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1-48
UX-F70MD/UX-F72MD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
I/O
I
I
I
-
-
-
-
-
-
-
-
-
-
-
I
O
I
I
I
I
I
I
-
-
-
-
-
-
I
I
I
I
-
O
O
-
I
O
I/O
I
O
O
-
-
-
-
-
49
48
50
-
O
O
MPROT
SSTOP
MREF
NC
NC
NC
NC
NC
Vdd
X2
X1
Vss
XT2
XT1
RESET
MHON
SQSY
DQSY
XINT
CD_EMP
CD_CBIT
CD_TNO
AVdd
AVref0
MT0
MT1
MT2
MT3
MODSEL
UART
DOUT_SEL
DOUT_OFF
AVss
EJECT
LOAD
AVref1
COMIN
COMOUT
COMCLK
SRDT
SWDT
SCLK
MONILT
NC
NC
MONIDATA
MONICLK
DINUNL
SVIB
AXREC
3. Pin function (1/2)
Description
Symbol
Pin No.
Disk hole detection switch input (REC protection detection input)
Disk innermost circumference detection limit switch on/off detection signal input
Disk detection (premaster and recordable disk)
Not connected
Not connected
Not connected
Not connected
Not connected
Power supply
Connected with 12 MHz oscillator
Connected with 12 MHz oscillator
GND
Not used
Not used. Connected to GND
Reset input
Magnetic head drive control (L: Recording)
Disk sub-code Q sync/ADIP sync input
Digital input U-bit, Sub-code Q sync input
Connected with DSP (IC350) XINT terminal (Interrupt request output terminal)
Emphasis detection
CD copy inhibit
Non CD track detection
Analog power supply
Connected to GND
Not used. Connected to GND
Not used. Connected to GND
Not used. Connected to GND
Not used. Connected to GND
Microcomputer operation mode select (H: Usual)
External communication system select (H: UART, L: 4-wire)
Digital output select (H: DIN through output, L: FS convert output)
Digital output select (H: Off, L: On)
GND
Eject control signal output
Load control signal output
Connected with power supply terminal
Command input
Command output
Command clock
Data input for microcomputer serial interface
Data output for microcomputer serial interface
Shift clock for microcomputer serial interface
Not used
Not connected
Not connected
Not used
Not used
Not used
Spindle servo brake
Recording speed switch output
Содержание UX-F70MD
Страница 5: ...1 5 UX F70MD UX F72MD ...
Страница 70: ...1 70 UX F70MD UX F72MD LA4628 IC801 Power amp 1 Pin layout 2 Block diagram ...
Страница 72: ...1 72 UX F70MD UX F72MD MEMO ...
Страница 87: ...UX F70MD UX F72MD 3 2 M E M O ...