– 24 –
Pin No.
Pin name
I/O
Description
50
SWDT
O
Write data signal output to the serial bus.
51
SRDT
I
Read data signal input to the serial bus.
52
I
Connected to the pin
%¡
.
53
FLCLK
O
Serial clock signal output to the display driver (IC701). Not used this set (Fixed at “L”)
54
FLDATA
O
Serial data signal output to the display driver (IC701). Not used this set (Fixed at “L”)
55
FLCS
O
Chip select signal output to the display driver (IC701). Not used this set (Fixed at “L”)
56
I
Not used. (Fixed at “L”)
57
TEST0
I
Terminal for test. (Fixed at “L”)
58
TEST1
O
Reset signal output to CXD2536R (IC271).
59, 60
I
Not used. (Fixed at “L”)
61
AFAST
I
Not used this set. (Fixed at “L”)
––––
62
16/18
I
16bit/18bit selector. “H” : 16bit
63
LDON
O
Laser ON/OFF control signal output.When laser ON : “H”
64
P/GROOVE
I
PIT/GROOVE detection input.“H” : Disc for playing and TOC area.
Not used this set (Fixed at “L”)
65
FOK
I
Focus OK signal input from CXD2535BR (IC121). “H” is input when the focus is applied.
66
MON
I
Not used this set. (Input and the pull-down)
67
LOCK
O
Not used this set. (Output and the pull-down)
68
WRPWR
O
Laser power selection signal output to the optical pick-up block and CXD2535BR (IC121).
69
DIG RST
O
Reset signal output to CXA1981R (IC101), CXD2535BR (IC121), and the motor driver
(IC151).When reset : “L”
70
DA RST
O
Reset signal output to D/A converter (IC341) and the A/D converter (IC301).
When reset : “L”
71, 72
SCMD 1, SCMD 0
O
Serial command control mode signal output to CXD2536R (IC271).
73
MOD
O
Laser modulation selection signal output.
When playback power : “L”,When stop : “H”
When recording power :
0.5S
2S
74
REC/PB
O
Recording/playback selection signal output to CXD2535BR (IC121).
When recording : “H” ,When playback : “L”
75
WR/MN
O
Write/monitor mode selection signal output to CXD2536R (IC271).
76
SCTX
O
Writing data transmission timing output to CXD2536R (IC271).
Used together with the magnetic field head ON/OFF output.
77
XLATCH
O
Latch signal output to the serial bus.
78
DFLATCH
O
Latch signal output to the D/A converter (IC341).
79
DFMUTE
O
Muting signal output. Not used this set. (Connected to the Ground)
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