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• IC501 System Control (M30620MC-406FP) (MAIN board)
Pin No.
Pin Name
1, 2
NC
3
C1ER
4
ADER
5
SQSY
6
RMC
7
A1 IN
8
BYTE
9
CNVSS
10
XIN-T
11
XOUT-T
12
S.RST
13
XOUT
14
GND
15
XIN
16
+3.3V
17
NMI
18
DQSY
19
P.DOWN
20
KEYBOARD CLK
21
KEYBOARD DATA
22
BEEP OUT
23
XINIT
24 to 27
NC
28
L3 CLOCK
29
NC
30
LC DATA
31
SWDT
32
SRDT
33
SCLK
34
FLCS
35
FLDATA
36
NC
37
FLCLK
38 to 41
NC
42, 43
JOG1, JOG0
44
NC
45
A1 OUT
46
NC
47
L3 MODE
48
DA.RST
49
MUTE
50
STB
51
CHACK IN
52
NC
53
PACK-OUT
54
LDIN
55
LDOUT
56
LD-LOW
57, 58
NC
59
REC-P
I/O
O
Not used (Fixed at "L")
O
C1 error rate voltage output (Fixed at "L") (Not used)
O
AD error rate voltage output (Fixed at "L") (Not used)
I
ADIP sync or subcode Q sync input from CXD2654R
I
Remote controls
I
A1 Control input (Fixed at "L")
I
Data bus changed input (Fixed at "L")
—
Ground
O
Not used (Fixed at "L")
O
Not used (Fixed at "L")
I
System rest input
O
Main clock output (7.0MHz)
—
Ground
I
Main clock input (7.0MHz)
—
+3.3V power supply
I
(Fixed at "H")
I
Digital in sync input
I
Power down detection input "L": Power down
O
Not used
O
Not used
—
Not used
I
Interrupt status input from CXD2654R
O
Not used
O
Serial clock signal output to IC301
O
Not used
O
Serial data signal input to IC301
O
Writing data signal output to the serial bus
I
Reading data signal input from the serial bus
O
Clock signal output to the serial bus
O
Chip select signal output to the display driver
O
Serial data signal output to the display driver
O
Not used (Fixed at "L")
O
Serial clock signal output to the display driver
O
Not used
I
Not used
O
Not used
O
A1 output
O
Not used
O
Serial mode signal output to IC301
O
Not used Reset: "L"
O
DA line out muting output Mute: "L"
O
Strobe signal output to the power supply circuit Power supply ON: "H", stand by: "L"
I
Detection input from the chucking-in switch "L": Chucking
I
Not used (Fixed at "L")
I
Detection input from the loading out switch. Loaded out position: "L", Others: "H"
I
Loading motor control input
O
Loading motor control output
O
Loading motor voltage control output Low voltage: "H"
O
Not used (Fixed at "L")
I
Detection signal input from the recording position detection switch
Function
51
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