Kenwood DV-5700 Service Manual page 11

QQ
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Port No. Port Name
23 OSCI(CLK135)
24
25
26~33 CPUADR4~11
34
35~42 CPUADR12~19
43
44 CPUADR20
45
46
47
48
49
50 CIRCEN(ENC)
51 PROGSW
52
53
54
55
56
57 STBDAC2
58
59 STBDAC1
TE
L 13942296513
60 ADSCEN(ENS)
61
62
63
64
65
66
67
68
69
70
71
72
73 PULL UP0
74 PULL UP1
75
76 ADSCINT
77
78
79
80
www
81
82
83
.
84~91 CPUDT0~7
92
93~100 CPUDT8~15
CIRCUIT DESCRIPTION
I/O
I System clock input (13.5MHz).
OSCO O Unused.
MODE I Processor mode selection.
O Bus address (4~11).
AVDD - Supply voltage (+3.3V).
O Bus address (12~19).
VSS - Connected to GND.
O Bus address (20).
25BSY O Busy data output.
STBPSL O Unused.
HFMON O HF monitor output.
KMODE O Selection for writing the ROM.
AMUTE O Audio mute control.
O Enable to Digital Servo Controller (X35, IC1).
I Change-over the component terminal.
STBTI O Strobe output to MP3 decoder (X35, IC900).
FRSW O Flash ROM 1, 2 (X35, IC207, 215) change-over.
VDD - Supply voltage (+3.3V).
FEPEN O Enable to FEP (traverse).
CLKSEL O Clock selection.
O Strobe output to ADAC (X25, IC205).
STBSP1 O Strobe output to serial-parallel converter (X25, IC224).
O Strobe output to ADAC (X25, IC204).
O Enable to Digital Servo Controller (X35, IC1).
VSS - Connected to GND.
WMINT I Interruption port from Water Mark Detector (X35, IC500).
E2CS O Chip select to EEPROM (X33, IC206).
SCSIBN O Enable control to jig for writing the ROM.
196BSY I Busy data input.
VDD - Supply voltage (+3.3V).
SIO0 clock output to communicate between main
SCLK0 O
microcomputer and DVD system microcomputer.
SIO0 data input to communicate between main
SI0 I
microcomputer and DVD microcomputer.
SIO0 data output to communicate between main
SO0 O
microcomputer and DVD system microcomputer.
SCLK1 O SIO1 clock output for control ICs.
SI1 I SIO1 data input for control ICs.
SO1 O SIO1 data output for control ICs.
I Unused.
I Unused.
NMI I Unused.
I Interruption port from Digital Servo Controller (X33, IC1).
ODCINT I Interruption port from Optical Disc Controller (X33, IC101).
AVINT I Interruption port from AV decoder (X33, IC301).
ICRST O Reset signal output to periphery ICs.
MP3INT I Interruption port from MP3 decoder (X33, IC900).
ADSEP I Unused.
x ao
y
RST I Reset signal input.
VDD - Supply voltage (+3.3V).
i
I/O Bus data (0~7) input and output.
VSS - Connected to GND.
I/O Bus data (8~15) input and output.
DV-5700/DVF-R9050/R9050-S
8
Function
Q Q
3 6 7 1 3
u163
.
2 9 9 4 2 8
Expan.
Mode
Normal
Writing
1 5 0 5 8 2 9 9 4
Normal
m
co
9 9
Active
H L
Busy
Normal
Default
2 8 9 9
Busy
11