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VIDEO BOARD IC701
HD6433032SK12F (CD MECHANISM CONTROLLER)
Pin No.
Pin Name
I/O
Function
1
CMD0
I/O
2
CMD1
I/O
3
CMD2
I/O
4
CMD3
I/O
5
SACK
O
Data acknowledge output to the IIC interface controller (IC901)
6
QINT
O
Interrupt status output to the IIC interface controller (IC901)
7
VDAC-XLAT
O
Serial data latch pulse output to the video D/A converter (IC401)
8
DF-XLAT
O
Serial data latch pulse output to the D/A converter/digital filter (IC101)
9
P90/TXD
O
Transmit data output terminal Not used (open)
10
SUBQ
I
Sub-code Q data signal input from the CXD2545Q (IC101)
11
SQCK
O
Sub-code Q data transfer clock signal output to the CXD2545Q (IC101)
12
VSS
—
Ground terminal
13
D0
I/O
14
D1
I/O
15
D2
I/O
16
D3
I/O
17
D4
I/O
18
D5
I/O
19
D6
I/O
20
D7
I/O
21
VCC
—
Power supply terminal (+5V)
22
A0
O
23
A1
O
24
A2
O
25
A3
O
26
A4
O
27
A5
O
28
A6
O
29
A7
O
30
VSS
—
Ground terminal
O
O
O
Address signal output to the S-RAM (IC751)
O
O
O
O
O
39
A16
O
40
A17
O
41
A18
O
42
A19
O
Address signal output terminal Not used (open)
43
WAIT
I
Wait signal input from the MPEG audio/video decoder (IC201)
44
MD0
I
Mode selection terminal (fixed at “H”)
45
MD1
I
Mode selection terminal (fixed at “L”)
46
Φ
O
System clock signal output terminal Not used (open)
Two-way data bus with the IIC interface controller (IC901)
Two-way data bus with the S-RAM (IC751)
Address signal output to the S-RAM (IC751)
Address signal output terminal Not used (open)
Address signal output to the MPEG audio/video decoder (IC201) and S-RAM (IC751)
Address signal output terminal Used for chip enable signal output to the S-RAM (IC751)
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