MDX-E100
MDX-E100
28
No.
Pin Name
I/O
1*
NX
O
2
SBCK
O
3
LDVAR
O
4*
ADIS
O
5
SFSY
O
6
LOADIN
I
7
ERROR
I
8
BYTE
I
9
CNVss
I
10
STID OUT
O
11
SEACH OUT
O
12
RESET
I
13*
NC
14
Vss
15
MCCK
I
16
Vcc
17
P85
I
18
DINT
I
19
DSENSE
I
20
ST-ID
I
21
SERCH
I
22
MDRSW
O
23*
FSW
I
24
VARI-PSW
O
25
P-DOWN
I
26
HD ON
O
27
LD+
O
28
LD-
O
29
CIN
I
30
INNER
I
31
DATA
O
32
LATCH
O
33
CLOCK
O
34
DSTB
O
35
MD DATA
O
36
K DATA
I
37
DSCK
I
38
4M/16M
I
39
R/P
O
40
FOK
I
41
PLL SEL
O
42
S2
O
43
S1
O
44
SYRS
O
45
SYRD
O
46
SYWR
O
47
SYS D7
I/O
48
SYS D6
I/O
49
SYS D5
I/O
50
SYS D4
I/O
51
SYS D3
I/O
52
SYS D2
I/O
53
SYS D1
I/O
54
SYS D0
I/O
The * marked terminal is a terminal which is not connected externally (open terminal).
IC1401 : iX0290AW
MD System Microprocessor
Function
Input/output port P96
Input/output port P95
LDVAR (Laser power adjustment output)
ADJS (for automatic adjustment step check)
Input/output port P92
LD SW CK input (interrupt input only when used individually)
ERR input (UNLOCK of monitor PLL)
GND
GND
ST-ID output
MD search output
RESET input
Clock output
GND
EXTAL (8.4672MHz)
+3.15V
Input/output port P85
DINT (interrupt input from MD•LSI)
DSENSE (servo sense input from MD•LSI)
ST-ID input (MD-ON)
CD search input (Synchro REC interrupt input)
MD RSW output
FSW1 (SW for power frequency switching)
Corresponding measure to variable pitch, provided (H)/ not provided (L)
P-DOWN (power failure detect)
HDON (Magnetic head current ON/OFF output)
LD+ (Loading motor + control output)
LD- (Loading motor - control output)
CIN (Track count signal input)
INN SW (Inner SW detect input)
R-DATA
R-LATCH
R-CLK
DSTB (System control communication possible and communication being executed)
MD DATA (MD data output)
K DATA (System control data input)
DSCK (System control communication clock input)
4M/16M DRAM select input
R/P output (REC/PLAY switching)
FOK (Focus servo state monitor input)
Input/output port P55
S2 output
S1 output
SYRS (MD-LSI register select signal output)
SYRD (MD-LSI read signal output)
SYWR (MD-LSI write signal output)
SYS D7 (Data bus 7)
SYS D6 (Data bus 6)
SYS D5 (Data bus 5)
SYS D4 (Data bus 4)
SYS D3 (Data bus 3)
SYS D2 (Data bus 2)
SYS D1 (Data bus 1)
SYS D0 (Data bus 0)
