Pioneer CB-A802, Руководство по обслуживанию

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DVD-V8000
136
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1 2 3 4
C
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F
A
B
E
• EBY-Chip IC
Pin Function
PE5286B (DVDM ASSY: IC701)
No. Pin Name I/O Pin Function
1 GND
−
Ground
2 GND
−
Ground
3 VDD3.3
−
Power supply (+ 3.3 V)
4 DMCK I System clock of the DVD/CD-ROM decoder
5 DMACKI I 33 MHz input
6 BUNRI I GND fixed
7 DSPA0
−
Not used
8 DSPA1
−
Not used
9 DSPA2
−
Not used
10 XAWR
−
Not used
11 XASACK
−
Not used
12 ASREQ
−
Not used
13 SDATA7 O Data bus 7 for VIDEO_DMA channel
14 SDATA6 O Data bus 6 for VIDEO_DMA channel
15 VDD2.5
−
Power supply (+ 2.5 V)
16 GND
−
Ground
17 GND
−
Ground
18 VDD2.5
−
Power supply (+ 2.5 V)
19 SDATA5 O Data bus 5 for VIDEO_DMA channel
20 SDATA4 O Data bus 4 for VIDEO_DMA channel
21 SDATA3 O Data bus 3 for VIDEO_DMA channel
22 SDATA2 O Data bus 2 for VIDEO_DMA channel
23 SDATA1 O Data bus 1 for VIDEO_DMA channel
24 SDATA0 O Data bus 0 for VIDEO_DMA channel
25 XSACK O Transfer response pin to VIDEO_DMA channel
26 GND
−
Ground
27 VDD2.5
−
Power supply (+ 2.5 V)
28 XWR O Strobe signal output for VIDEO_DMA channel
29 SREQ I Data transfer request pin from VIDEO_DMA channel
30 XAVTRM
−
Not used
31 XDFSCK O Clock output for data transmission
32 XDFSO O Data transmission pin
33 PA5
−
Not used
34 PA4
−
Not used
35 CDD0
−
Not used
36 DIFOUT
−
Not used
37 CKE O Enable signal output of SDCLK
38 CSB O Chip select signal output for SDRAM
39 DD15 I/O Data bus 15 for DRAM
40 VDD3.3
−
Power supply (+ 3.3 V)
41 GND
−
Ground
42 DD14 I/O Data bus 14 for DRAM
43 DD13 I/O Data bus 13 for DRAM
44 DD12 I/O Data bus 12 for DRAM
45 DD11 I/O Data bus 11 for DRAM
46 DD10 I/O Data bus 10 for DRAM
47 DD9 I/O Data bus 9 for DRAM
48 DD8 I/O Data bus 8 for DRAM
49 DD7 I/O Data bus 7 for DRAM