Sony MDS-M9, Руководство по обслуживанию

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I/O Function Pin No. Pin Name
• IC271 Shock-Proof Memory Controller, ATRAC Encoder/Decoder (CXD2536R)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18 to 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 to 47
—
I
I
I
O/Z
O/Z
I
I
O
I
I
I
—
I
I
I
I
I
I
I
I
—
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
I
—
I/O
O
O
I
O
O
O
Power supply pin (+5V)
Input of write data signal from system controller (IC201)
Input of serial clock signal from system controller (IC201)
Input of serial latch signal from system controller (IC201)
Output of read data signal to system controller (IC201)
Output of internal status (SENSE) to system controller (IC201)
Input of serial command control mode from system controller (IC201) (Fixed at “H”)
Output of interrupt status to system controller (IC201)
Recording/playback switching input. Not used in this unit (Fixed at “L”)
Input of write/monitor mode switching signal (Fixed at “L”)
Input of write data transmission timing from system controller (IC201)
Also used as magnetic field head ON/OFF output
Ground pin
Chip reservation pin (Fixed at “L”)
Chip reservation pin (Fixed at “H”)
Input of reset signal from system controller (IC201). Reset: “L”
Test pin (Fixed at “L”)
Chip reservation pin (Fixed at “L”)
Block selection in single use. “L”: ATRAC. “H”: RAM controller (Fixed at “L”)
Normally fixed at “L. Fixed at “H” when used as ATRAC or RAM controller for single.
(Fixed at “L”)
Ground pin
Output pin of ATRAC and external audio block recording/playback mode signal.
Not used in this unit (Opened)
ATRAC I/F XRQ signal input/output pin. Not used in this unit (Opened)
ATRAC decode data signal input/output pin. Not used in this unit (Opened)
ATRAC encode data signal input/output. Not used in this unit (Opened)
ATRAC I/F XALT signal input/output pin. Not used in this unit (Opened)
ATRAC I/F ACK signal input/output pin. Not used in this unit (Opened)
ATRAC I/F error data signal input/output pin. Not used in this unit (Opened)
ATRAC I/F Lch start data signal input/output pin. Not used in this unit (Opened)
ATRAC I/F EXE signal input/output pin. Not used in this unit (Opened)
ATRAC I/F MUTE signal input/output pin. Not used in this unit (Opened)
Clock output (45 MHz)
Clock input (45 MHz)
Ground pin
ATRAC I/F ATT signal input/output pin. Not used in this unit (Opened)
ATRAC block 11.6 msec timing signal output pin. Not used in this unit (Opened)
Output of monitor/decode audio data signal to D/A converter (IC341)
Input of recording signal from A/D converter (IC301)
Output of bit clock signal to A/D and D/A converters (IC301, IC341)
Output of L/R clock to A/D and D/A converters (IC301, IC341)
Address signal output. Not used in this unit (Opened)
VDD
SWDT
SCK
XLAT
SRDT
SENSE
SCMD0
SCMD1
XINT
RCPB
WRMN
TX
VSS
SICK
IDSL
XILT
XRST
TS0 to TS3
EXIR
SASL
SNGLE
VSS
AIRCPB
XRQ
ADTO
ADTI
XALT
ACK
AC2
LCHST
EXE
MUTE
OSCO
OSCI
VSS
ATT
F86
DOUT
ADIN
ABCK
ALRCK
SA2 to SA0
* O/Z: In case of no output data, it becomes high impedance.