Pioneer CDX-P2050VC Service Manual page 63

QQ
3 7 63 1515 0
- Pin Functions (PD5512B)
Pin No. Pin Name
1 DACRST
2 NC
3 adena
4 TXTSTE
5 TXTSO
6 TXTSI
7 TXTSCK
8 BYTE
9 CNVSS
10 POWER
11 CONT
12 reset
13 XOUT
14 VSS
15 XIN
16 VCC
17 nmi
18 bsens
19 asens
20 TXTPACK
21 IPTA4IN
22 IPPW
23 daccs
24 csel
25 optsw
26 ccs
TE
L 13942296513
27 LGSW
28 NC
29 IPIN
30 IPOUT
31 DACMD
32 dacml
33 DACMC
34 testin
35 XSO
36 XSI
37 XSCK
38 M6M12
39–43 NC
44 rd
45 NC
46 wr
47 NC
48 cs
49 XA0
50 xstb
51 xrst
52 MIRR
53 LOCK
54 FOK
55 NC
56 A11
www
57 A9
58 A8
59 A13
60 A14
.
61 A12
http://www.xiaoyu163.com
I/O Format
O C
O C
O C
O C
I
O C
I
I
O C
O C
I
O
I
I
I
I
I
I
O C
O C
I
I
O C
I
I
O NM
O C
O C
I
I
O C
I
O C
I
O C
O C
O C
O C
O C
O C
I
I
I
I
O C
O C
x ao u163
y
O C
O C
i
O C
http://www.xiaoyu163.com
CDX-P2050VC,P2050VN,P2050VS
2 9
8
Function and Operation
DAC reset output
Not used
A/D reference voltage output
TEXT parameter output
TEXT control parameter serial output
TEXT data serial input
TEXT clock output
VCC joint
VSS joint
CD +5V control
Servo driver output control
Reset input
Crystal oscillating element connection pin
GND
Crystal oscillating element connection pin
VDD
Pull up
Back Up sense input
ACC power sense input
TEXT PACK interrupt input
IPIN joint
Power supply control output for IP BUS interface IC
PE8001A1 chip select
Compression select
Optical connector detector input
Compression IC chip enable output
Q Q
3 6 7 1 3 1 5
LEGATO LINK ON/OFF input
Not used
Data input from IP BUS interface IC
Data output for IP BUS interface IC
PE8001A1 mode control data output
PE8001A1 mode control latch output
PE8001A1 mode control bck input
Test program mode input
LSI data output
LSI data input
LSI clock output
6/12 disc select input
Not used
SRAM enable output
Not used
SRAM write enable output
Not used
SRAM chip select
CD LSI data detect control signal output
CD LSI strobe output
CD LSI reset output
Mirror detector input
Spindle lock detector input
FOK signal input
Not used
Address BUS input
SRAM address bus output
SRAM address bus output
co
SRAM address bus output
SRAM address bus output
.
SRAM address bus output
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9
63