XV-GX3
89
5
6
7
8
5
6
7
8
C
D
F
A
B
E
7.2 PARTS
7.2.1 IC
PDC129A (MAIN ASSY : IC5501)
• System Control Microcomputer
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
• List of IC
PDC129A
No.
Pin Name
I/O
Pin Function
1
DVDON/OFF
O
Control power supply for DVD module
2
NC
O
Mic Detection
3
MICDET
I
4
ACPULSE
I
AC PULSE input detection (Interruption 0)
5
NC
O
6
(RDSCLK)
O
7
REMOCON
I
REMOCON signal input (Interruption 3)
8
XRESET
I
µ
-com reset input
9
XT1
−
Subclock (connect to VDD when no use)
10
XT2
−
Subclock (leave open when no use, and set the bit 6 of OCR SFR)
11
VSS1
−
12
CF1
−
Main Clock (connect to VDD when no use)
13
CF2
−
−
−
Main Clock (leave open when no use)
14
VDD1
−
15
SIMUKE
I
Destination distinction input
16
MODEL
I
Model distinction input
17
VDET
I
DVD3.3V detection input
18
KEY1
I
Key1 input
Key2 input
JOG
Level meter signal input
19
KEY2
I
20
JOG
I
21
LEVELIN
I
22
XPROTECT
I
23
SDATA
O
System bus data output (for DVD)
24
MDATA
I
System bus data input (for DVD)
25
SCLK
I
System bus clock input(for DVD)
26
FLCE
O
CE for FL driver
27
FLDATA
O
Data for FL driver
28
FLCLK
O
Clock for FL driver
29
NC
O
30
XREADY
O
Chip select for system bus (to DVD module)
31
NC
O
REC OUT MUTE
32
XRECMUTE
O
33
UTEST_CHK
O
UNITCHECK IN for checker
34
UTEST_EEPOK
O
EEPROM CHECK OK for checker
35
RELAY
O
SP RELAY ON/OFF
36
NC
O
37
NC
O
38
NC
O
39
VSS4
40
VDD4
Pin Functions
