Pioneer CDX-P2050VC/X1N/UC, Руководство по обслуживанию

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