Kenwood DV-5700 Service Manual page 13

6. AV decoder : MN677521HB (X35, IC300)
6-1 Port Function
Port No. Port Name
1,9,32,46,53,73
104,116,142,156
VDD
160,166,172,179
184,191,197,205
2~4,6~8,10,201
MA0~MA11
203,204,206,207
5,14,27,42,52,60
70 83,92,105
120,147 157,163 VSS
169,176,182 186
194,200,208
11 CLK121
12,37,66,79,96
112,145,174,188 LVDD
202
13 XRST
15 CLK81
16 PLLAVDD
17 TCPOUT
18 PLLAVSS
19 CLK27
20 PLLTEST
21 CKIO
22 PLLVDD
23,24 HMD1,HMD0
25 XHINT
26 XDK
28 XWR
29 XRD
30 XCS
31 HCLK
33~36,38~41
HA1~HA11
43~45
47~51,54~59
HD0~HD15
61~65
67 AUDSTR
68 ARQ
69 VSTR
71 VRQ
72 AVRTM
74~78,80~82 STD0~STD7
84 EXTCK
85 APLLVDD
86 P5481
87 PHCOPMO
88 APLLAVSS
89 NC
90 APLLAVDD
91 ACKIO
92 VSS
93 DCTEST
94,95 TESTSEL1,0
DV-5700/DVF-R9050/R9050-S
CIRCUIT DESCRIPTION
I/O
- Digital supply voltage (+3.3V).
O SDRAM address 0~11
- Digital ground.
- Connected to digital ground.
- Digital supply voltage (+2.5V) for internal logic.
I System reset input.
- Connected to digital ground.
- Main PLL supply voltage (+3.3v).
0 Unused.
- Connected to digital ground.
I System clock input (27MHz).
I Test input port for main PLL.
I Decode clock change-over.
- Supply voltage (+2.5V) of internal logic for main PLL..
- Connected to digital supply voltage (+3.3V).
O Interruption to DVD microcomputer.
O Acknowledgment to DVD microcomputer.
I Write enable from DVD microcomputer.
I Read enable from DVD microcomputer.
I Chip select from DVD microcomputer.
I Clock input from DVD microcomputer.
I Address input from DVD microcomputer.
I/O DVD microcomputer data bus 0~15.
I Valid signal of bit stream input data.
0 Unused.
I Clock signal input for bit stream.
O Request of program stream.
I Sector separation signal.
I Bit stream parallel input 0~7.
I External FS384 input terminal.
- Supply voltage (+2.5V) of internal logic for Audio PLL..
- Audio PLL ground.
O Audio PLL phase comparison output.
- Audio PLL ground.
- Unused.
- Supply voltage (+3.3V) for Audio PLL..
- Connected to digital ground.
- Digital ground.
- Connected to digital ground.
- Connected to digital ground.
Function
L : Reset
L : Fixed
L : Active
L : Active
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