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6-1. IC PIN DESCRIPTION
IC801 RU6715MF-0004 (SYSTEM CONTROL)
Pin No.
Pin Name
1
CHG MON
2
UREG MON
3
VTEMP
4
VREF
5
PLAY KEY
6
OPEN/CLS SW
7
RMC KEY
8
SET KEY
9
XRESET
10
AVDD
11
AVSS
12
TYPE 0
13
TYPE 1
14
HOLD SW
15
MODEL
16
TYPE 2
17
VREG CON
18
XWK CLR
19
SLEEP
20
MCK
21
NC
22
VDD
23
VSS
24
NC
25
VSS
26
UREG CHK CON
27
DSP SINT
28
DBB OFF
29
AVLS SW
30
OPR LED
31
NC
32
ADJUST
33
NC
34
SBUS CLK
35
SBUS DATA
36
FR CAP
37
SLD 1 MON
38
SLD 2 MON
39
CLV VCON
40
V28-CON
41
APC REF
42
CLV U MON
43
CLV V MON
44
CLV W MON
45
CLV U CON
SECTION 6
DIAGRAMS
I/O
–
Not used (Fixed at "L" ).
I
Unreg voltage monitor input.
I
Temperature sensor input.
I
Reference voltage monitor input.
I
Set PLAY key input.
I
OPEN/CLOSE switch input.
I
Remote commander key input.
I
Set key input.
I
Systen reset input (At reset : "L" ).
–
A/D converter power supply.
–
A/D converter GND.
I
(Fixed at "L" ).
I
(Fixed at "L" ).
I
Set HOLD switch input.
I
(Fixed at "L" ).
I
(Fixed at "L" ).
O
2.5V voltage on/off switch.
O
Power IC wakeup factor latch clear outpu and motor driver IC control signal outpt.
O
System sleep ouput.
I
Master clock input.
–
Not used (Open).
–
Digital power supply.
–
Digital Ground.
–
Not used (Open).
–
Digital Ground.
O
Not used (Open).
I
Interrupt input from DSP.
I
DBB switch.
I
Set AVLS switch input.
O
LED drive.
–
Not used (Open).
I
"Normally, Test mode select input ("L" : Test mode)
–
Not used (Open).
O
SBB serial clock output.
O
SBB serial data output.
I
Free-run counter capture input (Not used).
I
Sled servo timing signal input.
I
Sled servo timing signal input.
O
Spindle servo drive voltage control output.
O
Power voltage correction control output.
O
Laser power control output.
I
Spindle servo timing signal input.
I
Spindle servo timing signal input.
I
Spindle servo timing signal input.
O
Spindle servo drive signal output.
– 16 –
Pin Description
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