal
-
Power supply terminal (+3.3V)
Description
Not used
"L": reset
"H": power on
"H": muting on
"L": DC power, "H": AC power
Not used
"L": reset