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Pin No.
Pin Name
47, 48
MD0, MD1
49
MD2
50
EJECT SW
51
MAGLK SW
52
SCOR
53
GRSCOR
54
NC
55
HS
56
SQSO
57
NC
58
SQCK
59
CDCLK
60
CDLAT
61
CDDAT
62
XRST
63
XQOK
64
XRDE
65
XWRE
66
EMPH
67
MUTE
68
RAMA10
69
RAMCS
RAMIO7 to
70 to 74
RAMIO3
75
RESET
76
RAMIO2
77
X1A
78
X0A
79
VSS
80
X0
81
X1
82
VCC
83, 84
RAMIO1, RAMIO0
85 to 88
RAMA0 to RAMA3
89
SINGLE
90
6/10 SEL
91
CFSEL
92
TEXTSEL
93
ESPSEL
94
TEST
95
MAG SW
I/O
I
Setting terminal for the CPU operational mode (fixed at "H" in this set)
I
Setting terminal for the CPU operational mode (fixed at "L" in this set)
I
Eject switch input terminal "L" active
Magazine in/out detect switch input terminal
I
"L": magazine in/out operation, "H": normally
I
Subcode sync (S0+S1) detection signal input from the DSP
I
Subcode sync (S0+S1) detection signal input terminal Not used
O
Not used
Normal/high speed playback control signal output terminal
O
"L": high speed playback Not used
I
Subcode Q data input from the DSP
O
Not used
O
Subcode Q data reading clock signal output to the DSP
O
Serial data transfer clock signal output to the DSP
O
Serial data latch pulse signal output to the DSP
O
Serial data output to the DSP
O
System reset signal output to the DSP "L": reset
O
Subcode Q OK pulse signal output terminal Not used
O
D-RAM read enable signal output terminal Not used
O
D-RAM write enable signal output terminal Not used
O
Emphasis control signal output to the DSP "H": emphasis on
O
Audio line muting on/off control signal output "H": muting on
O
Address signal output to the S-RAM Not used
O
Chip select enable output to the S-RAM Not used
I/O
Two-way data bus with the S-RAM Not used
System reset signal input from the SONY bus interface and reset signal generator "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
I/O
Two-way data bus with the S-RAM Not used
O
Sub system clock output terminal Not used
I
Sub system clock input terminal Not used (fixed at "L")
—
Ground terminal
I
Main system clock input terminal (4 MHz)
O
Main system clock output terminal (4 MHz)
—
Power supply terminal
I/O
Two-way data bus with the S-RAM Not used
O
Address signal output to the S-RAM Not used
Setting terminal for the single disc/multiple discs mode
I
"L": single disc mode, "H": multiple discs mode (fixed at "H")
Setting terminal for the 6 discs changer/10 discs changer model
I
"L": 10 discs changer model, "H": 6 discs changer model (fixed at "H")
I
Custom file on/off setting terminal "L": custom file on Not used (fixed at "H")
CD text mode setting terminal
I
"L": CD text on, "H": does not display track name Not used (fixed at "H")
I
ESP mode setting terminal "L": ESP on Not used (fixed at "H")
I
Test on/off setting terminal "L": test mode Not used (fixed at "H")
I
Magazine detect switch input terminal "L": magazine is set
Description
CDX-T69/T69X
31
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