Aiwa XR-DV3M Service Manual page 69
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Also See for XR-DV3M:
- Operating instructions manual (160 pages) ,
- Service manual (30 pages)
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IC, L64021D
3 7 63 1515 0
Pin No.
Pin Name
1
VSS
2-5
SBD_7-4
6
VDD
7-10
SBD_3-0
11
VSS
12-19
CH_DATA_0-7
20
VSS
21
TOS_N
22, 23
NC
_____________
24
ERROR
25
VDD
_______________
26
AVALID
________________
27
VVALID
28
DCK
___________
29
VREQ
___________
30
AREQ
31, 32
NC
33
VSS
34-39
A_8-3
TE
L 13942296513
40
VDD
41
NC
42
VDD
43-45
A_2-0
46
VSS
47-54
D_7-0
55
VSS
56
SYSCLK
_____________
57
RESET
___________
58
DREQ
__________
59
INTR
60
BUSMODE
61
VDD
________
62
RDY
___________
63
READ
______________
64
WRITE
___________
65
WAIT IWTN
66
VSS
_____
www
67
AS
_____
68
CS
69
VS
.
70
HS
http://www.xiaoyu163.com
I/O
I
Ground.
I/O
SDRAM data bus 7-4.
I
Power (3.3V).
I/O
SDRAM data bus 3-0.
I
Ground.
I
Channel data bus 0-7.
I
Ground.
I
Top of sector.
I
Not connected.
I
Error.
I
Power (3.3V).
I
Audio data valid.
I
Video data valid. (Not connected)
I
Data clock.
O
Video transfer request. (Not connected)
O
Audio transfer request.
—
Not connected.
I
Ground.
I
Address 8-3.
I
Power (3.3V).
—
Not connected.
I
Power (3.3V).
I
Address 2-0.
I
Ground.
I/O
Host data bus 7-0.
I
Ground.
I
System clock.
I
Reset.
O
DMA transfer request.
O
Interrupt.
I
Busmode.
I
Power (3.3V).
O
Ready. (Not connected)
I
Read indicator.
I
Write indicator.
I/O
Wait.
I
Ground.
—
Not connected.
x
ao
u163
I
Chip select.
y
I
Vertical synchronization.
i
I
Horizontal synchronization.
http://www.xiaoyu163.com
2 9
8
Description
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3
6 7
1 3
1 5
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9 4
2 8
0 5
8
2 9
9 4
2 8
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9 9
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