65
5
6
7
8
F
E
D
C
B
A
5
6
7
8
DEH-M8037ZT/UC
-
Pin Functions (PE5370B)
Pin No.
Pin Name
I/O
Format
Function and Operation
1
BSO
O
C
P-Bus serial data output
2
bsck
I/O
/C
P-Bus serial clock input/output
3-5
NC
Not used (Open)
6
EVDD
E power supply Positive power supply
7
EVSS
E power supply GND
8-10
NC
Not used (Open)
11-13
MEMO0-2
O
C
Shock proof memory buffer quantity output 0-2
14-16
NC
Not used (Open)
17
adena
O
C
A/D reference voltage supply control output
18
IC/VPP
IC : VSS direct connection/VPP : Pull-down
19
BRXEN
I/O
/C
P-Bus reception is possible
20
bsrq
I/O
/C
P-Bus service request demand
21
xtalen!
O
C
CD LSI 16.9344MHz oscillation permission output
22
NC
Not used (Open)
23
xrst
O
C
CD LSI reset control output
24
VDCONT
O
C
VD power supply control output
25
CD3VON
O
C
CD +3.3V power supply control output
26
CONT
O
C
Servo driver power supply control output
27
xwait
I
CD LSI wait control signal input
28
LOEJ
O
C
The direction change output of LOAD/EJECT
29
CLCONT
O
C
Driver input change output
30
CDMUTE
O
C
CD mute control output
31
reset
I
System reset input
32
XT1
I
Connected to the oscillator for subclock
(connected to VSS via the resistor)
33
XT2
Connected to the oscillator for subclock (Open)
34
REGC
Connected to the capacity stabilizing output of the regulator
(an electrolytic capacitor of about 1
µ
F)
35
X2
Oscillator connection for mainclock
36
X1
I
Oscillator connection for mainclock
37
VSS
GND
38
VDD
Positive power supply (5V)
39
CLKOUT
O
C
Internal system clock output (Open)
40
xwrite
O
CD LSI write control signal output
41, 42
NC
Not used (Open)
43
xread
O
CD LSI read control signal output
44
XASTB
O
CD LSI address strobe output
45
LOCK
I
Spindle lock input
46
NC
Not used (Open)
47-54
AD0-7
I/O
/C
Address/Data bus 0-7
55
BVDD
B power supply Positive power supply (3.3V)
56
BVSS
B power supply GND
57-64
AD8-15
I/O
/C
Address/Data bus 8-15
65
xcs
O
C
CD LSI chip selection output
66
NC
Not used (Open)
67, 68
DBBWRDY0, 1
I
Connected to AVDD or AVSS via the resistor
69, 70
DBBRRDY0, 1
I
Connected to AVDD or AVSS via the resistor
71
AVDD
A power supply Positive power supply (5V)
72
AVSS
A power supply GND
73
AVREF
The reference voltage input for A/D converter
74
VDSENS
VD power supply short sense input
75
DSCSNS
Disc state sense input
76
TEMP
Temperature information sense input
77
HOME
I
Home SW sense input
78
csens
I
Flap closing sense input
79
RFOKIN
I
RFOK input chatter count input
80-82
NC
Connected to AVDD or AVSS via the resistor
83
WMAARI
I
Connected to AVDD or AVSS via the resistor
84
TYPE_A/D
I
Connected to AVDD or AVSS via the resistor
85
testin
I
Chip check test program starting input
Summary of Contents for DEH-M8037ZT
Page 6: ...6 1 2 3 4 1 2 3 4 F E D C B A DEH M8037ZT UC 2 2 EXTERIOR ...
Page 19: ...19 B A CN479 5 1 3 2 6 4 5 6 7 8 F E D C B A 5 6 7 8 DEH M8037ZT UC ...
Page 29: ...29 5 6 7 8 F E D C B A 5 6 7 8 DEH M8037ZT UC ...
Page 32: ...32 A A MAIN UNIT 1 2 3 4 1 2 3 4 F E D C B A DEH M8037ZT UC ...
Page 33: ...33 A SIDE B 5 6 7 8 F E D C B A 5 6 7 8 DEH M8037ZT UC ...
