51
52
1
CLK
O
SSP, DSP Control Clock.
2
DATA
O
SSP, DSP Control Data.
3
SENS
I
SSP, DSP Status.
4
XLAT
O
SSP, DSP Command Latch.
5
XRST
O
SSP, DSP Reset.
6
TVMSW
O
NTSC/PAL AUTO/PAL switching.
7
DMUTE
O
Digital Mute.
8
AMUTE
O
Analog Mute.
9
LDON
O
Laser diode power on.
10
VCDRST
O
Video CD Reset.
11
OPTON
O
Optical Digital Output ON.
12
AVCC
–
A/D Converter VCC.
13
AVR
–
A/D Converter VREF.
14
AVSS
–
A/D Converter VSS.
15
HOSTIRQ
I
Host CPU Interrupt Request.
16
SCOR
I
Subcode Sync 0. (Subcode IRQ)
17
ILSW
I
Inter Limit Switch.
18
VCDIRQ
I
Video CD Decoder Interrupt Request.
19
VCDEN
I
Not used. (Connected to VCC through a resistor)
20
RST
I
CPU Reset.
21
MODE0
I
CPU MODE. (Connected to GND)
22
MODE1
23
CLKIN
O
8MHz System Clock.
24
CLKOUT
I
25
VSS
–
GND.
26
ALE
O
Address Latch Strobe.
27
RD
O
Data Read Strobe.
28
WR
O
Data Write Strobe.
29
NC
–
Not used.
30
READY
I
Video CD Decoder Ready.
31
OSDSTB
O
OSDC Enable. (Not used)
32
OSDCLK
O
OSDC Data Clock. (Not used)
33
OSDSIN
O
OSDC Data. (Not used)
34 ~ 41
A15 ~ A8
O
Address Bus 15 ~ 8.
42 ~ 49
AD7 ~ AD0
I/O
Address/Data Bus 7 ~ 0.
50
VSS
–
GND.
51
VCD/XCDG
O
Video CD/CDG Switch. (Not used)
52
HCLK
I
Host CPU Control Clock.
53
ST
O
Host CPU Control Send Data.
55
TRACK
I
Host CPU Control Receive Data.
Pin No.
Pin Name
I/O
Description
IC, MB89627R-361
56
ENCRST
O
Video Encoder Reset. (Not used)
57
DVCC
–
DVCC.
58
PAL/PAL60
O
PAL/PAL60 Switch.
59
XNTSC
O
PAL/NTSC Switch.
60
SQCK
O
Subcode Q Read Clock.
61
SQSO
I
Subcode Q Serial Data.
62
BUSY
I/O
Host CPU I/F Busy Signal.
63
FOK
I
Focus Servo OK Detect.
64
GFS
I
Frame Sync Detect.
Pin No.
Pin Name
I/O
Description
All manuals and user guides at all-guides.com
Содержание XR-MK25
Страница 10: ...11 12 BLOCK DIAGRAM 1 MAIN FRONT AC2 AC1 DECK RELAY All manuals and user guides at all guides com...
Страница 12: ...15 16 All manuals and user guides at all guides com...
Страница 13: ...17 18 SCHEMATIC DIAGRAM 1 MAIN 1 2 AC2 AC1 RELAY All manuals and user guides at all guides com...
Страница 14: ...19 20 SCHEMATIC DIAGRAM 2 MAIN 2 2 TUNER BLOCK All manuals and user guides at all guides com...
Страница 15: ...21 22 IC M62439SP IC BU4052BCF All manuals and user guides at all guides com...
Страница 16: ...23 24 AY M All manuals and user guides at all guides com a l l g u i d e s c o m...
Страница 17: ...25 26 SCHEMATIC DIAGRAM 3 FRONT DECK All manuals and user guides at all guides com...
Страница 20: ...31 32 SCHEMATIC DIAGRAM 4 VCD 1 2 VCD POWER CD DRIVE CD MOTOR All manuals and user guides at all guides com...
Страница 21: ...33 34 SCHEMATIC DIAGRAM 5 VCD 2 2 All manuals and user guides at all guides com a l l g u i d e s c o m...
Страница 24: ...IC BLOCK DIAGRAM 2 38 IC BA6791FP IC TA7291S All manuals and user guides at all guides com...
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